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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] => 2041156 [patent_doc_number] => 04413134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-01 [patent_title] => 'Triacylated derivative of scirpentriol' [patent_app_type] => 1 [patent_app_number] => 6/339581 [patent_app_country] => US [patent_app_date] => 1982-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10420 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/413/04413134.pdf [firstpage_image] =>[orig_patent_app_number] => 339581 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/339581
Triacylated derivative of scirpentriol Jan 14, 1982 Issued
Array ( [id] => 2032134 [patent_doc_number] => 04415741 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-15 [patent_title] => 'Chroman-4-ones and process for preparing same' [patent_app_type] => 1 [patent_app_number] => 6/337802 [patent_app_country] => US [patent_app_date] => 1982-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5683 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/415/04415741.pdf [firstpage_image] =>[orig_patent_app_number] => 337802 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/337802
Chroman-4-ones and process for preparing same Jan 6, 1982 Issued
06/337287 SUBSTITUTED DIPHENYL ETHERS, HERBICIDES CONTAINING THESE COMPOUNDS AND THEIR USE AS HERBICIDES Jan 4, 1982 Abandoned
Array ( [id] => 2098778 [patent_doc_number] => 04474966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => '19-Hydroxy-7a-homo-PGI.sub.1 and 19-hydroxy-19-methyl-7a-homo-PGI.sub.1 compounds' [patent_app_type] => 1 [patent_app_number] => 6/336197 [patent_app_country] => US [patent_app_date] => 1981-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 738 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 510 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474966.pdf [firstpage_image] =>[orig_patent_app_number] => 336197 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/336197
19-Hydroxy-7a-homo-PGI.sub.1 and 19-hydroxy-19-methyl-7a-homo-PGI.sub.1 compounds Dec 30, 1981 Issued
Array ( [id] => 2085175 [patent_doc_number] => 04435334 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Naphtholsulphonic acid compounds, their preparation and use as coupling components' [patent_app_type] => 1 [patent_app_number] => 6/334613 [patent_app_country] => US [patent_app_date] => 1981-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2534 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/435/04435334.pdf [firstpage_image] =>[orig_patent_app_number] => 334613 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/334613
Naphtholsulphonic acid compounds, their preparation and use as coupling components Dec 27, 1981 Issued
06/334941 POLYSULFONATED NAPHTHALENE UREAS Dec 27, 1981 Abandoned
Array ( [id] => 2045400 [patent_doc_number] => 04404365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-13 [patent_title] => 'Modulators of the complement system' [patent_app_type] => 1 [patent_app_number] => 6/334938 [patent_app_country] => US [patent_app_date] => 1981-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6275 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/404/04404365.pdf [firstpage_image] =>[orig_patent_app_number] => 334938 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/334938
Modulators of the complement system Dec 27, 1981 Issued
Array ( [id] => 2061262 [patent_doc_number] => 04433158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => '3-Hydroxyiminoscirpen-4.beta., 15-diol esters useful as antitumor agents' [patent_app_type] => 1 [patent_app_number] => 6/335297 [patent_app_country] => US [patent_app_date] => 1981-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10180 [patent_no_of_claims] => 12 [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/04/433/04433158.pdf [firstpage_image] =>[orig_patent_app_number] => 335297 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/335297
3-Hydroxyiminoscirpen-4.beta., 15-diol esters useful as antitumor agents Dec 27, 1981 Issued
Array ( [id] => 1996797 [patent_doc_number] => 04374067 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-15 [patent_title] => 'Intermediates for the preparation of 4-phenyl-1,3-benzodiazepins and methods for preparing the intermediates' [patent_app_type] => 1 [patent_app_number] => 6/333965 [patent_app_country] => US [patent_app_date] => 1981-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4231 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/374/04374067.pdf [firstpage_image] =>[orig_patent_app_number] => 333965 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/333965
Intermediates for the preparation of 4-phenyl-1,3-benzodiazepins and methods for preparing the intermediates Dec 22, 1981 Issued
Array ( [id] => 2032990 [patent_doc_number] => 04396775 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-02 [patent_title] => 'Homoserine aldehyde derivatives for mugineic acids synthesis' [patent_app_type] => 1 [patent_app_number] => 6/332967 [patent_app_country] => US [patent_app_date] => 1981-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2944 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/396/04396775.pdf [firstpage_image] =>[orig_patent_app_number] => 332967 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/332967
Homoserine aldehyde derivatives for mugineic acids synthesis Dec 20, 1981 Issued
Array ( [id] => 1996291 [patent_doc_number] => 04381399 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-26 [patent_title] => 'Purification of tetrahydrodibenzo[b,d]pyrans from crude synthetic mixtures' [patent_app_type] => 1 [patent_app_number] => 6/332644 [patent_app_country] => US [patent_app_date] => 1981-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7395 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/381/04381399.pdf [firstpage_image] =>[orig_patent_app_number] => 332644 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/332644
Purification of tetrahydrodibenzo[b,d]pyrans from crude synthetic mixtures Dec 20, 1981 Issued
06/332669 ISOLATION OF SALTS Dec 20, 1981 Abandoned
06/330122 CHROMONES Dec 13, 1981 Abandoned
Array ( [id] => 2114488 [patent_doc_number] => 04436751 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'Nitrobenzyl monates antibacterial compounds' [patent_app_type] => 1 [patent_app_number] => 6/330012 [patent_app_country] => US [patent_app_date] => 1981-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7167 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/436/04436751.pdf [firstpage_image] =>[orig_patent_app_number] => 330012 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/330012
Nitrobenzyl monates antibacterial compounds Dec 10, 1981 Issued
Array ( [id] => 2007240 [patent_doc_number] => 04408059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-04 [patent_title] => 'Spiroketals useful as intermediates in the synthesis of milbemycin and avermectin macrolides' [patent_app_type] => 1 [patent_app_number] => 6/327641 [patent_app_country] => US [patent_app_date] => 1981-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4346 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408059.pdf [firstpage_image] =>[orig_patent_app_number] => 327641 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/327641
Spiroketals useful as intermediates in the synthesis of milbemycin and avermectin macrolides Dec 3, 1981 Issued
06/326649 CHROMANONE DERIVATIVES Dec 1, 1981 Abandoned
Array ( [id] => 2015233 [patent_doc_number] => 04376207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-08 [patent_title] => 'Chiral synthesis of amino sugars' [patent_app_type] => 1 [patent_app_number] => 6/326731 [patent_app_country] => US [patent_app_date] => 1981-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6534 [patent_no_of_claims] => 4 [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/04/376/04376207.pdf [firstpage_image] =>[orig_patent_app_number] => 326731 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/326731
Chiral synthesis of amino sugars Dec 1, 1981 Issued
Array ( [id] => 2304181 [patent_doc_number] => 04684739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-04 [patent_title] => 'Alkylenedioxybenzene derivatives and acid addition salts thereof' [patent_app_type] => 1 [patent_app_number] => 6/326417 [patent_app_country] => US [patent_app_date] => 1981-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4741 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/684/04684739.pdf [firstpage_image] =>[orig_patent_app_number] => 326417 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/326417
Alkylenedioxybenzene derivatives and acid addition salts thereof Nov 30, 1981 Issued
Array ( [id] => 2045503 [patent_doc_number] => 04387059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-07 [patent_title] => 'Ureylenebis substituted (or unsubstituted) phenylene-carbonyl (or sulfonyl)-imino-1,3,5 or 6-naphthalene-trisulfonic acids and salts' [patent_app_type] => 1 [patent_app_number] => 6/324749 [patent_app_country] => US [patent_app_date] => 1981-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7114 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/387/04387059.pdf [firstpage_image] =>[orig_patent_app_number] => 324749 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/324749
Ureylenebis substituted (or unsubstituted) phenylene-carbonyl (or sulfonyl)-imino-1,3,5 or 6-naphthalene-trisulfonic acids and salts Nov 24, 1981 Issued
Array ( [id] => 2043519 [patent_doc_number] => 04383110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'Process for purifying and separating vitamin B.sub.12' [patent_app_type] => 1 [patent_app_number] => 6/324633 [patent_app_country] => US [patent_app_date] => 1981-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5167 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/383/04383110.pdf [firstpage_image] =>[orig_patent_app_number] => 324633 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/324633
Process for purifying and separating vitamin B.sub.12 Nov 23, 1981 Issued
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