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] => 2829955 [patent_doc_number] => 05098903 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-24 [patent_title] => 'Diphenylcyclopropyl analogs as antiestrogenic and antitumor agents' [patent_app_type] => 1 [patent_app_number] => 7/432564 [patent_app_country] => US [patent_app_date] => 1989-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6620 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/098/05098903.pdf [firstpage_image] =>[orig_patent_app_number] => 432564 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/432564
Diphenylcyclopropyl analogs as antiestrogenic and antitumor agents Nov 5, 1989 Issued
Array ( [id] => 2616966 [patent_doc_number] => 04943573 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-24 [patent_title] => 'Imidazo[4,5-b]quinolinyloxyalkanoic acid amides with enhanced water solubility' [patent_app_type] => 1 [patent_app_number] => 7/430228 [patent_app_country] => US [patent_app_date] => 1989-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10910 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/943/04943573.pdf [firstpage_image] =>[orig_patent_app_number] => 430228 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/430228
Imidazo[4,5-b]quinolinyloxyalkanoic acid amides with enhanced water solubility Oct 31, 1989 Issued
Array ( [id] => 2715476 [patent_doc_number] => 05008270 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => '2-amino-7-(heterocyclomethyl)-3H,5H-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same' [patent_app_type] => 1 [patent_app_number] => 7/429097 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5833 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/008/05008270.pdf [firstpage_image] =>[orig_patent_app_number] => 429097 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429097
2-amino-7-(heterocyclomethyl)-3H,5H-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same Oct 30, 1989 Issued
Array ( [id] => 2770982 [patent_doc_number] => 04985433 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => '2-amino-7-(pyridinylmethyl)-3H,5H-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same' [patent_app_type] => 1 [patent_app_number] => 7/429100 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3257 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/985/04985433.pdf [firstpage_image] =>[orig_patent_app_number] => 429100 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429100
2-amino-7-(pyridinylmethyl)-3H,5H-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same Oct 30, 1989 Issued
Array ( [id] => 2771000 [patent_doc_number] => 04985434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => '7-substituted derivatives of 2-amino-3H,5H-pyrrolo(3,2-d)pyrimidin-4-ones and pharamceutical uses and compositions containing the same' [patent_app_type] => 1 [patent_app_number] => 7/429098 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3053 [patent_no_of_claims] => 14 [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/04/985/04985434.pdf [firstpage_image] =>[orig_patent_app_number] => 429098 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429098
7-substituted derivatives of 2-amino-3H,5H-pyrrolo(3,2-d)pyrimidin-4-ones and pharamceutical uses and compositions containing the same Oct 30, 1989 Issued
Array ( [id] => 2715378 [patent_doc_number] => 05008265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => '2-amino-7-(alicyclomethyl)-3H,5H,-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same' [patent_app_type] => 1 [patent_app_number] => 7/429099 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9249 [patent_no_of_claims] => 13 [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/05/008/05008265.pdf [firstpage_image] =>[orig_patent_app_number] => 429099 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429099
2-amino-7-(alicyclomethyl)-3H,5H,-pyrrolo[3,2-d]pyrimidin-4-ones and pharmaceutical uses and compositions containing the same Oct 30, 1989 Issued
Array ( [id] => 2709729 [patent_doc_number] => 05055593 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => '1,3-bis(dicarboxyphenyl)-1,1,3,3-tetraphenyldisiloxane derivative, process for producing the same, and process for producing polyimide from the same' [patent_app_type] => 1 [patent_app_number] => 7/429082 [patent_app_country] => US [patent_app_date] => 1989-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4875 [patent_no_of_claims] => 4 [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/05/055/05055593.pdf [firstpage_image] =>[orig_patent_app_number] => 429082 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429082
1,3-bis(dicarboxyphenyl)-1,1,3,3-tetraphenyldisiloxane derivative, process for producing the same, and process for producing polyimide from the same Oct 29, 1989 Issued
Array ( [id] => 2701438 [patent_doc_number] => 04988814 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Tertiary alkyl functionalized piperazine derivatives' [patent_app_type] => 1 [patent_app_number] => 7/428148 [patent_app_country] => US [patent_app_date] => 1989-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10247 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/988/04988814.pdf [firstpage_image] =>[orig_patent_app_number] => 428148 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/428148
Tertiary alkyl functionalized piperazine derivatives Oct 26, 1989 Issued
Array ( [id] => 2766240 [patent_doc_number] => 05006523 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-09 [patent_title] => 'Antiarrhythmic agents: aryl cyanoguanidine potassium channel blockers' [patent_app_type] => 1 [patent_app_number] => 7/427655 [patent_app_country] => US [patent_app_date] => 1989-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2546 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 530 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/006/05006523.pdf [firstpage_image] =>[orig_patent_app_number] => 427655 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/427655
Antiarrhythmic agents: aryl cyanoguanidine potassium channel blockers Oct 25, 1989 Issued
Array ( [id] => 2648144 [patent_doc_number] => 04980479 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-25 [patent_title] => 'Preparation of novel 5-acyloxy-4 (5H)-oxazolonium salts suited for use as intermediates for triazinone herbicides' [patent_app_type] => 1 [patent_app_number] => 7/427162 [patent_app_country] => US [patent_app_date] => 1989-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3630 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/980/04980479.pdf [firstpage_image] =>[orig_patent_app_number] => 427162 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/427162
Preparation of novel 5-acyloxy-4 (5H)-oxazolonium salts suited for use as intermediates for triazinone herbicides Oct 24, 1989 Issued
Array ( [id] => 2712056 [patent_doc_number] => 05017710 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-21 [patent_title] => 'Fluoran compound and coloring recording material using it' [patent_app_type] => 1 [patent_app_number] => 7/444130 [patent_app_country] => US [patent_app_date] => 1989-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3581 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/017/05017710.pdf [firstpage_image] =>[orig_patent_app_number] => 444130 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/444130
Fluoran compound and coloring recording material using it Oct 23, 1989 Issued
Array ( [id] => 2715412 [patent_doc_number] => 05008267 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Pyrimidinedione compounds, method of producing the same and antiarrythmic agents containing the same' [patent_app_type] => 1 [patent_app_number] => 7/425730 [patent_app_country] => US [patent_app_date] => 1989-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 69740 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 467 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/008/05008267.pdf [firstpage_image] =>[orig_patent_app_number] => 425730 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/425730
Pyrimidinedione compounds, method of producing the same and antiarrythmic agents containing the same Oct 23, 1989 Issued
Array ( [id] => 2752041 [patent_doc_number] => 05071848 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-10 [patent_title] => 'Tricyclic quinoline antineoplastic agents' [patent_app_type] => 1 [patent_app_number] => 7/425536 [patent_app_country] => US [patent_app_date] => 1989-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12156 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/071/05071848.pdf [firstpage_image] =>[orig_patent_app_number] => 425536 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/425536
Tricyclic quinoline antineoplastic agents Oct 22, 1989 Issued
07/420691 CARBOCYCLIC NUCLEOSIDE ANALOGS Oct 16, 1989 Abandoned
Array ( [id] => 2733857 [patent_doc_number] => 05051424 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Substituted aromatic compounds having an action on the central nervous system' [patent_app_type] => 1 [patent_app_number] => 7/422311 [patent_app_country] => US [patent_app_date] => 1989-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2915 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051424.pdf [firstpage_image] =>[orig_patent_app_number] => 422311 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/422311
Substituted aromatic compounds having an action on the central nervous system Oct 15, 1989 Issued
07/420108 TREATMENT AGENT FOR INORGANIC SILICONACEOUS FILLER Oct 10, 1989 Abandoned
Array ( [id] => 2595640 [patent_doc_number] => 04940789 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => '10,11-dihydro-5-alkyl-12-substituted-10,5-(iminomethano)-5H-d ibenzo[a,d]cycloheptenes as neuroprotectant agents' [patent_app_type] => 1 [patent_app_number] => 7/418591 [patent_app_country] => US [patent_app_date] => 1989-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5399 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/940/04940789.pdf [firstpage_image] =>[orig_patent_app_number] => 418591 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/418591
10,11-dihydro-5-alkyl-12-substituted-10,5-(iminomethano)-5H-d ibenzo[a,d]cycloheptenes as neuroprotectant agents Oct 9, 1989 Issued
Array ( [id] => 2618332 [patent_doc_number] => 04968684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-06 [patent_title] => 'Method of improving sleep' [patent_app_type] => 1 [patent_app_number] => 7/419349 [patent_app_country] => US [patent_app_date] => 1989-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21018 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/968/04968684.pdf [firstpage_image] =>[orig_patent_app_number] => 419349 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/419349
Method of improving sleep Oct 9, 1989 Issued
Array ( [id] => 2588628 [patent_doc_number] => 04927825 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-22 [patent_title] => '2-methoxycarbonyl substituted N,N\'-di-(trimethoxybenzoyl) piperazines, process for preparing the same and therapeutical compounds containing them' [patent_app_type] => 1 [patent_app_number] => 7/418113 [patent_app_country] => US [patent_app_date] => 1989-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3579 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/927/04927825.pdf [firstpage_image] =>[orig_patent_app_number] => 418113 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/418113
2-methoxycarbonyl substituted N,N'-di-(trimethoxybenzoyl) piperazines, process for preparing the same and therapeutical compounds containing them Oct 5, 1989 Issued
Array ( [id] => 2557567 [patent_doc_number] => 04960778 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-02 [patent_title] => 'Benzoxazolinone compounds' [patent_app_type] => 1 [patent_app_number] => 7/416595 [patent_app_country] => US [patent_app_date] => 1989-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9054 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/960/04960778.pdf [firstpage_image] =>[orig_patent_app_number] => 416595 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/416595
Benzoxazolinone compounds Oct 2, 1989 Issued
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