Search

Ching Chang

Examiner (ID: 3427, Phone: (571)272-4857 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3748, 3746
Total Applications
1871
Issued Applications
1700
Pending Applications
11
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3666751 [patent_doc_number] => 05599816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-04 [patent_title] => 'Quinolizinone type compounds' [patent_app_type] => 1 [patent_app_number] => 8/482249 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 144976 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/599/05599816.pdf [firstpage_image] =>[orig_patent_app_number] => 482249 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/482249
Quinolizinone type compounds Jun 6, 1995 Issued
Array ( [id] => 3493553 [patent_doc_number] => 05561128 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-01 [patent_title] => 'N-[(4-(hete roaryl)-1-piperidinyl)alkyl]-10,11-dihydro-5H-dibenz[B,F]azepines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/469883 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86499 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 569 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/561/05561128.pdf [firstpage_image] =>[orig_patent_app_number] => 469883 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/469883
N-[(4-(hete roaryl)-1-piperidinyl)alkyl]-10,11-dihydro-5H-dibenz[B,F]azepines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3550928 [patent_doc_number] => 05571828 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'N-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-2,3-napthalimides and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/469361 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86314 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 622 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/571/05571828.pdf [firstpage_image] =>[orig_patent_app_number] => 469361 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/469361
N-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-2,3-napthalimides and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3609302 [patent_doc_number] => 05589495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => '2-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-1,3- indandiones and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/471515 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86407 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 621 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/589/05589495.pdf [firstpage_image] =>[orig_patent_app_number] => 471515 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/471515
2-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-1,3- indandiones and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3602918 [patent_doc_number] => 05578605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'N-[(4-heteroaryl)-1-piperidinyl)alkyl]-1,2,3,4-tetrahydroquinolines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/470437 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86392 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 740 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/578/05578605.pdf [firstpage_image] =>[orig_patent_app_number] => 470437 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/470437
N-[(4-heteroaryl)-1-piperidinyl)alkyl]-1,2,3,4-tetrahydroquinolines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3609275 [patent_doc_number] => 05589494 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => '2-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-1,3-dioxanes and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/470040 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86358 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 537 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/589/05589494.pdf [firstpage_image] =>[orig_patent_app_number] => 470040 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/470040
2-[(3-heteroaryl-1-pyrrolidinyl)alkyl]-1,3-dioxanes and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3665957 [patent_doc_number] => 05597842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-28 [patent_title] => '3-heteroaryl-1-pyrrolidinealkanols and derivatives thereof and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/470438 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86453 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 678 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/597/05597842.pdf [firstpage_image] =>[orig_patent_app_number] => 470438 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/470438
3-heteroaryl-1-pyrrolidinealkanols and derivatives thereof and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3598970 [patent_doc_number] => 05559117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => 'N-[(4-heteroaryl-1-piperazinyl) alkyl]-2-Benoxazolinines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/466726 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86354 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 591 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/559/05559117.pdf [firstpage_image] =>[orig_patent_app_number] => 466726 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466726
N-[(4-heteroaryl-1-piperazinyl) alkyl]-2-Benoxazolinines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3588106 [patent_doc_number] => 05550130 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-27 [patent_title] => '1-[(1,4-benzodioxanyl)alkyl]-4-(heteroaryl)piperidines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/465697 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86337 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 607 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/550/05550130.pdf [firstpage_image] =>[orig_patent_app_number] => 465697 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/465697
1-[(1,4-benzodioxanyl)alkyl]-4-(heteroaryl)piperidines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3582855 [patent_doc_number] => 05580891 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-03 [patent_title] => 'N-[heteroaryl-1-pyrrolidinyl)alkyl]-2-benoxazolinones and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/471236 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86514 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 568 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/580/05580891.pdf [firstpage_image] =>[orig_patent_app_number] => 471236 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/471236
N-[heteroaryl-1-pyrrolidinyl)alkyl]-2-benoxazolinones and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3599108 [patent_doc_number] => 05559126 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => '1-[(1,4-benodioxanyl)alkyl]-4-(heteroaryl)piperidines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/471237 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86297 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 551 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/559/05559126.pdf [firstpage_image] =>[orig_patent_app_number] => 471237 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/471237
1-[(1,4-benodioxanyl)alkyl]-4-(heteroaryl)piperidines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3659121 [patent_doc_number] => 05591745 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => '(4-heteroaryl)-1-[(2,3-dihydro-1H-isoindol-2-yl)alkyl] piperidines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/469365 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86451 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 624 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/591/05591745.pdf [firstpage_image] =>[orig_patent_app_number] => 469365 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/469365
(4-heteroaryl)-1-[(2,3-dihydro-1H-isoindol-2-yl)alkyl] piperidines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3582520 [patent_doc_number] => 05580875 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-03 [patent_title] => '1-[(2-pyrimidinyloxy)alkyl]-3-(heteroaryl)pyrrolidines and related compounds and therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/466960 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86337 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 618 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/580/05580875.pdf [firstpage_image] =>[orig_patent_app_number] => 466960 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466960
1-[(2-pyrimidinyloxy)alkyl]-3-(heteroaryl)pyrrolidines and related compounds and therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3624122 [patent_doc_number] => 05607945 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-04 [patent_title] => 'N-[(4-(heteroaryl)-1-piperidinyl)alkyl]-1,2,3,4-tetrahydroisoquinolines and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/466821 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86369 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 725 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/607/05607945.pdf [firstpage_image] =>[orig_patent_app_number] => 466821 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466821
N-[(4-(heteroaryl)-1-piperidinyl)alkyl]-1,2,3,4-tetrahydroisoquinolines and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3691098 [patent_doc_number] => 05663449 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Intermediate compounds in the synthesis of heteroarylpiperidines, pyrrolidines and piperazines' [patent_app_type] => 1 [patent_app_number] => 8/470059 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86327 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/663/05663449.pdf [firstpage_image] =>[orig_patent_app_number] => 470059 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/470059
Intermediate compounds in the synthesis of heteroarylpiperidines, pyrrolidines and piperazines Jun 5, 1995 Issued
Array ( [id] => 3636201 [patent_doc_number] => 05610300 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-11 [patent_title] => 'Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates' [patent_app_type] => 1 [patent_app_number] => 8/469045 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16776 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/610/05610300.pdf [firstpage_image] =>[orig_patent_app_number] => 469045 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/469045
Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates Jun 5, 1995 Issued
Array ( [id] => 3598949 [patent_doc_number] => 05559116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => 'N-[(4-heteroaryl-1-piperazinyl) alkyl]-1H-benz[de]isoquinoline-1,3 (2H-)-diones and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/469521 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86426 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 589 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/559/05559116.pdf [firstpage_image] =>[orig_patent_app_number] => 469521 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/469521
N-[(4-heteroaryl-1-piperazinyl) alkyl]-1H-benz[de]isoquinoline-1,3 (2H-)-diones and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 3530810 [patent_doc_number] => 05583145 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => '1-(arylthioalkyl, arylaminoalkyl, or arylmethylenealkyl)-4-(heteroaryl)piperazines and related compounds useful as antipsychotics and analgesics' [patent_app_type] => 1 [patent_app_number] => 8/466895 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86535 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 793 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/583/05583145.pdf [firstpage_image] =>[orig_patent_app_number] => 466895 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466895
1-(arylthioalkyl, arylaminoalkyl, or arylmethylenealkyl)-4-(heteroaryl)piperazines and related compounds useful as antipsychotics and analgesics Jun 5, 1995 Issued
Array ( [id] => 3533678 [patent_doc_number] => 05556858 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Cis-2-[(4-heteroaryl-1-piperazinyl)alkyl] hexahydro-1H-isoindole-1,3 (2H)-diones and related compounds and their therapeutic utility' [patent_app_type] => 1 [patent_app_number] => 8/467387 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 86365 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 539 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/556/05556858.pdf [firstpage_image] =>[orig_patent_app_number] => 467387 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/467387
Cis-2-[(4-heteroaryl-1-piperazinyl)alkyl] hexahydro-1H-isoindole-1,3 (2H)-diones and related compounds and their therapeutic utility Jun 5, 1995 Issued
Array ( [id] => 4074103 [patent_doc_number] => 05965530 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Therapeutic uses of keratinocyte growth factor' [patent_app_type] => 1 [patent_app_number] => 8/484068 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 33 [patent_no_of_words] => 7494 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/965/05965530.pdf [firstpage_image] =>[orig_patent_app_number] => 484068 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/484068
Therapeutic uses of keratinocyte growth factor Jun 5, 1995 Issued
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