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] => 2701707 [patent_doc_number] => 04988828 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Phenoxypropyl derivatives' [patent_app_type] => 1 [patent_app_number] => 7/275375 [patent_app_country] => US [patent_app_date] => 1988-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7082 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/988/04988828.pdf [firstpage_image] =>[orig_patent_app_number] => 275375 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/275375
Phenoxypropyl derivatives Nov 22, 1988 Issued
Array ( [id] => 2580861 [patent_doc_number] => 04973751 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-27 [patent_title] => 'Preparation of unsaturated compounds by elimination reaction' [patent_app_type] => 1 [patent_app_number] => 7/275663 [patent_app_country] => US [patent_app_date] => 1988-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2166 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/973/04973751.pdf [firstpage_image] =>[orig_patent_app_number] => 275663 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/275663
Preparation of unsaturated compounds by elimination reaction Nov 21, 1988 Issued
Array ( [id] => 2588220 [patent_doc_number] => 04891436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-02 [patent_title] => 'Process for preparing bis-methylene spiroorthocarbonate' [patent_app_type] => 1 [patent_app_number] => 7/273577 [patent_app_country] => US [patent_app_date] => 1988-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1838 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/891/04891436.pdf [firstpage_image] =>[orig_patent_app_number] => 273577 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/273577
Process for preparing bis-methylene spiroorthocarbonate Nov 20, 1988 Issued
Array ( [id] => 2589052 [patent_doc_number] => 04964846 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-23 [patent_title] => 'Process for the E/Z stereoselective synthesis of homochiral five and six ring intermediate products' [patent_app_type] => 1 [patent_app_number] => 7/273539 [patent_app_country] => US [patent_app_date] => 1988-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13474 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 492 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/964/04964846.pdf [firstpage_image] =>[orig_patent_app_number] => 273539 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/273539
Process for the E/Z stereoselective synthesis of homochiral five and six ring intermediate products Nov 20, 1988 Issued
07/273234 INCLUSION COMPLEX OF 7-ISOPROPOXY-ISOFLAVON FORMED WITH CYCLODEXTRIN, THE PREPARATION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING THESE COMPOUNDS AS ACTIVE INGREDIENT Nov 16, 1988 Abandoned
Array ( [id] => 2644408 [patent_doc_number] => 04939276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Concentration of natural ingredients from natural materials' [patent_app_type] => 1 [patent_app_number] => 7/270604 [patent_app_country] => US [patent_app_date] => 1988-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2018 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/939/04939276.pdf [firstpage_image] =>[orig_patent_app_number] => 270604 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/270604
Concentration of natural ingredients from natural materials Nov 13, 1988 Issued
Array ( [id] => 2589274 [patent_doc_number] => 04908478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Single-vessel process for preparing 2-acetaminonaphthalene-6-sulfonic acid of high purity' [patent_app_type] => 1 [patent_app_number] => 7/271376 [patent_app_country] => US [patent_app_date] => 1988-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3576 [patent_no_of_claims] => 3 [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/04/908/04908478.pdf [firstpage_image] =>[orig_patent_app_number] => 271376 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/271376
Single-vessel process for preparing 2-acetaminonaphthalene-6-sulfonic acid of high purity Nov 9, 1988 Issued
07/267935 HETEROAROTINOIDS AS ANTICANCER AGENTS Nov 6, 1988 Abandoned
07/255195 PROCESS FOR THE PREPARATION OF COMPOUNDS WITH ANTIULCER ACTION Nov 2, 1988 Abandoned
Array ( [id] => 2560069 [patent_doc_number] => 04960908 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-02 [patent_title] => 'Isoflavone derivatives, salts thereof, and oncostatic and immunosuppressive agents' [patent_app_type] => 1 [patent_app_number] => 7/261388 [patent_app_country] => US [patent_app_date] => 1988-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7042 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/960/04960908.pdf [firstpage_image] =>[orig_patent_app_number] => 261388 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/261388
Isoflavone derivatives, salts thereof, and oncostatic and immunosuppressive agents Oct 20, 1988 Issued
Array ( [id] => 2525705 [patent_doc_number] => 04877890 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-31 [patent_title] => 'Vitamin E intermediate' [patent_app_type] => 1 [patent_app_number] => 7/258354 [patent_app_country] => US [patent_app_date] => 1988-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2639 [patent_no_of_claims] => 4 [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/04/877/04877890.pdf [firstpage_image] =>[orig_patent_app_number] => 258354 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/258354
Vitamin E intermediate Oct 16, 1988 Issued
Array ( [id] => 2669319 [patent_doc_number] => 04954518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => '4H-1-benzopyran-4-one derivative or its salt, process for producing the same and pharmaceutical composition comprising the same as active ingredient' [patent_app_type] => 1 [patent_app_number] => 7/255121 [patent_app_country] => US [patent_app_date] => 1988-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42428 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 481 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/954/04954518.pdf [firstpage_image] =>[orig_patent_app_number] => 255121 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/255121
4H-1-benzopyran-4-one derivative or its salt, process for producing the same and pharmaceutical composition comprising the same as active ingredient Oct 6, 1988 Issued
Array ( [id] => 2639341 [patent_doc_number] => 04910331 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-20 [patent_title] => 'Novel process for producing thiolsulfonic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 7/257125 [patent_app_country] => US [patent_app_date] => 1988-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4834 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/910/04910331.pdf [firstpage_image] =>[orig_patent_app_number] => 257125 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/257125
Novel process for producing thiolsulfonic acid derivatives Oct 6, 1988 Issued
Array ( [id] => 2635784 [patent_doc_number] => 04952710 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Cyclopenteneheptenoic acid derivatives and method of preparation thereof' [patent_app_type] => 1 [patent_app_number] => 7/255179 [patent_app_country] => US [patent_app_date] => 1988-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9361 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952710.pdf [firstpage_image] =>[orig_patent_app_number] => 255179 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/255179
Cyclopenteneheptenoic acid derivatives and method of preparation thereof Oct 6, 1988 Issued
Array ( [id] => 2590155 [patent_doc_number] => 04959376 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-25 [patent_title] => '1,4-benzodioxane derivatives' [patent_app_type] => 1 [patent_app_number] => 7/253023 [patent_app_country] => US [patent_app_date] => 1988-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1751 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/959/04959376.pdf [firstpage_image] =>[orig_patent_app_number] => 253023 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/253023
1,4-benzodioxane derivatives Oct 3, 1988 Issued
Array ( [id] => 2520677 [patent_doc_number] => 04873026 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Process for the preparation of 1-aminonaphthalene-2,4,7-trisulphonic acid and 1-aminonaphthalene-7-sulphonic acid' [patent_app_type] => 1 [patent_app_number] => 7/253280 [patent_app_country] => US [patent_app_date] => 1988-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4531 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/873/04873026.pdf [firstpage_image] =>[orig_patent_app_number] => 253280 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/253280
Process for the preparation of 1-aminonaphthalene-2,4,7-trisulphonic acid and 1-aminonaphthalene-7-sulphonic acid Oct 3, 1988 Issued
07/250007 3-AMINO-DIHYDRO-(1)-BENZOPYRANS Sep 26, 1988 Abandoned
Array ( [id] => 2480991 [patent_doc_number] => 04876370 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-24 [patent_title] => '1,3,5-nonatriene derivatives, their preparation and their use' [patent_app_type] => 1 [patent_app_number] => 7/245920 [patent_app_country] => US [patent_app_date] => 1988-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2743 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/876/04876370.pdf [firstpage_image] =>[orig_patent_app_number] => 245920 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/245920
1,3,5-nonatriene derivatives, their preparation and their use Sep 18, 1988 Issued
Array ( [id] => 2589073 [patent_doc_number] => 04927848 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-22 [patent_title] => 'BU-3839T antibiotic' [patent_app_type] => 1 [patent_app_number] => 7/246393 [patent_app_country] => US [patent_app_date] => 1988-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4661 [patent_no_of_claims] => 2 [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/04/927/04927848.pdf [firstpage_image] =>[orig_patent_app_number] => 246393 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/246393
BU-3839T antibiotic Sep 18, 1988 Issued
Array ( [id] => 2589092 [patent_doc_number] => 04927849 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-22 [patent_title] => 'Sulfonamido derivatives inhibiting the aldose reductase enzyme system and pharmaceutical compositions containing them' [patent_app_type] => 1 [patent_app_number] => 7/245165 [patent_app_country] => US [patent_app_date] => 1988-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3385 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/927/04927849.pdf [firstpage_image] =>[orig_patent_app_number] => 245165 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/245165
Sulfonamido derivatives inhibiting the aldose reductase enzyme system and pharmaceutical compositions containing them Sep 15, 1988 Issued
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