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] => 2779115 [patent_doc_number] => 05151539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-29 [patent_title] => 'Formation of tetraarylpyrophosphate' [patent_app_type] => 1 [patent_app_number] => 7/706138 [patent_app_country] => US [patent_app_date] => 1991-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1652 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/151/05151539.pdf [firstpage_image] =>[orig_patent_app_number] => 706138 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/706138
Formation of tetraarylpyrophosphate May 27, 1991 Issued
Array ( [id] => 3052423 [patent_doc_number] => 05283333 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-01 [patent_title] => 'Cyclic compounds for forming complexes with urea, guanidine and amidine derivatives' [patent_app_type] => 1 [patent_app_number] => 7/705733 [patent_app_country] => US [patent_app_date] => 1991-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11854 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/283/05283333.pdf [firstpage_image] =>[orig_patent_app_number] => 705733 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/705733
Cyclic compounds for forming complexes with urea, guanidine and amidine derivatives May 27, 1991 Issued
Array ( [id] => 2875757 [patent_doc_number] => 05158943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-27 [patent_title] => 'Sulfur-containing heterocyclic compounds' [patent_app_type] => 1 [patent_app_number] => 7/704962 [patent_app_country] => US [patent_app_date] => 1991-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14376 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 571 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/158/05158943.pdf [firstpage_image] =>[orig_patent_app_number] => 704962 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704962
Sulfur-containing heterocyclic compounds May 22, 1991 Issued
Array ( [id] => 2841127 [patent_doc_number] => 05137889 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-11 [patent_title] => 'Dihydropyridine derivatives and process for preparing the same' [patent_app_type] => 1 [patent_app_number] => 7/704374 [patent_app_country] => US [patent_app_date] => 1991-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24223 [patent_no_of_claims] => 85 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/137/05137889.pdf [firstpage_image] =>[orig_patent_app_number] => 704374 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704374
Dihydropyridine derivatives and process for preparing the same May 22, 1991 Issued
Array ( [id] => 2779164 [patent_doc_number] => 05154755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Uracil derivatives and herbicides containing the same as active ingredient' [patent_app_type] => 1 [patent_app_number] => 7/702376 [patent_app_country] => US [patent_app_date] => 1991-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10545 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/154/05154755.pdf [firstpage_image] =>[orig_patent_app_number] => 702376 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/702376
Uracil derivatives and herbicides containing the same as active ingredient May 19, 1991 Issued
07/699197 ENANTIOMERICALLY PURE 1,3-OXATHIOLANE NUCLEOSIDES May 12, 1991 Abandoned
Array ( [id] => 2975117 [patent_doc_number] => 05208228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-04 [patent_title] => 'Aminomacrolides and derivatives having immunosuppressive activity' [patent_app_type] => 1 [patent_app_number] => 7/698888 [patent_app_country] => US [patent_app_date] => 1991-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39228 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/208/05208228.pdf [firstpage_image] =>[orig_patent_app_number] => 698888 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/698888
Aminomacrolides and derivatives having immunosuppressive activity May 12, 1991 Issued
Array ( [id] => 2823860 [patent_doc_number] => 05169842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-08 [patent_title] => 'Oligophosphates with an antiviral action' [patent_app_type] => 1 [patent_app_number] => 7/697870 [patent_app_country] => US [patent_app_date] => 1991-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2815 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/169/05169842.pdf [firstpage_image] =>[orig_patent_app_number] => 697870 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/697870
Oligophosphates with an antiviral action May 8, 1991 Issued
Array ( [id] => 2852551 [patent_doc_number] => 05089500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Therapeutic nucleosides' [patent_app_type] => 1 [patent_app_number] => 7/697260 [patent_app_country] => US [patent_app_date] => 1991-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16049 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/089/05089500.pdf [firstpage_image] =>[orig_patent_app_number] => 697260 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/697260
Therapeutic nucleosides May 7, 1991 Issued
Array ( [id] => 2887979 [patent_doc_number] => 05214157 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-25 [patent_title] => 'Process for the disposal of phthalic anhydride decomposer vapors' [patent_app_type] => 1 [patent_app_number] => 7/696903 [patent_app_country] => US [patent_app_date] => 1991-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4786 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/214/05214157.pdf [firstpage_image] =>[orig_patent_app_number] => 696903 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/696903
Process for the disposal of phthalic anhydride decomposer vapors May 6, 1991 Issued
Array ( [id] => 2849724 [patent_doc_number] => 05104880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Huperzine a analogs as acetylcholinesterase inhibitors' [patent_app_type] => 1 [patent_app_number] => 7/694121 [patent_app_country] => US [patent_app_date] => 1991-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8263 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/104/05104880.pdf [firstpage_image] =>[orig_patent_app_number] => 694121 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694121
Huperzine a analogs as acetylcholinesterase inhibitors Apr 30, 1991 Issued
Array ( [id] => 2783565 [patent_doc_number] => 05164396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-17 [patent_title] => 'Barbituric acid derivatives having insecticidal activity' [patent_app_type] => 1 [patent_app_number] => 7/693863 [patent_app_country] => US [patent_app_date] => 1991-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5670 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/164/05164396.pdf [firstpage_image] =>[orig_patent_app_number] => 693863 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/693863
Barbituric acid derivatives having insecticidal activity Apr 30, 1991 Issued
Array ( [id] => 2934663 [patent_doc_number] => 05246931 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Carbocyclic nucleoside analogs' [patent_app_type] => 1 [patent_app_number] => 7/694538 [patent_app_country] => US [patent_app_date] => 1991-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42482 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/246/05246931.pdf [firstpage_image] =>[orig_patent_app_number] => 694538 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694538
Carbocyclic nucleoside analogs Apr 30, 1991 Issued
Array ( [id] => 2794449 [patent_doc_number] => 05143923 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-01 [patent_title] => 'Benzoisothiazole- and benziosoxazole-3-carboxamides' [patent_app_type] => 1 [patent_app_number] => 7/693168 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10899 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/143/05143923.pdf [firstpage_image] =>[orig_patent_app_number] => 693168 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/693168
Benzoisothiazole- and benziosoxazole-3-carboxamides Apr 28, 1991 Issued
Array ( [id] => 2934047 [patent_doc_number] => 05229377 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-20 [patent_title] => 'Process for the preparation of the (R) stereoisomer of the monobutyric ester of 2,2-bis(hydroxymethyl)-tetrahydrofuran, its use in preparing stereoisomers of pharmacologically active compounds, and certain specific stereoisomers produced thereby' [patent_app_type] => 1 [patent_app_number] => 7/692094 [patent_app_country] => US [patent_app_date] => 1991-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8486 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/229/05229377.pdf [firstpage_image] =>[orig_patent_app_number] => 692094 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/692094
Process for the preparation of the (R) stereoisomer of the monobutyric ester of 2,2-bis(hydroxymethyl)-tetrahydrofuran, its use in preparing stereoisomers of pharmacologically active compounds, and certain specific stereoisomers produced thereby Apr 25, 1991 Issued
Array ( [id] => 2934865 [patent_doc_number] => 05229418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-20 [patent_title] => 'Carboxylic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 7/691399 [patent_app_country] => US [patent_app_date] => 1991-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5247 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/229/05229418.pdf [firstpage_image] =>[orig_patent_app_number] => 691399 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/691399
Carboxylic acid derivatives Apr 24, 1991 Issued
Array ( [id] => 2786577 [patent_doc_number] => 05142053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Process for the preparation of 1-(2,3,4-trimethoxybenzyl)piperazine by reductive animation' [patent_app_type] => 1 [patent_app_number] => 7/688736 [patent_app_country] => US [patent_app_date] => 1991-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1558 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142053.pdf [firstpage_image] =>[orig_patent_app_number] => 688736 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/688736
Process for the preparation of 1-(2,3,4-trimethoxybenzyl)piperazine by reductive animation Apr 18, 1991 Issued
Array ( [id] => 3008657 [patent_doc_number] => 05276034 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-04 [patent_title] => 'Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives' [patent_app_type] => 1 [patent_app_number] => 7/688193 [patent_app_country] => US [patent_app_date] => 1991-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12956 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/276/05276034.pdf [firstpage_image] =>[orig_patent_app_number] => 688193 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/688193
Substituted imidazolyl-alkyl-piperazine and -diazepine derivatives Apr 18, 1991 Issued
07/683663 RENIN INHIBITORS Apr 14, 1991 Abandoned
Array ( [id] => 2835623 [patent_doc_number] => 05120736 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => '4-methyl-5-(2-(4-phenylpiperazin-1-yl)ethyl)thiazole derivatives their method of preparation and the pharmaceutical compositions in which they are present' [patent_app_type] => 1 [patent_app_number] => 7/671719 [patent_app_country] => US [patent_app_date] => 1991-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4305 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/120/05120736.pdf [firstpage_image] =>[orig_patent_app_number] => 671719 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/671719
4-methyl-5-(2-(4-phenylpiperazin-1-yl)ethyl)thiazole derivatives their method of preparation and the pharmaceutical compositions in which they are present Apr 10, 1991 Issued
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