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] => 1939177 [patent_doc_number] => 04335048 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-15 [patent_title] => '5-(2-Hydroxypropoxy)-8-propyl-4H-1-benzopyran-4-one-2-carboxylic acid' [patent_app_type] => 1 [patent_app_number] => 6/122284 [patent_app_country] => US [patent_app_date] => 1980-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5702 [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/04/335/04335048.pdf [firstpage_image] =>[orig_patent_app_number] => 122284 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/122284
5-(2-Hydroxypropoxy)-8-propyl-4H-1-benzopyran-4-one-2-carboxylic acid Feb 18, 1980 Issued
Array ( [id] => 1863649 [patent_doc_number] => 04268446 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-19 [patent_title] => 'Preparation of chromane derivatives' [patent_app_type] => 1 [patent_app_number] => 6/121170 [patent_app_country] => US [patent_app_date] => 1980-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2966 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/268/04268446.pdf [firstpage_image] =>[orig_patent_app_number] => 121170 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/121170
Preparation of chromane derivatives Feb 12, 1980 Issued
Array ( [id] => 1863644 [patent_doc_number] => 04268445 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-19 [patent_title] => 'Preparation of bicyclic enol-ethers, and novel ethers of 2-(3-hydroxyprop-l-yl)-cycloalkanones' [patent_app_type] => 1 [patent_app_number] => 6/117128 [patent_app_country] => US [patent_app_date] => 1980-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2485 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/268/04268445.pdf [firstpage_image] =>[orig_patent_app_number] => 117128 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/117128
Preparation of bicyclic enol-ethers, and novel ethers of 2-(3-hydroxyprop-l-yl)-cycloalkanones Jan 30, 1980 Issued
Array ( [id] => 1926196 [patent_doc_number] => 04284569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-18 [patent_title] => 'Antiatherosclerotic furochromones' [patent_app_type] => 1 [patent_app_number] => 6/116322 [patent_app_country] => US [patent_app_date] => 1980-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12185 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/284/04284569.pdf [firstpage_image] =>[orig_patent_app_number] => 116322 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/116322
Antiatherosclerotic furochromones Jan 27, 1980 Issued
Array ( [id] => 1883996 [patent_doc_number] => 04273716 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-16 [patent_title] => '2-Decarboxy-2-hydroxymethyl-11a-homo-TXA.sub.2 compounds' [patent_app_type] => 1 [patent_app_number] => 6/115969 [patent_app_country] => US [patent_app_date] => 1980-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 784 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 522 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/273/04273716.pdf [firstpage_image] =>[orig_patent_app_number] => 115969 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/115969
2-Decarboxy-2-hydroxymethyl-11a-homo-TXA.sub.2 compounds Jan 27, 1980 Issued
Array ( [id] => 1943732 [patent_doc_number] => 04313884 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-02-02 [patent_title] => 'Use of metal ions in preparation of anhydropolyols' [patent_app_type] => 1 [patent_app_number] => 6/113882 [patent_app_country] => US [patent_app_date] => 1980-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1853 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/313/04313884.pdf [firstpage_image] =>[orig_patent_app_number] => 113882 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/113882
Use of metal ions in preparation of anhydropolyols Jan 20, 1980 Issued
Array ( [id] => 2178040 [patent_doc_number] => 04508658 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Pentahalophenyl ester of cyanoacetic acid derivatives' [patent_app_type] => 1 [patent_app_number] => 6/113380 [patent_app_country] => US [patent_app_date] => 1980-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4642 [patent_no_of_claims] => 9 [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/04/508/04508658.pdf [firstpage_image] =>[orig_patent_app_number] => 113380 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/113380
Pentahalophenyl ester of cyanoacetic acid derivatives Jan 17, 1980 Issued
Array ( [id] => 1969298 [patent_doc_number] => 04318856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-09 [patent_title] => 'Antibacterial compounds' [patent_app_type] => 1 [patent_app_number] => 6/111728 [patent_app_country] => US [patent_app_date] => 1980-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12577 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/318/04318856.pdf [firstpage_image] =>[orig_patent_app_number] => 111728 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/111728
Antibacterial compounds Jan 13, 1980 Issued
Array ( [id] => 1891385 [patent_doc_number] => 04288450 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-08 [patent_title] => 'Process for the preparation of novel benzopyrane derivatives' [patent_app_type] => 1 [patent_app_number] => 6/110077 [patent_app_country] => US [patent_app_date] => 1980-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11792 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/288/04288450.pdf [firstpage_image] =>[orig_patent_app_number] => 110077 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/110077
Process for the preparation of novel benzopyrane derivatives Jan 6, 1980 Issued
Array ( [id] => 1965134 [patent_doc_number] => 04330488 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-18 [patent_title] => 'Process of preparing 3-benzylidene-2-oxo-10-bomanesulfonic acid' [patent_app_type] => 1 [patent_app_number] => 6/107641 [patent_app_country] => US [patent_app_date] => 1979-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5566 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/330/04330488.pdf [firstpage_image] =>[orig_patent_app_number] => 107641 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/107641
Process of preparing 3-benzylidene-2-oxo-10-bomanesulfonic acid Dec 26, 1979 Issued
Array ( [id] => 1877013 [patent_doc_number] => 04304732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-08 [patent_title] => 'Alkylene oxide-sulfur dioxide copolymer surface active agents' [patent_app_type] => 1 [patent_app_number] => 6/107016 [patent_app_country] => US [patent_app_date] => 1979-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2859 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/304/04304732.pdf [firstpage_image] =>[orig_patent_app_number] => 107016 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/107016
Alkylene oxide-sulfur dioxide copolymer surface active agents Dec 25, 1979 Issued
Array ( [id] => 1897874 [patent_doc_number] => 04265830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-05 [patent_title] => 'Naphthalenetetrayletrakis(sulfonylimino)-aryl disulfonic acids and salts thereof' [patent_app_type] => 1 [patent_app_number] => 6/106615 [patent_app_country] => US [patent_app_date] => 1979-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4857 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/265/04265830.pdf [firstpage_image] =>[orig_patent_app_number] => 106615 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/106615
Naphthalenetetrayletrakis(sulfonylimino)-aryl disulfonic acids and salts thereof Dec 25, 1979 Issued
Array ( [id] => 1897870 [patent_doc_number] => 04265829 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-05 [patent_title] => 'Halogenated-naphthalenetriyltris(sulfonylimino)-aryl disulfonic acids and salts thereof' [patent_app_type] => 1 [patent_app_number] => 6/106609 [patent_app_country] => US [patent_app_date] => 1979-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/265/04265829.pdf [firstpage_image] =>[orig_patent_app_number] => 106609 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/106609
Halogenated-naphthalenetriyltris(sulfonylimino)-aryl disulfonic acids and salts thereof Dec 25, 1979 Issued
Array ( [id] => 1912698 [patent_doc_number] => 04271047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-02 [patent_title] => 'Hydrogenated indenopyrans and their use in aromatic compositions' [patent_app_type] => 1 [patent_app_number] => 6/105254 [patent_app_country] => US [patent_app_date] => 1979-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1054 [patent_no_of_claims] => 8 [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/04/271/04271047.pdf [firstpage_image] =>[orig_patent_app_number] => 105254 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/105254
Hydrogenated indenopyrans and their use in aromatic compositions Dec 18, 1979 Issued
Array ( [id] => 1877638 [patent_doc_number] => 04285965 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-25 [patent_title] => 'Combating pests with 2-carboxymethyl-3-carboxy-chromones and esters' [patent_app_type] => 1 [patent_app_number] => 6/104223 [patent_app_country] => US [patent_app_date] => 1979-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4793 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/285/04285965.pdf [firstpage_image] =>[orig_patent_app_number] => 104223 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/104223
Combating pests with 2-carboxymethyl-3-carboxy-chromones and esters Dec 16, 1979 Issued
Array ( [id] => 1884790 [patent_doc_number] => 04248789 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-02-03 [patent_title] => 'Process for producing catechins' [patent_app_type] => 1 [patent_app_number] => 6/103038 [patent_app_country] => US [patent_app_date] => 1979-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2515 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/248/04248789.pdf [firstpage_image] =>[orig_patent_app_number] => 103038 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/103038
Process for producing catechins Dec 12, 1979 Issued
Array ( [id] => 1943712 [patent_doc_number] => 04313880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-02-02 [patent_title] => 'Extractive process for preparing apigenin' [patent_app_type] => 1 [patent_app_number] => 6/087932 [patent_app_country] => US [patent_app_date] => 1979-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1628 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/313/04313880.pdf [firstpage_image] =>[orig_patent_app_number] => 087932 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/087932
Extractive process for preparing apigenin Nov 26, 1979 Issued
Array ( [id] => 1891682 [patent_doc_number] => 04260559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-04-07 [patent_title] => 'Preparation of amidosulfonic acids' [patent_app_type] => 1 [patent_app_number] => 6/097211 [patent_app_country] => US [patent_app_date] => 1979-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2939 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/260/04260559.pdf [firstpage_image] =>[orig_patent_app_number] => 097211 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/097211
Preparation of amidosulfonic acids Nov 25, 1979 Issued
Array ( [id] => 1890738 [patent_doc_number] => 04267113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-12 [patent_title] => 'Antitumor agents' [patent_app_type] => 1 [patent_app_number] => 6/095917 [patent_app_country] => US [patent_app_date] => 1979-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10213 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/267/04267113.pdf [firstpage_image] =>[orig_patent_app_number] => 095917 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/095917
Antitumor agents Nov 18, 1979 Issued
Array ( [id] => 1898301 [patent_doc_number] => 04263208 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-04-21 [patent_title] => '2-Oxabicyclooctane derivatives, processes for preparing same and organoleptic uses thereof' [patent_app_type] => 1 [patent_app_number] => 6/095092 [patent_app_country] => US [patent_app_date] => 1979-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 44 [patent_no_of_words] => 16269 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/263/04263208.pdf [firstpage_image] =>[orig_patent_app_number] => 095092 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/095092
2-Oxabicyclooctane derivatives, processes for preparing same and organoleptic uses thereof Nov 15, 1979 Issued
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