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] => 3451372 [patent_doc_number] => 05424452 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Diketopyrrolopyrroles and pigments thereof' [patent_app_type] => 1 [patent_app_number] => 8/257394 [patent_app_country] => US [patent_app_date] => 1994-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3019 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/424/05424452.pdf [firstpage_image] =>[orig_patent_app_number] => 257394 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/257394
Diketopyrrolopyrroles and pigments thereof Jun 8, 1994 Issued
Array ( [id] => 3496845 [patent_doc_number] => 05508432 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Modulators of cholecystokinin' [patent_app_type] => 1 [patent_app_number] => 8/255592 [patent_app_country] => US [patent_app_date] => 1994-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18172 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 650 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/508/05508432.pdf [firstpage_image] =>[orig_patent_app_number] => 255592 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/255592
Modulators of cholecystokinin Jun 7, 1994 Issued
Array ( [id] => 3660841 [patent_doc_number] => 05591862 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Tetrazole derivatives, their production and use' [patent_app_type] => 1 [patent_app_number] => 8/257056 [patent_app_country] => US [patent_app_date] => 1994-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16328 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/591/05591862.pdf [firstpage_image] =>[orig_patent_app_number] => 257056 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/257056
Tetrazole derivatives, their production and use Jun 7, 1994 Issued
Array ( [id] => 3555392 [patent_doc_number] => 05543397 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'New N-acyl dipeptides and their use' [patent_app_type] => 1 [patent_app_number] => 8/255888 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5032 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/543/05543397.pdf [firstpage_image] =>[orig_patent_app_number] => 255888 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/255888
New N-acyl dipeptides and their use Jun 6, 1994 Issued
08/254821 TACHYKININ (NK1) RECEPTOR ANTAGONISTS Jun 5, 1994 Abandoned
Array ( [id] => 3412752 [patent_doc_number] => 05461158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Substituted butaneolides and butane lactams, and pharmaceutical use thereof' [patent_app_type] => 1 [patent_app_number] => 8/081340 [patent_app_country] => US [patent_app_date] => 1994-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9155 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/461/05461158.pdf [firstpage_image] =>[orig_patent_app_number] => 081340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/081340
Substituted butaneolides and butane lactams, and pharmaceutical use thereof Jun 1, 1994 Issued
Array ( [id] => 3463917 [patent_doc_number] => 05468867 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-21 [patent_title] => 'Process for preparing1-butyl-2-[2\'-(2H-tetrazol-5-yl)biphenyl-4-ylmethyl1-1H-indole- 3-carboxylic acid' [patent_app_type] => 1 [patent_app_number] => 8/250129 [patent_app_country] => US [patent_app_date] => 1994-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5741 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/468/05468867.pdf [firstpage_image] =>[orig_patent_app_number] => 250129 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/250129
Process for preparing1-butyl-2-[2'-(2H-tetrazol-5-yl)biphenyl-4-ylmethyl1-1H-indole- 3-carboxylic acid May 26, 1994 Issued
Array ( [id] => 3547001 [patent_doc_number] => 05554768 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-10 [patent_title] => 'Substituted Succinimides' [patent_app_type] => 1 [patent_app_number] => 8/248764 [patent_app_country] => US [patent_app_date] => 1994-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3100 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/554/05554768.pdf [firstpage_image] =>[orig_patent_app_number] => 248764 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248764
Substituted Succinimides May 24, 1994 Issued
Array ( [id] => 3559910 [patent_doc_number] => 05502206 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Liquid-crystalline organosiloxanes containing chiral tartarimides' [patent_app_type] => 1 [patent_app_number] => 8/239780 [patent_app_country] => US [patent_app_date] => 1994-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4664 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502206.pdf [firstpage_image] =>[orig_patent_app_number] => 239780 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/239780
Liquid-crystalline organosiloxanes containing chiral tartarimides May 8, 1994 Issued
Array ( [id] => 3576816 [patent_doc_number] => 05523414 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-04 [patent_title] => 'Method for production of maleinamic acid, esters thereof, and maleinimide' [patent_app_type] => 1 [patent_app_number] => 8/239609 [patent_app_country] => US [patent_app_date] => 1994-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 26251 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/523/05523414.pdf [firstpage_image] =>[orig_patent_app_number] => 239609 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/239609
Method for production of maleinamic acid, esters thereof, and maleinimide May 8, 1994 Issued
Array ( [id] => 3444816 [patent_doc_number] => 05466815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-14 [patent_title] => 'Tetrazole derivatives of bile acids, and their use as lipid level lowering medicaments' [patent_app_type] => 1 [patent_app_number] => 8/238741 [patent_app_country] => US [patent_app_date] => 1994-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6196 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 588 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/466/05466815.pdf [firstpage_image] =>[orig_patent_app_number] => 238741 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/238741
Tetrazole derivatives of bile acids, and their use as lipid level lowering medicaments May 4, 1994 Issued
Array ( [id] => 3489651 [patent_doc_number] => 05475118 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => '1-phenylpyrrolidone derivatives having optical activity, intermediate for the preparation thereof and processes for their preparation' [patent_app_type] => 1 [patent_app_number] => 8/211950 [patent_app_country] => US [patent_app_date] => 1994-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4501 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/475/05475118.pdf [firstpage_image] =>[orig_patent_app_number] => 211950 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/211950
1-phenylpyrrolidone derivatives having optical activity, intermediate for the preparation thereof and processes for their preparation May 2, 1994 Issued
Array ( [id] => 3489624 [patent_doc_number] => 05475116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => 'Aza bicyclo[3,1,0]hexane intermediates useful in the synthesis of quinolones' [patent_app_type] => 1 [patent_app_number] => 8/235434 [patent_app_country] => US [patent_app_date] => 1994-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5901 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/475/05475116.pdf [firstpage_image] =>[orig_patent_app_number] => 235434 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/235434
Aza bicyclo[3,1,0]hexane intermediates useful in the synthesis of quinolones Apr 28, 1994 Issued
Array ( [id] => 3527233 [patent_doc_number] => 05504213 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-02 [patent_title] => 'Benzofuranyl-and-thiophenyl-alkanecarboxyclic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 8/236796 [patent_app_country] => US [patent_app_date] => 1994-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13062 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 532 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/504/05504213.pdf [firstpage_image] =>[orig_patent_app_number] => 236796 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/236796
Benzofuranyl-and-thiophenyl-alkanecarboxyclic acid derivatives Apr 28, 1994 Issued
Array ( [id] => 3886924 [patent_doc_number] => 05776970 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Tryptophan derivatives as protein tyrosine kinase blockers and their use in the treatment of neoplastic diseases' [patent_app_type] => 1 [patent_app_number] => 8/234159 [patent_app_country] => US [patent_app_date] => 1994-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3772 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/776/05776970.pdf [firstpage_image] =>[orig_patent_app_number] => 234159 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/234159
Tryptophan derivatives as protein tyrosine kinase blockers and their use in the treatment of neoplastic diseases Apr 27, 1994 Issued
Array ( [id] => 3507919 [patent_doc_number] => 05514803 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-07 [patent_title] => '2,6-disubstituted 4-quinolyl-dihydropyridines' [patent_app_type] => 1 [patent_app_number] => 8/230178 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5770 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/514/05514803.pdf [firstpage_image] =>[orig_patent_app_number] => 230178 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230178
2,6-disubstituted 4-quinolyl-dihydropyridines Apr 19, 1994 Issued
Array ( [id] => 3496417 [patent_doc_number] => 05508406 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Quinolyl-dihydropyridine esters, processes for their preparation, and their use in medicaments' [patent_app_type] => 1 [patent_app_number] => 8/230266 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6378 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 621 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/508/05508406.pdf [firstpage_image] =>[orig_patent_app_number] => 230266 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230266
Quinolyl-dihydropyridine esters, processes for their preparation, and their use in medicaments Apr 19, 1994 Issued
Array ( [id] => 3125882 [patent_doc_number] => 05436342 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Condensed quinolyl-dihydropyridines, processes for their preparation and their use in medicaments' [patent_app_type] => 1 [patent_app_number] => 8/231010 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5682 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 613 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/436/05436342.pdf [firstpage_image] =>[orig_patent_app_number] => 231010 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/231010
Condensed quinolyl-dihydropyridines, processes for their preparation and their use in medicaments Apr 19, 1994 Issued
Array ( [id] => 3527172 [patent_doc_number] => 05504209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-02 [patent_title] => '2-amino-5-cyano-4-quinolydihydropyridine esters, processes for their preparation and their use in medicaments' [patent_app_type] => 1 [patent_app_number] => 8/230281 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5010 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 531 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/504/05504209.pdf [firstpage_image] =>[orig_patent_app_number] => 230281 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230281
2-amino-5-cyano-4-quinolydihydropyridine esters, processes for their preparation and their use in medicaments Apr 19, 1994 Issued
Array ( [id] => 3573976 [patent_doc_number] => 05539126 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-23 [patent_title] => 'Method for preparing homochiral maleimide intermediates, via silylation techniques' [patent_app_type] => 1 [patent_app_number] => 8/230570 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11284 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/539/05539126.pdf [firstpage_image] =>[orig_patent_app_number] => 230570 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230570
Method for preparing homochiral maleimide intermediates, via silylation techniques Apr 19, 1994 Issued
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