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] => 2297237 [patent_doc_number] => 04696929 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-29 [patent_title] => 'Derivative of piperazine having anti-allergic and anti-inflammatory action' [patent_app_type] => 1 [patent_app_number] => 6/809876 [patent_app_country] => US [patent_app_date] => 1985-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5656 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/696/04696929.pdf [firstpage_image] =>[orig_patent_app_number] => 809876 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/809876
Derivative of piperazine having anti-allergic and anti-inflammatory action Dec 16, 1985 Issued
06/808764 PROCESS FOR THE PRODUCTION OF ERGOLINE DERIVATIVES Dec 12, 1985 Abandoned
Array ( [id] => 2420615 [patent_doc_number] => 04748248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-31 [patent_title] => 'Process for the preparation of ergoline derivatives' [patent_app_type] => 1 [patent_app_number] => 6/808804 [patent_app_country] => US [patent_app_date] => 1985-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2147 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/748/04748248.pdf [firstpage_image] =>[orig_patent_app_number] => 808804 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/808804
Process for the preparation of ergoline derivatives Dec 12, 1985 Issued
Array ( [id] => 2350179 [patent_doc_number] => 04692525 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-08 [patent_title] => 'Process for the separation of optical isomers of racemic 1-pyridyl-alkyl-4-aryl piperazines, and optical isomers obtained thereby' [patent_app_type] => 1 [patent_app_number] => 6/807714 [patent_app_country] => US [patent_app_date] => 1985-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2981 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/692/04692525.pdf [firstpage_image] =>[orig_patent_app_number] => 807714 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/807714
Process for the separation of optical isomers of racemic 1-pyridyl-alkyl-4-aryl piperazines, and optical isomers obtained thereby Dec 10, 1985 Issued
06/805809 BLOOD-PRESSURE LOWERING 4-BICYCLIC-1-PIPERAZINE ALKYL AMIDES Dec 5, 1985 Abandoned
Array ( [id] => 2341284 [patent_doc_number] => 04661481 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-28 [patent_title] => 'Substituted phenylalkylhomopiperazinylpropyl(ureas or thioureas) useful for treatment of immulogical, inflammatory and allergic disorders' [patent_app_type] => 1 [patent_app_number] => 6/805089 [patent_app_country] => US [patent_app_date] => 1985-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9054 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/661/04661481.pdf [firstpage_image] =>[orig_patent_app_number] => 805089 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/805089
Substituted phenylalkylhomopiperazinylpropyl(ureas or thioureas) useful for treatment of immulogical, inflammatory and allergic disorders Dec 3, 1985 Issued
Array ( [id] => 2386907 [patent_doc_number] => 04707482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-17 [patent_title] => '4-(2,1,3-benzoxadiazol and benzothiadiazol-4-4L)-1,4-dihydropyridine-3,5-dicarboxylic acid esters useful as antihypertensives' [patent_app_type] => 1 [patent_app_number] => 6/804633 [patent_app_country] => US [patent_app_date] => 1985-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4731 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/707/04707482.pdf [firstpage_image] =>[orig_patent_app_number] => 804633 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/804633
4-(2,1,3-benzoxadiazol and benzothiadiazol-4-4L)-1,4-dihydropyridine-3,5-dicarboxylic acid esters useful as antihypertensives Dec 3, 1985 Issued
Array ( [id] => 2327277 [patent_doc_number] => 04705799 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-10 [patent_title] => 'Aminomethyl oxooxazolidinyl benzenes useful as antibacterial agents' [patent_app_type] => 1 [patent_app_number] => 6/803191 [patent_app_country] => US [patent_app_date] => 1985-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24827 [patent_no_of_claims] => 100 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/705/04705799.pdf [firstpage_image] =>[orig_patent_app_number] => 803191 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/803191
Aminomethyl oxooxazolidinyl benzenes useful as antibacterial agents Dec 1, 1985 Issued
Array ( [id] => 2314703 [patent_doc_number] => 04699910 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-13 [patent_title] => 'N-(3-trifluoromethyl-phenyl)-N\'-propargyl-piperazine and salts thereof useful as analgesics' [patent_app_type] => 1 [patent_app_number] => 6/800525 [patent_app_country] => US [patent_app_date] => 1985-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3574 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/699/04699910.pdf [firstpage_image] =>[orig_patent_app_number] => 800525 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/800525
N-(3-trifluoromethyl-phenyl)-N'-propargyl-piperazine and salts thereof useful as analgesics Nov 21, 1985 Issued
Array ( [id] => 2327426 [patent_doc_number] => 04672063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-09 [patent_title] => 'Antiallergic 5-alkyl-1-phenyl-2-piperazinoalkylpyrazolin-3-one compounds' [patent_app_type] => 1 [patent_app_number] => 6/800327 [patent_app_country] => US [patent_app_date] => 1985-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11468 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/672/04672063.pdf [firstpage_image] =>[orig_patent_app_number] => 800327 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/800327
Antiallergic 5-alkyl-1-phenyl-2-piperazinoalkylpyrazolin-3-one compounds Nov 20, 1985 Issued
06/799820 NEW SUBSTITUTED PHENYLPIPERAZINE DERIVATIVES, A PROCESS FOR THEIR PREPARATION, AND THE USE OF SUBSTITUTED PHENYLPIPERAZINE DERIVATIVES AS AGGRESSION INHIBITORS FOR LIVESTOCK Nov 19, 1985 Abandoned
Array ( [id] => 2408019 [patent_doc_number] => 04725302 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-16 [patent_title] => 'Substituted phenylhydrazines and phenyloxadiazolinones and pesticidal usage thereof' [patent_app_type] => 1 [patent_app_number] => 6/800179 [patent_app_country] => US [patent_app_date] => 1985-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8241 [patent_no_of_claims] => 22 [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/04/725/04725302.pdf [firstpage_image] =>[orig_patent_app_number] => 800179 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/800179
Substituted phenylhydrazines and phenyloxadiazolinones and pesticidal usage thereof Nov 19, 1985 Issued
Array ( [id] => 2451615 [patent_doc_number] => 04760060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-26 [patent_title] => '3-heteroaralkylthio carbacephem compounds and antibacterial pharmaceutical composition' [patent_app_type] => 1 [patent_app_number] => 6/798320 [patent_app_country] => US [patent_app_date] => 1985-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8922 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/760/04760060.pdf [firstpage_image] =>[orig_patent_app_number] => 798320 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/798320
3-heteroaralkylthio carbacephem compounds and antibacterial pharmaceutical composition Nov 14, 1985 Issued
Array ( [id] => 2350192 [patent_doc_number] => 04692526 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-08 [patent_title] => 'Process for preparing benzopyrano (2,3-d) triazoles' [patent_app_type] => 1 [patent_app_number] => 6/797111 [patent_app_country] => US [patent_app_date] => 1985-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3840 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/692/04692526.pdf [firstpage_image] =>[orig_patent_app_number] => 797111 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/797111
Process for preparing benzopyrano (2,3-d) triazoles Nov 11, 1985 Issued
Array ( [id] => 2384245 [patent_doc_number] => 04720498 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-19 [patent_title] => '2-alkyl-thioergolines and their use for treating anxiety' [patent_app_type] => 1 [patent_app_number] => 6/791856 [patent_app_country] => US [patent_app_date] => 1985-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4809 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/720/04720498.pdf [firstpage_image] =>[orig_patent_app_number] => 791856 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/791856
2-alkyl-thioergolines and their use for treating anxiety Oct 27, 1985 Issued
Array ( [id] => 2417427 [patent_doc_number] => 04736030 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-05 [patent_title] => 'Preparation of 1-alkyl- or 1-cycloalkylpiperazines' [patent_app_type] => 1 [patent_app_number] => 6/791112 [patent_app_country] => US [patent_app_date] => 1985-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2530 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/736/04736030.pdf [firstpage_image] =>[orig_patent_app_number] => 791112 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/791112
Preparation of 1-alkyl- or 1-cycloalkylpiperazines Oct 23, 1985 Issued
Array ( [id] => 2416477 [patent_doc_number] => 04728651 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-01 [patent_title] => 'Antihypertensive thieno-isoxazoles and -pyrazoles' [patent_app_type] => 1 [patent_app_number] => 6/791019 [patent_app_country] => US [patent_app_date] => 1985-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13068 [patent_no_of_claims] => 90 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/728/04728651.pdf [firstpage_image] =>[orig_patent_app_number] => 791019 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/791019
Antihypertensive thieno-isoxazoles and -pyrazoles Oct 23, 1985 Issued
Array ( [id] => 2351578 [patent_doc_number] => 04703121 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-27 [patent_title] => 'Process for the preparation of 5-fluorocytosine' [patent_app_type] => 1 [patent_app_number] => 6/790585 [patent_app_country] => US [patent_app_date] => 1985-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2305 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/703/04703121.pdf [firstpage_image] =>[orig_patent_app_number] => 790585 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/790585
Process for the preparation of 5-fluorocytosine Oct 22, 1985 Issued
Array ( [id] => 2282526 [patent_doc_number] => 04620005 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-28 [patent_title] => '1-isopropyl-4[(4-tetrahydro-1-naphthoyloxy phenyl)(alkylene)-carbonyl(oxymethlcarbonyl)]piperazines having chymotrypsin-inhibitory activity' [patent_app_type] => 1 [patent_app_number] => 6/787714 [patent_app_country] => US [patent_app_date] => 1985-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1363 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/620/04620005.pdf [firstpage_image] =>[orig_patent_app_number] => 787714 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/787714
1-isopropyl-4[(4-tetrahydro-1-naphthoyloxy phenyl)(alkylene)-carbonyl(oxymethlcarbonyl)]piperazines having chymotrypsin-inhibitory activity Oct 16, 1985 Issued
Array ( [id] => 2302901 [patent_doc_number] => 04684650 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-04 [patent_title] => 'Antihypertensive fluorophenylindanyl imidazolidinoneethylpiperazines' [patent_app_type] => 1 [patent_app_number] => 6/786199 [patent_app_country] => US [patent_app_date] => 1985-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5912 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/684/04684650.pdf [firstpage_image] =>[orig_patent_app_number] => 786199 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/786199
Antihypertensive fluorophenylindanyl imidazolidinoneethylpiperazines Oct 9, 1985 Issued
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