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] => 3510484 [patent_doc_number] => 05563141 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-08 [patent_title] => 'Heterocyclic compounds' [patent_app_type] => 1 [patent_app_number] => 8/218174 [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] => 88447 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 410 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/563/05563141.pdf [firstpage_image] =>[orig_patent_app_number] => 218174 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/218174
Heterocyclic compounds Mar 27, 1994 Issued
Array ( [id] => 3112103 [patent_doc_number] => 05464788 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Tocolytic oxytocin receptor antagonists' [patent_app_type] => 1 [patent_app_number] => 8/217270 [patent_app_country] => US [patent_app_date] => 1994-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19335 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 501 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464788.pdf [firstpage_image] =>[orig_patent_app_number] => 217270 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/217270
Tocolytic oxytocin receptor antagonists Mar 23, 1994 Issued
Array ( [id] => 3113066 [patent_doc_number] => 05395835 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Naphthalamides as central nervous system agents' [patent_app_type] => 1 [patent_app_number] => 8/217395 [patent_app_country] => US [patent_app_date] => 1994-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4119 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395835.pdf [firstpage_image] =>[orig_patent_app_number] => 217395 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/217395
Naphthalamides as central nervous system agents Mar 23, 1994 Issued
Array ( [id] => 3426276 [patent_doc_number] => 05459265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-17 [patent_title] => 'Silver halide photographic light-sensitive material' [patent_app_type] => 1 [patent_app_number] => 8/216285 [patent_app_country] => US [patent_app_date] => 1994-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 11813 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/459/05459265.pdf [firstpage_image] =>[orig_patent_app_number] => 216285 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/216285
Silver halide photographic light-sensitive material Mar 22, 1994 Issued
Array ( [id] => 3445287 [patent_doc_number] => 05420131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-30 [patent_title] => 'Cyanomethylpyridine derivatives' [patent_app_type] => 1 [patent_app_number] => 8/216583 [patent_app_country] => US [patent_app_date] => 1994-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9409 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/420/05420131.pdf [firstpage_image] =>[orig_patent_app_number] => 216583 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/216583
Cyanomethylpyridine derivatives Mar 22, 1994 Issued
Array ( [id] => 3516445 [patent_doc_number] => 05576318 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Benzimidazolone derivatives' [patent_app_type] => 1 [patent_app_number] => 8/216742 [patent_app_country] => US [patent_app_date] => 1994-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12983 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/576/05576318.pdf [firstpage_image] =>[orig_patent_app_number] => 216742 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/216742
Benzimidazolone derivatives Mar 22, 1994 Issued
Array ( [id] => 3124390 [patent_doc_number] => 05436263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Inhibitors of farnesyl-protein transferase' [patent_app_type] => 1 [patent_app_number] => 8/216110 [patent_app_country] => US [patent_app_date] => 1994-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5769 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/436/05436263.pdf [firstpage_image] =>[orig_patent_app_number] => 216110 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/216110
Inhibitors of farnesyl-protein transferase Mar 21, 1994 Issued
08/215498 METHOD AND COMPOSITIONS FOR THE SYNTHESIS OF BCH-189 AND RELATED COMPOUNDS Mar 20, 1994 Abandoned
Array ( [id] => 3117046 [patent_doc_number] => 05410053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-25 [patent_title] => 'Rhodamine derivatives' [patent_app_type] => 1 [patent_app_number] => 8/213596 [patent_app_country] => US [patent_app_date] => 1994-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2684 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/410/05410053.pdf [firstpage_image] =>[orig_patent_app_number] => 213596 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/213596
Rhodamine derivatives Mar 15, 1994 Issued
Array ( [id] => 3411434 [patent_doc_number] => 05411935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-02 [patent_title] => 'Dihydrobenzofuran derivatives, their production and use' [patent_app_type] => 1 [patent_app_number] => 8/208516 [patent_app_country] => US [patent_app_date] => 1994-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12538 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/411/05411935.pdf [firstpage_image] =>[orig_patent_app_number] => 208516 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/208516
Dihydrobenzofuran derivatives, their production and use Mar 9, 1994 Issued
Array ( [id] => 3459973 [patent_doc_number] => 05382584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-17 [patent_title] => 'Adenosine re-uptake inhibiting derivatives of diphenyl oxazoles, thiazoles and imidazoles' [patent_app_type] => 1 [patent_app_number] => 8/206572 [patent_app_country] => US [patent_app_date] => 1994-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18488 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/382/05382584.pdf [firstpage_image] =>[orig_patent_app_number] => 206572 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/206572
Adenosine re-uptake inhibiting derivatives of diphenyl oxazoles, thiazoles and imidazoles Mar 3, 1994 Issued
Array ( [id] => 3448610 [patent_doc_number] => 05424278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Hydroxycornexistin' [patent_app_type] => 1 [patent_app_number] => 8/204110 [patent_app_country] => US [patent_app_date] => 1994-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4224 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/424/05424278.pdf [firstpage_image] =>[orig_patent_app_number] => 204110 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/204110
Hydroxycornexistin Feb 28, 1994 Issued
Array ( [id] => 3113033 [patent_doc_number] => 05464835 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Use for bis-heterocyclic compounds and pharmaceutical compositions containing same' [patent_app_type] => 1 [patent_app_number] => 8/201309 [patent_app_country] => US [patent_app_date] => 1994-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7135 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464835.pdf [firstpage_image] =>[orig_patent_app_number] => 201309 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/201309
Use for bis-heterocyclic compounds and pharmaceutical compositions containing same Feb 23, 1994 Issued
Array ( [id] => 3510511 [patent_doc_number] => 05563142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-08 [patent_title] => 'Diaromatic substituted compounds as anti-HIV-1 agents' [patent_app_type] => 1 [patent_app_number] => 8/198428 [patent_app_country] => US [patent_app_date] => 1994-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41872 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 588 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/563/05563142.pdf [firstpage_image] =>[orig_patent_app_number] => 198428 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/198428
Diaromatic substituted compounds as anti-HIV-1 agents Feb 21, 1994 Issued
08/200094 ANTI-AIDS PIPERAZINES Feb 21, 1994 Abandoned
Array ( [id] => 3477194 [patent_doc_number] => 05432177 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-11 [patent_title] => 'Pyrrolo-pyridine derivatives' [patent_app_type] => 1 [patent_app_number] => 8/200113 [patent_app_country] => US [patent_app_date] => 1994-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18636 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/432/05432177.pdf [firstpage_image] =>[orig_patent_app_number] => 200113 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/200113
Pyrrolo-pyridine derivatives Feb 21, 1994 Issued
08/196972 METHODS, COMPOSITIONS, AND COMPOUNDS FOR ALLOSTERIC MODULATION OF THE GABA RECEPTOR BY MEMBERS OF THE ADROSTANE AND PREGNANE SERIES Feb 13, 1994 Abandoned
08/196919 METHODS, COMPOSITIONS, AND COMPOUNDS FOR ALLOSTERIC MODULATION OF THE GABA RECEPTOR BY MEMBERS OF THE PREGNANE SERIES Feb 13, 1994 Abandoned
Array ( [id] => 3114641 [patent_doc_number] => 05409931 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-25 [patent_title] => '1,3-substituted cycloalkenes and cycloalkanes as central nervous system agents' [patent_app_type] => 1 [patent_app_number] => 8/192238 [patent_app_country] => US [patent_app_date] => 1994-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12425 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/409/05409931.pdf [firstpage_image] =>[orig_patent_app_number] => 192238 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/192238
1,3-substituted cycloalkenes and cycloalkanes as central nervous system agents Feb 3, 1994 Issued
Array ( [id] => 3116109 [patent_doc_number] => 05449684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Cytotoxic compounds' [patent_app_type] => 1 [patent_app_number] => 8/191336 [patent_app_country] => US [patent_app_date] => 1994-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1805 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449684.pdf [firstpage_image] =>[orig_patent_app_number] => 191336 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/191336
Cytotoxic compounds Feb 2, 1994 Issued
Menu