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] => 2748114 [patent_doc_number] => 05037811 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => '4-(oxygen, sulfur or nitrogen substituted)-methyl 5-hydroxy-2(5H)-furanones as anti-inflammatory agents' [patent_app_type] => 1 [patent_app_number] => 7/510368 [patent_app_country] => US [patent_app_date] => 1990-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12451 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/037/05037811.pdf [firstpage_image] =>[orig_patent_app_number] => 510368 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/510368
4-(oxygen, sulfur or nitrogen substituted)-methyl 5-hydroxy-2(5H)-furanones as anti-inflammatory agents Apr 16, 1990 Issued
Array ( [id] => 2669856 [patent_doc_number] => 05034392 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => '4-(3-(4-oxothiazolidinyl)butynylamines' [patent_app_type] => 1 [patent_app_number] => 7/509280 [patent_app_country] => US [patent_app_date] => 1990-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6203 [patent_no_of_claims] => 22 [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/05/034/05034392.pdf [firstpage_image] =>[orig_patent_app_number] => 509280 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/509280
4-(3-(4-oxothiazolidinyl)butynylamines Apr 15, 1990 Issued
Array ( [id] => 2791054 [patent_doc_number] => 05102901 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-07 [patent_title] => 'New 3-N substituted carbamoyl-indole derivatives' [patent_app_type] => 1 [patent_app_number] => 7/508420 [patent_app_country] => US [patent_app_date] => 1990-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3068 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/102/05102901.pdf [firstpage_image] =>[orig_patent_app_number] => 508420 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/508420
New 3-N substituted carbamoyl-indole derivatives Apr 12, 1990 Issued
Array ( [id] => 2714135 [patent_doc_number] => 05053408 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Hexitol derivatives having vasodilative activity' [patent_app_type] => 1 [patent_app_number] => 7/508701 [patent_app_country] => US [patent_app_date] => 1990-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31685 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053408.pdf [firstpage_image] =>[orig_patent_app_number] => 508701 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/508701
Hexitol derivatives having vasodilative activity Apr 12, 1990 Issued
Array ( [id] => 2782207 [patent_doc_number] => 05087621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-11 [patent_title] => 'Substituted azetidinylisothiazolopyridone derivatives, their preparation and their application as medicinal products' [patent_app_type] => 1 [patent_app_number] => 7/507957 [patent_app_country] => US [patent_app_date] => 1990-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7002 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/087/05087621.pdf [firstpage_image] =>[orig_patent_app_number] => 507957 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507957
Substituted azetidinylisothiazolopyridone derivatives, their preparation and their application as medicinal products Apr 10, 1990 Issued
Array ( [id] => 2755165 [patent_doc_number] => 05043341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'N-(2-hydroxycyclopentyl)-1-isopropyl-6-methylergoline-8-carboxamides' [patent_app_type] => 1 [patent_app_number] => 7/508324 [patent_app_country] => US [patent_app_date] => 1990-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6134 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 26 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/043/05043341.pdf [firstpage_image] =>[orig_patent_app_number] => 508324 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/508324
N-(2-hydroxycyclopentyl)-1-isopropyl-6-methylergoline-8-carboxamides Apr 10, 1990 Issued
Array ( [id] => 2746492 [patent_doc_number] => 05011964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Novel diacylglycerophosphoric acid esters and use thereof as substrates in enzyme assays' [patent_app_type] => 1 [patent_app_number] => 7/505695 [patent_app_country] => US [patent_app_date] => 1990-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7412 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/011/05011964.pdf [firstpage_image] =>[orig_patent_app_number] => 505695 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/505695
Novel diacylglycerophosphoric acid esters and use thereof as substrates in enzyme assays Apr 5, 1990 Issued
Array ( [id] => 2709258 [patent_doc_number] => 05013850 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-07 [patent_title] => '4-ethyl and 4-ethenyl-5-hydroxy-2(5H)-furanones substituted on alpha carbon of the ethyl or ethenyl side chain with a long chain alkyl group and on the beta carbon with a polar group, as anti-inflammatory agents' [patent_app_type] => 1 [patent_app_number] => 7/502208 [patent_app_country] => US [patent_app_date] => 1990-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13837 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/013/05013850.pdf [firstpage_image] =>[orig_patent_app_number] => 502208 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502208
4-ethyl and 4-ethenyl-5-hydroxy-2(5H)-furanones substituted on alpha carbon of the ethyl or ethenyl side chain with a long chain alkyl group and on the beta carbon with a polar group, as anti-inflammatory agents Mar 29, 1990 Issued
Array ( [id] => 2748506 [patent_doc_number] => 05037830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Novel thiouracyl derivatives, pharmaceutical compositions containing them and process for preparing same' [patent_app_type] => 1 [patent_app_number] => 7/500936 [patent_app_country] => US [patent_app_date] => 1990-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7885 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/037/05037830.pdf [firstpage_image] =>[orig_patent_app_number] => 500936 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500936
Novel thiouracyl derivatives, pharmaceutical compositions containing them and process for preparing same Mar 28, 1990 Issued
Array ( [id] => 2671530 [patent_doc_number] => 05070202 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-03 [patent_title] => 'Cyanobutylation of amines with 2-pentenitrile' [patent_app_type] => 1 [patent_app_number] => 7/500572 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2230 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/070/05070202.pdf [firstpage_image] =>[orig_patent_app_number] => 500572 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/500572
Cyanobutylation of amines with 2-pentenitrile Mar 27, 1990 Issued
Array ( [id] => 2743787 [patent_doc_number] => 05023260 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Substituted uracils, processes for their preparation and their use against parasitic protozoa' [patent_app_type] => 1 [patent_app_number] => 7/497469 [patent_app_country] => US [patent_app_date] => 1990-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9583 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/023/05023260.pdf [firstpage_image] =>[orig_patent_app_number] => 497469 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497469
Substituted uracils, processes for their preparation and their use against parasitic protozoa Mar 21, 1990 Issued
Array ( [id] => 2714153 [patent_doc_number] => 05053409 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Aminobenzenesulfonic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 7/497184 [patent_app_country] => US [patent_app_date] => 1990-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5256 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053409.pdf [firstpage_image] =>[orig_patent_app_number] => 497184 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497184
Aminobenzenesulfonic acid derivatives Mar 21, 1990 Issued
07/497563 NOVEL N,N,N,',N'-6-(1-PIPERAZINYL)-2,5-PYRIDINEDIAMINES Mar 20, 1990 Abandoned
Array ( [id] => 2717976 [patent_doc_number] => 05008404 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Preparation of azetidinones via novel protected intermediates' [patent_app_type] => 1 [patent_app_number] => 7/496468 [patent_app_country] => US [patent_app_date] => 1990-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4280 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/008/05008404.pdf [firstpage_image] =>[orig_patent_app_number] => 496468 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/496468
Preparation of azetidinones via novel protected intermediates Mar 19, 1990 Issued
Array ( [id] => 2770912 [patent_doc_number] => 04985429 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Aminomethyl oxooxazolidinyl cycloalkylbenzene derivatives useful as antibacterial agents' [patent_app_type] => 1 [patent_app_number] => 7/497211 [patent_app_country] => US [patent_app_date] => 1990-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6295 [patent_no_of_claims] => 18 [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/04/985/04985429.pdf [firstpage_image] =>[orig_patent_app_number] => 497211 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497211
Aminomethyl oxooxazolidinyl cycloalkylbenzene derivatives useful as antibacterial agents Mar 14, 1990 Issued
Array ( [id] => 2597243 [patent_doc_number] => 04965268 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-23 [patent_title] => 'Aminomethyl oxooxazolidinyl cycloalkylbenzene derivatives useful as antibacterial agents' [patent_app_type] => 1 [patent_app_number] => 7/497213 [patent_app_country] => US [patent_app_date] => 1990-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6426 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/965/04965268.pdf [firstpage_image] =>[orig_patent_app_number] => 497213 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497213
Aminomethyl oxooxazolidinyl cycloalkylbenzene derivatives useful as antibacterial agents Mar 14, 1990 Issued
07/494100 THERAPEUTICALLY USEFUL HETEROCYCLIC INDOLE COMPOUNDS Mar 14, 1990 Abandoned
Array ( [id] => 2671994 [patent_doc_number] => 05047560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Process for producing highly pure 3,3\',4,4\'-biphenyltetracarboxylic acid or dianhydride thereof' [patent_app_type] => 1 [patent_app_number] => 7/490917 [patent_app_country] => US [patent_app_date] => 1990-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2366 [patent_no_of_claims] => 7 [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/05/047/05047560.pdf [firstpage_image] =>[orig_patent_app_number] => 490917 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/490917
Process for producing highly pure 3,3',4,4'-biphenyltetracarboxylic acid or dianhydride thereof Mar 8, 1990 Issued
07/488343 SPIROCYCLIC OXYTOCIN ANTAGONISTS Mar 1, 1990 Abandoned
Array ( [id] => 2671440 [patent_doc_number] => 04999437 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-12 [patent_title] => 'Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate' [patent_app_type] => 1 [patent_app_number] => 7/486755 [patent_app_country] => US [patent_app_date] => 1990-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6220 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/999/04999437.pdf [firstpage_image] =>[orig_patent_app_number] => 486755 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/486755
Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate Feb 28, 1990 Issued
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