Search

Celia C Chang

Examiner (ID: 17719, Phone: (571)272-0679 , Office: P/1625 )

Most Active Art Unit
1625
Art Unit(s)
1625, 1202, 1612, 1203, 2899
Total Applications
3041
Issued Applications
1833
Pending Applications
177
Abandoned Applications
1031

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3454001 [patent_doc_number] => 05472683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-05 [patent_title] => 'Nanoparticulate diagnostic mixed carbamic anhydrides as X-ray contrast agents for blood pool and lymphatic system imaging' [patent_app_type] => 1 [patent_app_number] => 8/401570 [patent_app_country] => US [patent_app_date] => 1995-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3379 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/472/05472683.pdf [firstpage_image] =>[orig_patent_app_number] => 401570 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/401570
Nanoparticulate diagnostic mixed carbamic anhydrides as X-ray contrast agents for blood pool and lymphatic system imaging Mar 8, 1995 Issued
08/394206 CRYSTALLINE SALTS OF OPTICALLY ACTIVE AMINOCOUMARAN DERIVATIVES, THEIR PRODUCTION AND USE Feb 23, 1995 Abandoned
Array ( [id] => 3594713 [patent_doc_number] => 05488167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-30 [patent_title] => 'Synthesis of sphingosines' [patent_app_type] => 1 [patent_app_number] => 8/389622 [patent_app_country] => US [patent_app_date] => 1995-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6319 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/488/05488167.pdf [firstpage_image] =>[orig_patent_app_number] => 389622 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/389622
Synthesis of sphingosines Feb 20, 1995 Issued
Array ( [id] => 3594699 [patent_doc_number] => 05488166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-30 [patent_title] => 'Synthesis of sphingosines' [patent_app_type] => 1 [patent_app_number] => 8/377095 [patent_app_country] => US [patent_app_date] => 1995-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6325 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/488/05488166.pdf [firstpage_image] =>[orig_patent_app_number] => 377095 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/377095
Synthesis of sphingosines Jan 22, 1995 Issued
08/361903 DETERGENT COMPOSITIONS COMPRISING SOIL RELEASE AGENTS Dec 20, 1994 Abandoned
Array ( [id] => 3483101 [patent_doc_number] => 05457233 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-10 [patent_title] => 'Process for the preparation of amines' [patent_app_type] => 1 [patent_app_number] => 8/345274 [patent_app_country] => US [patent_app_date] => 1994-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1693 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/457/05457233.pdf [firstpage_image] =>[orig_patent_app_number] => 345274 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/345274
Process for the preparation of amines Nov 27, 1994 Issued
Array ( [id] => 3116281 [patent_doc_number] => 05449693 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Benzene derivatives, their preparation and pharmaceutical compositions in which they are present' [patent_app_type] => 1 [patent_app_number] => 8/264064 [patent_app_country] => US [patent_app_date] => 1994-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4754 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449693.pdf [firstpage_image] =>[orig_patent_app_number] => 264064 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/264064
Benzene derivatives, their preparation and pharmaceutical compositions in which they are present Jun 21, 1994 Issued
Array ( [id] => 3444166 [patent_doc_number] => 05430190 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Propoxylation and reductive alkylation of diethylenetriamine' [patent_app_type] => 1 [patent_app_number] => 8/259721 [patent_app_country] => US [patent_app_date] => 1994-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1221 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/430/05430190.pdf [firstpage_image] =>[orig_patent_app_number] => 259721 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/259721
Propoxylation and reductive alkylation of diethylenetriamine Jun 13, 1994 Issued
08/259117 PROCESS FOR THE PREPARATION OF AMINES BY CATALYTIC HYDROGENATION OF NITRILES Jun 9, 1994 Abandoned
Array ( [id] => 3420307 [patent_doc_number] => 05478837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-26 [patent_title] => 'Use of quinacrine in preventing adhesion formation' [patent_app_type] => 1 [patent_app_number] => 8/253438 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5881 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/478/05478837.pdf [firstpage_image] =>[orig_patent_app_number] => 253438 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/253438
Use of quinacrine in preventing adhesion formation Jun 6, 1994 Issued
Array ( [id] => 3482045 [patent_doc_number] => 05399769 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-21 [patent_title] => 'Preparation of methylamines using shape selective chabazites' [patent_app_type] => 1 [patent_app_number] => 8/253872 [patent_app_country] => US [patent_app_date] => 1994-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6509 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/399/05399769.pdf [firstpage_image] =>[orig_patent_app_number] => 253872 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/253872
Preparation of methylamines using shape selective chabazites Jun 2, 1994 Issued
Array ( [id] => 3108607 [patent_doc_number] => 05464607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => '5,5\'-/(1,3-propanediyl) bis-/imino(2-oxo-2,1-ethanediyl)acetylimino/bis(2,4,6-triiodo-1,3-benzen edicarboxylamides), and contrast media containing them' [patent_app_type] => 1 [patent_app_number] => 8/244598 [patent_app_country] => US [patent_app_date] => 1994-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3437 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464607.pdf [firstpage_image] =>[orig_patent_app_number] => 244598 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/244598
5,5'-/(1,3-propanediyl) bis-/imino(2-oxo-2,1-ethanediyl)acetylimino/bis(2,4,6-triiodo-1,3-benzen edicarboxylamides), and contrast media containing them May 31, 1994 Issued
Array ( [id] => 3416790 [patent_doc_number] => 05393776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-28 [patent_title] => 'Tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia' [patent_app_type] => 1 [patent_app_number] => 8/242213 [patent_app_country] => US [patent_app_date] => 1994-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15174 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/393/05393776.pdf [firstpage_image] =>[orig_patent_app_number] => 242213 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/242213
Tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia May 12, 1994 Issued
Array ( [id] => 3420533 [patent_doc_number] => 05434309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-18 [patent_title] => 'Controlled functional density poly(secondary amines)' [patent_app_type] => 1 [patent_app_number] => 8/234500 [patent_app_country] => US [patent_app_date] => 1994-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8654 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/434/05434309.pdf [firstpage_image] =>[orig_patent_app_number] => 234500 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/234500
Controlled functional density poly(secondary amines) Apr 27, 1994 Issued
Array ( [id] => 3429981 [patent_doc_number] => 05403959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Process for the preparation of 8,N,N-dialkylaminotricyclo-[5.2.2.02.6]decane' [patent_app_type] => 1 [patent_app_number] => 8/226381 [patent_app_country] => US [patent_app_date] => 1994-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1977 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/403/05403959.pdf [firstpage_image] =>[orig_patent_app_number] => 226381 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/226381
Process for the preparation of 8,N,N-dialkylaminotricyclo-[5.2.2.02.6]decane Apr 11, 1994 Issued
Array ( [id] => 3115686 [patent_doc_number] => 05395973 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Processes for making ethanolamines' [patent_app_type] => 1 [patent_app_number] => 8/221650 [patent_app_country] => US [patent_app_date] => 1994-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3391 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395973.pdf [firstpage_image] =>[orig_patent_app_number] => 221650 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/221650
Processes for making ethanolamines Apr 4, 1994 Issued
Array ( [id] => 3486973 [patent_doc_number] => 05439671 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-08 [patent_title] => 'Process for the production of neutral-tasting pastes of alkyl ether sulfates in glycerol' [patent_app_type] => 1 [patent_app_number] => 8/211073 [patent_app_country] => US [patent_app_date] => 1994-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1298 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/439/05439671.pdf [firstpage_image] =>[orig_patent_app_number] => 211073 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/211073
Process for the production of neutral-tasting pastes of alkyl ether sulfates in glycerol Mar 27, 1994 Issued
Array ( [id] => 3004702 [patent_doc_number] => 05371293 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-06 [patent_title] => 'Process for producing bisaminomethylcyclohexane' [patent_app_type] => 1 [patent_app_number] => 8/218456 [patent_app_country] => US [patent_app_date] => 1994-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2439 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/371/05371293.pdf [firstpage_image] =>[orig_patent_app_number] => 218456 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/218456
Process for producing bisaminomethylcyclohexane Mar 27, 1994 Issued
Array ( [id] => 3098841 [patent_doc_number] => 05447711 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-05 [patent_title] => 'Contrast media' [patent_app_type] => 1 [patent_app_number] => 8/213454 [patent_app_country] => US [patent_app_date] => 1994-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4773 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/447/05447711.pdf [firstpage_image] =>[orig_patent_app_number] => 213454 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/213454
Contrast media Mar 13, 1994 Issued
Array ( [id] => 3115648 [patent_doc_number] => 05395971 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Molybdenum-catalyzed amination of olefins' [patent_app_type] => 1 [patent_app_number] => 8/212523 [patent_app_country] => US [patent_app_date] => 1994-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1460 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395971.pdf [firstpage_image] =>[orig_patent_app_number] => 212523 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/212523
Molybdenum-catalyzed amination of olefins Mar 10, 1994 Issued
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