Search

Philip H. Leung

Examiner (ID: 4097)

Most Active Art Unit
3742
Art Unit(s)
2401, 2104, 2106, 2899, 3742, 2103, 3502, 2402
Total Applications
3343
Issued Applications
2900
Pending Applications
105
Abandoned Applications
338

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3624329 [patent_doc_number] => 05607957 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-04 [patent_title] => 'Imidazole, triazole and tetrazole derivatives' [patent_app_type] => 1 [patent_app_number] => 8/313058 [patent_app_country] => US [patent_app_date] => 1994-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10486 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 462 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/607/05607957.pdf [firstpage_image] =>[orig_patent_app_number] => 313058 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/313058
Imidazole, triazole and tetrazole derivatives Sep 28, 1994 Issued
Array ( [id] => 3496884 [patent_doc_number] => 05508434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Production of a polysuccinimide and derivatives thereof in the presence of a sulfur-containing dehydrating agent' [patent_app_type] => 1 [patent_app_number] => 8/313770 [patent_app_country] => US [patent_app_date] => 1994-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10242 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/508/05508434.pdf [firstpage_image] =>[orig_patent_app_number] => 313770 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/313770
Production of a polysuccinimide and derivatives thereof in the presence of a sulfur-containing dehydrating agent Sep 27, 1994 Issued
Array ( [id] => 3521952 [patent_doc_number] => 05530138 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Compounds and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/312638 [patent_app_country] => US [patent_app_date] => 1994-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9473 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/530/05530138.pdf [firstpage_image] =>[orig_patent_app_number] => 312638 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/312638
Compounds and use thereof Sep 26, 1994 Issued
Array ( [id] => 3535865 [patent_doc_number] => 05556991 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Maleimide compounds having improved in storage stability' [patent_app_type] => 1 [patent_app_number] => 8/256829 [patent_app_country] => US [patent_app_date] => 1994-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5936 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/556/05556991.pdf [firstpage_image] =>[orig_patent_app_number] => 256829 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/256829
Maleimide compounds having improved in storage stability Sep 21, 1994 Issued
08/308839 ASYMMETRIC LIGANDS USEFUL FOR TRANSITION METAL CATALYZED BOND FORMING REACTIONS Sep 18, 1994 Abandoned
Array ( [id] => 3594555 [patent_doc_number] => 05521319 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Biotinylation reagent and method of use thereof' [patent_app_type] => 1 [patent_app_number] => 8/295793 [patent_app_country] => US [patent_app_date] => 1994-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4102 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/521/05521319.pdf [firstpage_image] =>[orig_patent_app_number] => 295793 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/295793
Biotinylation reagent and method of use thereof Sep 13, 1994 Issued
Array ( [id] => 3522691 [patent_doc_number] => 05527640 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Electrochemical supercapacitors' [patent_app_type] => 1 [patent_app_number] => 8/306214 [patent_app_country] => US [patent_app_date] => 1994-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 27 [patent_no_of_words] => 5257 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/527/05527640.pdf [firstpage_image] =>[orig_patent_app_number] => 306214 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/306214
Electrochemical supercapacitors Sep 13, 1994 Issued
Array ( [id] => 3590694 [patent_doc_number] => 05516915 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Bis-(1H-indol-3-yl)-maleinimide derivatives, processes for the preparation thereof and pharmaceutical compositions containing them' [patent_app_type] => 1 [patent_app_number] => 8/304740 [patent_app_country] => US [patent_app_date] => 1994-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 59040 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/516/05516915.pdf [firstpage_image] =>[orig_patent_app_number] => 304740 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/304740
Bis-(1H-indol-3-yl)-maleinimide derivatives, processes for the preparation thereof and pharmaceutical compositions containing them Sep 11, 1994 Issued
Array ( [id] => 3540676 [patent_doc_number] => 05495024 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-27 [patent_title] => 'Optically active azole compounds and their production' [patent_app_type] => 1 [patent_app_number] => 8/302411 [patent_app_country] => US [patent_app_date] => 1994-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29376 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/495/05495024.pdf [firstpage_image] =>[orig_patent_app_number] => 302411 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/302411
Optically active azole compounds and their production Sep 7, 1994 Issued
Array ( [id] => 3559882 [patent_doc_number] => 05502204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Process for the preparation of 1-substituted-5(4H)-tetrazolinones' [patent_app_type] => 1 [patent_app_number] => 8/301509 [patent_app_country] => US [patent_app_date] => 1994-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3158 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502204.pdf [firstpage_image] =>[orig_patent_app_number] => 301509 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/301509
Process for the preparation of 1-substituted-5(4H)-tetrazolinones Sep 6, 1994 Issued
Array ( [id] => 3489638 [patent_doc_number] => 05475117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => 'Process for optically active 2-alkyl-2,5-diazabicyclo[2.2.1]heptanes' [patent_app_type] => 1 [patent_app_number] => 8/300776 [patent_app_country] => US [patent_app_date] => 1994-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4794 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/475/05475117.pdf [firstpage_image] =>[orig_patent_app_number] => 300776 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/300776
Process for optically active 2-alkyl-2,5-diazabicyclo[2.2.1]heptanes Sep 5, 1994 Issued
Array ( [id] => 3522678 [patent_doc_number] => 05527639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Galvanic cell' [patent_app_type] => 1 [patent_app_number] => 8/297006 [patent_app_country] => US [patent_app_date] => 1994-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6178 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 410 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/527/05527639.pdf [firstpage_image] =>[orig_patent_app_number] => 297006 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/297006
Galvanic cell Aug 25, 1994 Issued
08/296623 LOW MOLECULAR WEIGHT THIOCARBAMATES AS INHIBITORS OF ELASTASE, USES AND METHODS OF SYNTHESIS Aug 25, 1994 Issued
Array ( [id] => 3478711 [patent_doc_number] => 05432283 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-11 [patent_title] => 'Quinoline derivatives' [patent_app_type] => 1 [patent_app_number] => 8/295469 [patent_app_country] => US [patent_app_date] => 1994-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6319 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/432/05432283.pdf [firstpage_image] =>[orig_patent_app_number] => 295469 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/295469
Quinoline derivatives Aug 24, 1994 Issued
Array ( [id] => 3444895 [patent_doc_number] => 05466820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-14 [patent_title] => 'Production of Di or tri-azolyl substituted 5-keto azole compounds' [patent_app_type] => 1 [patent_app_number] => 8/293066 [patent_app_country] => US [patent_app_date] => 1994-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33872 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/466/05466820.pdf [firstpage_image] =>[orig_patent_app_number] => 293066 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/293066
Production of Di or tri-azolyl substituted 5-keto azole compounds Aug 18, 1994 Issued
Array ( [id] => 3590037 [patent_doc_number] => 05585384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'Substituted bicyclic 3-aryl-pyrrolidine-2,4-dione derivatives' [patent_app_type] => 1 [patent_app_number] => 8/292111 [patent_app_country] => US [patent_app_date] => 1994-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17478 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/585/05585384.pdf [firstpage_image] =>[orig_patent_app_number] => 292111 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/292111
Substituted bicyclic 3-aryl-pyrrolidine-2,4-dione derivatives Aug 16, 1994 Issued
Array ( [id] => 3569498 [patent_doc_number] => 05484935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-16 [patent_title] => 'Pharmaceutical compounds' [patent_app_type] => 1 [patent_app_number] => 8/289045 [patent_app_country] => US [patent_app_date] => 1994-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3169 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/484/05484935.pdf [firstpage_image] =>[orig_patent_app_number] => 289045 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/289045
Pharmaceutical compounds Aug 10, 1994 Issued
Array ( [id] => 3113441 [patent_doc_number] => 05464855 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Thiophene-2-carboxamidotetrazoles and pharmaceutical use thereof' [patent_app_type] => 1 [patent_app_number] => 8/287572 [patent_app_country] => US [patent_app_date] => 1994-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7391 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464855.pdf [firstpage_image] =>[orig_patent_app_number] => 287572 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/287572
Thiophene-2-carboxamidotetrazoles and pharmaceutical use thereof Aug 8, 1994 Issued
Array ( [id] => 3634294 [patent_doc_number] => 05610177 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-11 [patent_title] => 'Acylated amino acids as endothelin antagonists' [patent_app_type] => 1 [patent_app_number] => 8/287389 [patent_app_country] => US [patent_app_date] => 1994-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13341 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/610/05610177.pdf [firstpage_image] =>[orig_patent_app_number] => 287389 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/287389
Acylated amino acids as endothelin antagonists Aug 7, 1994 Issued
Array ( [id] => 3422034 [patent_doc_number] => 05478950 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-26 [patent_title] => 'Process for producing pyrrolidone and N-alkyl pyrrolidones' [patent_app_type] => 1 [patent_app_number] => 8/284545 [patent_app_country] => US [patent_app_date] => 1994-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1530 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/478/05478950.pdf [firstpage_image] =>[orig_patent_app_number] => 284545 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/284545
Process for producing pyrrolidone and N-alkyl pyrrolidones Aug 7, 1994 Issued
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