Search

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] => 2336231 [patent_doc_number] => 04677116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-30 [patent_title] => 'Antihypertensive chroman derivatives' [patent_app_type] => 1 [patent_app_number] => 6/660501 [patent_app_country] => US [patent_app_date] => 1984-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4220 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/677/04677116.pdf [firstpage_image] =>[orig_patent_app_number] => 660501 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/660501
Antihypertensive chroman derivatives Oct 11, 1984 Issued
06/658950 INTERMEDIATES FOR MAKING 16-PHENOXY AND 16-SUBSTITUTED PHENOXY- PROSTATRIENOIC ACID DERIVATIVES Oct 8, 1984 Abandoned
Array ( [id] => 2291541 [patent_doc_number] => 04639466 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-27 [patent_title] => '3\',6-diisopentenyl-2\',4\'-dihydroxy-5,7-dimethoxy-isoflavan and related compounds useful as anxiolytic agents and avermectin antidotes' [patent_app_type] => 1 [patent_app_number] => 6/656554 [patent_app_country] => US [patent_app_date] => 1984-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2379 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/639/04639466.pdf [firstpage_image] =>[orig_patent_app_number] => 656554 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/656554
3',6-diisopentenyl-2',4'-dihydroxy-5,7-dimethoxy-isoflavan and related compounds useful as anxiolytic agents and avermectin antidotes Sep 30, 1984 Issued
Array ( [id] => 2135743 [patent_doc_number] => 04551542 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-05 [patent_title] => 'Regeneration of 6-fluoro-4-chromanone from 6-fluoro-4-ureidochroman-4-carboxylic acid' [patent_app_type] => 1 [patent_app_number] => 6/655006 [patent_app_country] => US [patent_app_date] => 1984-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4548 [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/04/551/04551542.pdf [firstpage_image] =>[orig_patent_app_number] => 655006 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/655006
Regeneration of 6-fluoro-4-chromanone from 6-fluoro-4-ureidochroman-4-carboxylic acid Sep 25, 1984 Issued
Array ( [id] => 2239304 [patent_doc_number] => 04608205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-26 [patent_title] => 'Polyanionic benzene ureas' [patent_app_type] => 1 [patent_app_number] => 6/653400 [patent_app_country] => US [patent_app_date] => 1984-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4947 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/608/04608205.pdf [firstpage_image] =>[orig_patent_app_number] => 653400 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/653400
Polyanionic benzene ureas Sep 23, 1984 Issued
06/650064 EXTERNAL PREPARATION FOR APPLICATION TO SKIN Sep 12, 1984 Abandoned
Array ( [id] => 2220135 [patent_doc_number] => 04591604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-27 [patent_title] => 'Method of inhibiting the complement system by administering multisulfonated naphthalene ureas' [patent_app_type] => 1 [patent_app_number] => 6/644609 [patent_app_country] => US [patent_app_date] => 1984-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6754 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/591/04591604.pdf [firstpage_image] =>[orig_patent_app_number] => 644609 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/644609
Method of inhibiting the complement system by administering multisulfonated naphthalene ureas Aug 26, 1984 Issued
Array ( [id] => 2282715 [patent_doc_number] => 04620019 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-28 [patent_title] => 'S-6-fluoro-4-aminochroman-4-carboxylic acid derivatives useful as intermediates for sorbinil' [patent_app_type] => 1 [patent_app_number] => 6/643895 [patent_app_country] => US [patent_app_date] => 1984-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5718 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/620/04620019.pdf [firstpage_image] =>[orig_patent_app_number] => 643895 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/643895
S-6-fluoro-4-aminochroman-4-carboxylic acid derivatives useful as intermediates for sorbinil Aug 22, 1984 Issued
06/643900 PROCESS FOR THE PREPARATION OF CHEMICAL COMPOUNDS OBTAINED AS SOLIDS FROM LIQUID STARTING SUBSTANCES Aug 22, 1984 Abandoned
Array ( [id] => 2253281 [patent_doc_number] => 04603144 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-29 [patent_title] => 'Kojic acid ether-ester derivatives' [patent_app_type] => 1 [patent_app_number] => 6/641229 [patent_app_country] => US [patent_app_date] => 1984-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6791 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/603/04603144.pdf [firstpage_image] =>[orig_patent_app_number] => 641229 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/641229
Kojic acid ether-ester derivatives Aug 15, 1984 Issued
Array ( [id] => 2133081 [patent_doc_number] => 04551283 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-05 [patent_title] => 'Process for isolating 2-naphthylamine-3,6,8-trisulfonic acid in the form of the monopotassium or monoammonium salt' [patent_app_type] => 1 [patent_app_number] => 6/638845 [patent_app_country] => US [patent_app_date] => 1984-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2581 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/551/04551283.pdf [firstpage_image] =>[orig_patent_app_number] => 638845 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/638845
Process for isolating 2-naphthylamine-3,6,8-trisulfonic acid in the form of the monopotassium or monoammonium salt Aug 7, 1984 Issued
Array ( [id] => 2485764 [patent_doc_number] => 04866188 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'Synthesis of cyclic ethers' [patent_app_type] => 1 [patent_app_number] => 6/637370 [patent_app_country] => US [patent_app_date] => 1984-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2204 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/866/04866188.pdf [firstpage_image] =>[orig_patent_app_number] => 637370 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/637370
Synthesis of cyclic ethers Aug 2, 1984 Issued
Array ( [id] => 2152596 [patent_doc_number] => 04550183 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-29 [patent_title] => 'Purification of tocopherols' [patent_app_type] => 1 [patent_app_number] => 6/636884 [patent_app_country] => US [patent_app_date] => 1984-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6399 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/550/04550183.pdf [firstpage_image] =>[orig_patent_app_number] => 636884 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/636884
Purification of tocopherols Aug 1, 1984 Issued
06/636414 NOVEL VALEPOTRIATE HYDRIN CONTAINING MEDICINES Jul 30, 1984 Abandoned
Array ( [id] => 2286678 [patent_doc_number] => 04587263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-06 [patent_title] => 'Cycloaliphatic aminosulfonic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 6/634839 [patent_app_country] => US [patent_app_date] => 1984-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 944 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/587/04587263.pdf [firstpage_image] =>[orig_patent_app_number] => 634839 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/634839
Cycloaliphatic aminosulfonic acid derivatives Jul 25, 1984 Issued
Array ( [id] => 2242582 [patent_doc_number] => 04632786 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-12-30 [patent_title] => 'Sulfomethylated phenolic material useful in post primary oil recovery' [patent_app_type] => 1 [patent_app_number] => 6/632936 [patent_app_country] => US [patent_app_date] => 1984-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5645 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/632/04632786.pdf [firstpage_image] =>[orig_patent_app_number] => 632936 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/632936
Sulfomethylated phenolic material useful in post primary oil recovery Jul 19, 1984 Issued
06/627944 TETRA-ALKALI METAL SALTS OF CHROMOTROPIC ACID, A PROCESS FOR THEIR ISOLATION AND THEIR USE Jul 4, 1984 Abandoned
Array ( [id] => 2242044 [patent_doc_number] => 04617296 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-14 [patent_title] => '3-O-acylated derivatives of (+)-cyanidan-3-ol' [patent_app_type] => 1 [patent_app_number] => 6/626823 [patent_app_country] => US [patent_app_date] => 1984-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22881 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/617/04617296.pdf [firstpage_image] =>[orig_patent_app_number] => 626823 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/626823
3-O-acylated derivatives of (+)-cyanidan-3-ol Jul 1, 1984 Issued
Array ( [id] => 2620841 [patent_doc_number] => 04894391 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-16 [patent_title] => 'Novel prostacyclin derivatives, process for the preparation thereof, and use thereof as medicinal agents' [patent_app_type] => 1 [patent_app_number] => 6/623869 [patent_app_country] => US [patent_app_date] => 1984-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6594 [patent_no_of_claims] => 21 [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/04/894/04894391.pdf [firstpage_image] =>[orig_patent_app_number] => 623869 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/623869
Novel prostacyclin derivatives, process for the preparation thereof, and use thereof as medicinal agents Jun 24, 1984 Issued
Array ( [id] => 2345723 [patent_doc_number] => 04656192 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-07 [patent_title] => 'Tropolone derivatives, processes for the preparation thereof and the use thereof as anti-tumor agents' [patent_app_type] => 1 [patent_app_number] => 6/620473 [patent_app_country] => US [patent_app_date] => 1984-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5794 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/656/04656192.pdf [firstpage_image] =>[orig_patent_app_number] => 620473 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/620473
Tropolone derivatives, processes for the preparation thereof and the use thereof as anti-tumor agents Jun 13, 1984 Issued
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