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David Robertson

Examiner (ID: 3091)

Most Active Art Unit
2121
Art Unit(s)
2163, 2127, 3623, 2121
Total Applications
304
Issued Applications
193
Pending Applications
23
Abandoned Applications
92

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2259560 [patent_doc_number] => 04597913 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-01 [patent_title] => 'Intermediates for fluorinated cation exchange membrane' [patent_app_type] => 1 [patent_app_number] => 6/527426 [patent_app_country] => US [patent_app_date] => 1983-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 24171 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/597/04597913.pdf [firstpage_image] =>[orig_patent_app_number] => 527426 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/527426
Intermediates for fluorinated cation exchange membrane Aug 28, 1983 Issued
Array ( [id] => 2179336 [patent_doc_number] => 04504304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-12 [patent_title] => '6-Oxabicyclo(3.2.2.)nonan-4-ol ether herbicides' [patent_app_type] => 1 [patent_app_number] => 6/527045 [patent_app_country] => US [patent_app_date] => 1983-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5170 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/504/04504304.pdf [firstpage_image] =>[orig_patent_app_number] => 527045 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/527045
6-Oxabicyclo(3.2.2.)nonan-4-ol ether herbicides Aug 28, 1983 Issued
06/525904 NOVEL 6-NITROPROSTAGLANDIN DERIVATIVES, PROCESS FOR PRODUCTION THEREOF, AND USE THEREOF Aug 23, 1983 Abandoned
Array ( [id] => 2202349 [patent_doc_number] => 04544509 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Aryl coupling process' [patent_app_type] => 1 [patent_app_number] => 6/523161 [patent_app_country] => US [patent_app_date] => 1983-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1550 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/544/04544509.pdf [firstpage_image] =>[orig_patent_app_number] => 523161 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/523161
Aryl coupling process Aug 14, 1983 Issued
Array ( [id] => 2487001 [patent_doc_number] => 04828844 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-09 [patent_title] => 'Pulmonary surfactant' [patent_app_type] => 1 [patent_app_number] => 6/520236 [patent_app_country] => US [patent_app_date] => 1983-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 963 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/828/04828844.pdf [firstpage_image] =>[orig_patent_app_number] => 520236 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/520236
Pulmonary surfactant Aug 3, 1983 Issued
Array ( [id] => 2116456 [patent_doc_number] => 04480108 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-30 [patent_title] => 'Process for separation of tocopherol homologues' [patent_app_type] => 1 [patent_app_number] => 6/519477 [patent_app_country] => US [patent_app_date] => 1983-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1394 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/480/04480108.pdf [firstpage_image] =>[orig_patent_app_number] => 519477 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/519477
Process for separation of tocopherol homologues Jul 31, 1983 Issued
Array ( [id] => 2159580 [patent_doc_number] => 04510317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-09 [patent_title] => 'Antibiotic X-14934A' [patent_app_type] => 1 [patent_app_number] => 6/518233 [patent_app_country] => US [patent_app_date] => 1983-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3752 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/510/04510317.pdf [firstpage_image] =>[orig_patent_app_number] => 518233 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/518233
Antibiotic X-14934A Jul 27, 1983 Issued
Array ( [id] => 2140255 [patent_doc_number] => 04522764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-11 [patent_title] => 'Process for the production of .alpha., .beta.-unsaturated carboxylic acid alkyl esters sulfonated in the .alpha.-position and compounds obtainable by this process' [patent_app_type] => 1 [patent_app_number] => 6/517483 [patent_app_country] => US [patent_app_date] => 1983-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3009 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/522/04522764.pdf [firstpage_image] =>[orig_patent_app_number] => 517483 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/517483
Process for the production of .alpha., .beta.-unsaturated carboxylic acid alkyl esters sulfonated in the .alpha.-position and compounds obtainable by this process Jul 25, 1983 Issued
Array ( [id] => 2164100 [patent_doc_number] => 04496492 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-29 [patent_title] => 'Substituted phenylalkyl compounds' [patent_app_type] => 1 [patent_app_number] => 6/515434 [patent_app_country] => US [patent_app_date] => 1983-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5430 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/496/04496492.pdf [firstpage_image] =>[orig_patent_app_number] => 515434 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/515434
Substituted phenylalkyl compounds Jul 18, 1983 Issued
06/514134 CATALYTIC SYNTHESIS OF CHROMANS Jul 14, 1983 Abandoned
Array ( [id] => 2187832 [patent_doc_number] => 04545995 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-08 [patent_title] => 'Substituted phenylalkenyl ammonium salts as antiarrhythimc agents' [patent_app_type] => 1 [patent_app_number] => 6/513144 [patent_app_country] => US [patent_app_date] => 1983-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6182 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/545/04545995.pdf [firstpage_image] =>[orig_patent_app_number] => 513144 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/513144
Substituted phenylalkenyl ammonium salts as antiarrhythimc agents Jul 11, 1983 Issued
Array ( [id] => 2142820 [patent_doc_number] => 04523022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-11 [patent_title] => 'Analogs of the antibiotic spectinomycin' [patent_app_type] => 1 [patent_app_number] => 6/511802 [patent_app_country] => US [patent_app_date] => 1983-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7984 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/523/04523022.pdf [firstpage_image] =>[orig_patent_app_number] => 511802 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511802
Analogs of the antibiotic spectinomycin Jul 6, 1983 Issued
06/511695 N-PHOSPHONOMETHYLGLYCINE PHYTOTOXICANT COMPOSITIONS Jul 6, 1983 Abandoned
06/510837 METHOD FOR PRODUCING POLYMERISABLE MONOMERS CONTAINING A SULPHATE GROUP Jul 4, 1983 Abandoned
Array ( [id] => 2183428 [patent_doc_number] => 04555405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-26 [patent_title] => 'Carbamic acid esters useful as pesticides' [patent_app_type] => 1 [patent_app_number] => 6/509498 [patent_app_country] => US [patent_app_date] => 1983-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5070 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/555/04555405.pdf [firstpage_image] =>[orig_patent_app_number] => 509498 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/509498
Carbamic acid esters useful as pesticides Jun 29, 1983 Issued
Array ( [id] => 2119333 [patent_doc_number] => 04489205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-18 [patent_title] => 'Preparation of a glutaraldehyde precursor' [patent_app_type] => 1 [patent_app_number] => 6/507976 [patent_app_country] => US [patent_app_date] => 1983-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2477 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/489/04489205.pdf [firstpage_image] =>[orig_patent_app_number] => 507976 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/507976
Preparation of a glutaraldehyde precursor Jun 27, 1983 Issued
Array ( [id] => 2205802 [patent_doc_number] => 04544758 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Vitamin E intermediates and methods for the preparation of (2R,4\'RS,8\'RS)-.alpha.-tocopherol and (all-rac)-.alpha.-tocopherol via the new intermediate products' [patent_app_type] => 1 [patent_app_number] => 6/508802 [patent_app_country] => US [patent_app_date] => 1983-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3360 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/544/04544758.pdf [firstpage_image] =>[orig_patent_app_number] => 508802 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/508802
Vitamin E intermediates and methods for the preparation of (2R,4'RS,8'RS)-.alpha.-tocopherol and (all-rac)-.alpha.-tocopherol via the new intermediate products Jun 27, 1983 Issued
Array ( [id] => 2220657 [patent_doc_number] => 04594345 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Methylflavone-8-carboxylates' [patent_app_type] => 1 [patent_app_number] => 6/507692 [patent_app_country] => US [patent_app_date] => 1983-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10740 [patent_no_of_claims] => 11 [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/04/594/04594345.pdf [firstpage_image] =>[orig_patent_app_number] => 507692 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/507692
Methylflavone-8-carboxylates Jun 23, 1983 Issued
06/507383 3,4-DIHYDRO-2H-1-BENZOPYRAN DERIVATIVES Jun 23, 1983 Abandoned
Array ( [id] => 2160773 [patent_doc_number] => 04554363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'Process for the preparation of carbacyclin intermediates' [patent_app_type] => 1 [patent_app_number] => 6/516602 [patent_app_country] => US [patent_app_date] => 1983-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2032 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/554/04554363.pdf [firstpage_image] =>[orig_patent_app_number] => 516602 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/516602
Process for the preparation of carbacyclin intermediates Jun 22, 1983 Issued
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