Search

Cecilia J. Tsang

Examiner (ID: 14031)

Most Active Art Unit
1202
Art Unit(s)
1811, 1625, 1202, 1654, 1675, 1611, 2899
Total Applications
1664
Issued Applications
1345
Pending Applications
72
Abandoned Applications
247

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2327699 [patent_doc_number] => 04698428 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-06 [patent_title] => 'Catalytic method for the manufacture of N,N\'-dimethylpiperazine' [patent_app_type] => 1 [patent_app_number] => 6/871954 [patent_app_country] => US [patent_app_date] => 1986-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1909 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/698/04698428.pdf [firstpage_image] =>[orig_patent_app_number] => 871954 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/871954
Catalytic method for the manufacture of N,N'-dimethylpiperazine Jun 8, 1986 Issued
Array ( [id] => 2475539 [patent_doc_number] => 04812459 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-14 [patent_title] => 'Anti-hypertensive pyranopyridine compounds' [patent_app_type] => 1 [patent_app_number] => 6/871711 [patent_app_country] => US [patent_app_date] => 1986-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8265 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/812/04812459.pdf [firstpage_image] =>[orig_patent_app_number] => 871711 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/871711
Anti-hypertensive pyranopyridine compounds Jun 5, 1986 Issued
Array ( [id] => 2416266 [patent_doc_number] => 04746664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-24 [patent_title] => 'Substituted-3,4-dihydro-4-(2,4,6-trimethoxyphenylimino)-2(1H)-pyrimidone s useful as cardiotonic, antihypertensive, cerebrovascular vasodilator and anti-platelet agent' [patent_app_type] => 1 [patent_app_number] => 6/870826 [patent_app_country] => US [patent_app_date] => 1986-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16455 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 554 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/746/04746664.pdf [firstpage_image] =>[orig_patent_app_number] => 870826 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/870826
Substituted-3,4-dihydro-4-(2,4,6-trimethoxyphenylimino)-2(1H)-pyrimidone s useful as cardiotonic, antihypertensive, cerebrovascular vasodilator and anti-platelet agent Jun 4, 1986 Issued
Array ( [id] => 2414179 [patent_doc_number] => 04742061 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-03 [patent_title] => 'Benzoc[c]-1,5-naphthyridines and related compounds as memory enhancing agents' [patent_app_type] => 1 [patent_app_number] => 6/870585 [patent_app_country] => US [patent_app_date] => 1986-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17773 [patent_no_of_claims] => 105 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/742/04742061.pdf [firstpage_image] =>[orig_patent_app_number] => 870585 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/870585
Benzoc[c]-1,5-naphthyridines and related compounds as memory enhancing agents Jun 3, 1986 Issued
Array ( [id] => 2415701 [patent_doc_number] => 04735942 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-05 [patent_title] => '[[4 -[4-(4-phenyl-1-piperazinyl)phenoxymethyl]-1,3-dioxolan-2-yl]-methyl]-1H- imidazoles and 1H-1,2,4-triazoles having antimicrobial properties' [patent_app_type] => 1 [patent_app_number] => 6/869537 [patent_app_country] => US [patent_app_date] => 1986-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28838 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/735/04735942.pdf [firstpage_image] =>[orig_patent_app_number] => 869537 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/869537
[[4 -[4-(4-phenyl-1-piperazinyl)phenoxymethyl]-1,3-dioxolan-2-yl]-methyl]-1H- imidazoles and 1H-1,2,4-triazoles having antimicrobial properties Jun 1, 1986 Issued
Array ( [id] => 2298440 [patent_doc_number] => 04697017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-29 [patent_title] => 'Process for the preparation of 2-bromo-.alpha.-ergocryptine' [patent_app_type] => 1 [patent_app_number] => 6/869203 [patent_app_country] => US [patent_app_date] => 1986-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2608 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/697/04697017.pdf [firstpage_image] =>[orig_patent_app_number] => 869203 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/869203
Process for the preparation of 2-bromo-.alpha.-ergocryptine May 29, 1986 Issued
Array ( [id] => 2471037 [patent_doc_number] => 04879069 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-07 [patent_title] => 'Fluorescent conjugated polyene sterol derivatives as cell membrane probes' [patent_app_type] => 1 [patent_app_number] => 6/867565 [patent_app_country] => US [patent_app_date] => 1986-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5529 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/879/04879069.pdf [firstpage_image] =>[orig_patent_app_number] => 867565 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/867565
Fluorescent conjugated polyene sterol derivatives as cell membrane probes May 27, 1986 Issued
Array ( [id] => 2517218 [patent_doc_number] => 04870068 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-26 [patent_title] => 'Method of regulating fertility in swine using epostane' [patent_app_type] => 1 [patent_app_number] => 6/866010 [patent_app_country] => US [patent_app_date] => 1986-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1900 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/870/04870068.pdf [firstpage_image] =>[orig_patent_app_number] => 866010 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/866010
Method of regulating fertility in swine using epostane May 21, 1986 Issued
Array ( [id] => 2551851 [patent_doc_number] => 04833133 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-23 [patent_title] => 'Method of regulating fertility in cattle using epostane' [patent_app_type] => 1 [patent_app_number] => 6/866009 [patent_app_country] => US [patent_app_date] => 1986-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1883 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/833/04833133.pdf [firstpage_image] =>[orig_patent_app_number] => 866009 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/866009
Method of regulating fertility in cattle using epostane May 21, 1986 Issued
Array ( [id] => 2384191 [patent_doc_number] => 04720495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-19 [patent_title] => 'Benzo[ij]quinolizine-2-carboxylic acids useful for treating bacterial infection' [patent_app_type] => 1 [patent_app_number] => 6/865530 [patent_app_country] => US [patent_app_date] => 1986-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16790 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/720/04720495.pdf [firstpage_image] =>[orig_patent_app_number] => 865530 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865530
Benzo[ij]quinolizine-2-carboxylic acids useful for treating bacterial infection May 19, 1986 Issued
06/864606 ISOXAZOLES USEFUL FOR TREATMENT AND PROPHYLAXIS OF PICORNAVIRAL DISEASES May 18, 1986 Abandoned
Array ( [id] => 2382985 [patent_doc_number] => 04723986 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-09 [patent_title] => 'Herbicidal oxazolidines and methods of use' [patent_app_type] => 1 [patent_app_number] => 6/864238 [patent_app_country] => US [patent_app_date] => 1986-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8432 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/723/04723986.pdf [firstpage_image] =>[orig_patent_app_number] => 864238 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/864238
Herbicidal oxazolidines and methods of use May 18, 1986 Issued
Array ( [id] => 2396085 [patent_doc_number] => 04769485 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Preparation of alkenoyl isocyanates' [patent_app_type] => 1 [patent_app_number] => 6/862644 [patent_app_country] => US [patent_app_date] => 1986-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4743 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/769/04769485.pdf [firstpage_image] =>[orig_patent_app_number] => 862644 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/862644
Preparation of alkenoyl isocyanates May 12, 1986 Issued
Array ( [id] => 2410376 [patent_doc_number] => 04746351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-24 [patent_title] => 'Herbicidally active substituted phenoxy benzoxazole (or benzothiazole)' [patent_app_type] => 1 [patent_app_number] => 6/861817 [patent_app_country] => US [patent_app_date] => 1986-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2183 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/746/04746351.pdf [firstpage_image] =>[orig_patent_app_number] => 861817 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/861817
Herbicidally active substituted phenoxy benzoxazole (or benzothiazole) May 11, 1986 Issued
Array ( [id] => 2348403 [patent_doc_number] => 04649200 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-10 [patent_title] => 'Substituted pyrroles with opioid receptor activity' [patent_app_type] => 1 [patent_app_number] => 6/861051 [patent_app_country] => US [patent_app_date] => 1986-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5139 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/649/04649200.pdf [firstpage_image] =>[orig_patent_app_number] => 861051 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/861051
Substituted pyrroles with opioid receptor activity May 7, 1986 Issued
Array ( [id] => 2450957 [patent_doc_number] => 04732895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-22 [patent_title] => '.alpha.-[5-methyl-2-(pyridinyl)-1H-imidazol-4-yl]substituted-1-p iperazineethanols useful for treating hypertension' [patent_app_type] => 1 [patent_app_number] => 6/858633 [patent_app_country] => US [patent_app_date] => 1986-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4336 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/732/04732895.pdf [firstpage_image] =>[orig_patent_app_number] => 858633 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/858633
.alpha.-[5-methyl-2-(pyridinyl)-1H-imidazol-4-yl]substituted-1-p iperazineethanols useful for treating hypertension May 1, 1986 Issued
06/860687 2-AMINO-BENZOIC ACID DERIVATIVE AND THE USE THEREOF IN MEDICINE May 1, 1986 Abandoned
Array ( [id] => 2512422 [patent_doc_number] => 04851422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-25 [patent_title] => 'Antibiotic 2-(3-oxo-2-isoxazolidinyl)-5-oxo-2-tetrahydrofuran-carboxylates' [patent_app_type] => 1 [patent_app_number] => 6/857834 [patent_app_country] => US [patent_app_date] => 1986-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 46862 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1034 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/851/04851422.pdf [firstpage_image] =>[orig_patent_app_number] => 857834 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/857834
Antibiotic 2-(3-oxo-2-isoxazolidinyl)-5-oxo-2-tetrahydrofuran-carboxylates Apr 29, 1986 Issued
06/856602 ERGOLINES USEFUL AS A PROLATIN SECRETION INHIBITOR, ANTI-PARKINSON, ANT-DEPRESSANT AGENT Apr 24, 1986 Abandoned
Array ( [id] => 2389155 [patent_doc_number] => 04764514 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-16 [patent_title] => 'Oxothiazolidine compound and composition containing same' [patent_app_type] => 1 [patent_app_number] => 6/855904 [patent_app_country] => US [patent_app_date] => 1986-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7939 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/764/04764514.pdf [firstpage_image] =>[orig_patent_app_number] => 855904 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/855904
Oxothiazolidine compound and composition containing same Apr 23, 1986 Issued
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