Search

Christopher R. Buchanan

Examiner (ID: 5730, Phone: (571)272-8134 , Office: P/3627 )

Most Active Art Unit
3627
Art Unit(s)
3671, 3619, 2167, 3627
Total Applications
503
Issued Applications
297
Pending Applications
62
Abandoned Applications
147

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2363726 [patent_doc_number] => 04694087 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-15 [patent_title] => 'Imidazolidinone precursors for the preparation of biotin' [patent_app_type] => 1 [patent_app_number] => 6/910116 [patent_app_country] => US [patent_app_date] => 1986-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14463 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/694/04694087.pdf [firstpage_image] =>[orig_patent_app_number] => 910116 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/910116
Imidazolidinone precursors for the preparation of biotin Sep 21, 1986 Issued
Array ( [id] => 2387056 [patent_doc_number] => 04709042 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-24 [patent_title] => 'Process for the preparation of 2-(1-hydroxyalkyl)-5,5-diphenylhydantoin' [patent_app_type] => 1 [patent_app_number] => 6/909140 [patent_app_country] => US [patent_app_date] => 1986-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 544 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/709/04709042.pdf [firstpage_image] =>[orig_patent_app_number] => 909140 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/909140
Process for the preparation of 2-(1-hydroxyalkyl)-5,5-diphenylhydantoin Sep 18, 1986 Issued
Array ( [id] => 2327771 [patent_doc_number] => 04698434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-06 [patent_title] => 'Preparation of hydroxymethylimidazoles' [patent_app_type] => 1 [patent_app_number] => 6/907585 [patent_app_country] => US [patent_app_date] => 1986-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 962 [patent_no_of_claims] => 6 [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/04/698/04698434.pdf [firstpage_image] =>[orig_patent_app_number] => 907585 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/907585
Preparation of hydroxymethylimidazoles Sep 14, 1986 Issued
Array ( [id] => 2385236 [patent_doc_number] => 04720551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-19 [patent_title] => 'Chlorothienyl-imidazole propenones' [patent_app_type] => 1 [patent_app_number] => 6/906432 [patent_app_country] => US [patent_app_date] => 1986-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3277 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/720/04720551.pdf [firstpage_image] =>[orig_patent_app_number] => 906432 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/906432
Chlorothienyl-imidazole propenones Sep 11, 1986 Issued
Array ( [id] => 2558374 [patent_doc_number] => 04853383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-01 [patent_title] => '.beta.-blocking substituted imidazoles' [patent_app_type] => 1 [patent_app_number] => 6/905088 [patent_app_country] => US [patent_app_date] => 1986-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 37514 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/853/04853383.pdf [firstpage_image] =>[orig_patent_app_number] => 905088 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/905088
.beta.-blocking substituted imidazoles Sep 7, 1986 Issued
Array ( [id] => 2385213 [patent_doc_number] => 04730003 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-08 [patent_title] => 'Tricyclic compounds for treating heart and circulatory diseases' [patent_app_type] => 1 [patent_app_number] => 6/904094 [patent_app_country] => US [patent_app_date] => 1986-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10378 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/730/04730003.pdf [firstpage_image] =>[orig_patent_app_number] => 904094 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/904094
Tricyclic compounds for treating heart and circulatory diseases Sep 3, 1986 Issued
Array ( [id] => 2422605 [patent_doc_number] => 04788287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-29 [patent_title] => 'High performance water and oil repellant' [patent_app_type] => 1 [patent_app_number] => 6/903197 [patent_app_country] => US [patent_app_date] => 1986-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7138 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/788/04788287.pdf [firstpage_image] =>[orig_patent_app_number] => 903197 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/903197
High performance water and oil repellant Sep 2, 1986 Issued
Array ( [id] => 2555687 [patent_doc_number] => 04803282 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-07 [patent_title] => 'Alpha-substituted ketonitrone derivatives' [patent_app_type] => 1 [patent_app_number] => 6/900856 [patent_app_country] => US [patent_app_date] => 1986-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3102 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/803/04803282.pdf [firstpage_image] =>[orig_patent_app_number] => 900856 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/900856
Alpha-substituted ketonitrone derivatives Aug 26, 1986 Issued
Array ( [id] => 2293631 [patent_doc_number] => 04710571 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-01 [patent_title] => '1H-imidazol-1-ethanol esters' [patent_app_type] => 1 [patent_app_number] => 6/899920 [patent_app_country] => US [patent_app_date] => 1986-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3828 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/710/04710571.pdf [firstpage_image] =>[orig_patent_app_number] => 899920 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/899920
1H-imidazol-1-ethanol esters Aug 24, 1986 Issued
06/898891 HYDANTOIN DERIVATIVES, PROCESS FOR THE PREPARATION THEREOF, AND MEDICINES CONTAINING THE SAME Aug 20, 1986 Abandoned
Array ( [id] => 2486793 [patent_doc_number] => 04800211 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-24 [patent_title] => '5-methylthio-3-hydroxybenzo [b]thiophene-2-carboxamide derivatives as cyclooxygenase and lipoxygenase inhibitors' [patent_app_type] => 1 [patent_app_number] => 6/897576 [patent_app_country] => US [patent_app_date] => 1986-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4905 [patent_no_of_claims] => 6 [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/04/800/04800211.pdf [firstpage_image] =>[orig_patent_app_number] => 897576 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/897576
5-methylthio-3-hydroxybenzo [b]thiophene-2-carboxamide derivatives as cyclooxygenase and lipoxygenase inhibitors Aug 17, 1986 Issued
Array ( [id] => 2294830 [patent_doc_number] => 04659836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-21 [patent_title] => 'Imidazolidinone imines' [patent_app_type] => 1 [patent_app_number] => 6/894502 [patent_app_country] => US [patent_app_date] => 1986-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 723 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/659/04659836.pdf [firstpage_image] =>[orig_patent_app_number] => 894502 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/894502
Imidazolidinone imines Aug 4, 1986 Issued
06/893491 BICYCLIC FUNGICIDES Aug 4, 1986 Abandoned
Array ( [id] => 2512666 [patent_doc_number] => 04851435 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-25 [patent_title] => 'Antiviral and antitumor xanthate pharmaceutical compositions' [patent_app_type] => 1 [patent_app_number] => 6/892346 [patent_app_country] => US [patent_app_date] => 1986-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 9335 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/851/04851435.pdf [firstpage_image] =>[orig_patent_app_number] => 892346 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/892346
Antiviral and antitumor xanthate pharmaceutical compositions Jul 31, 1986 Issued
Array ( [id] => 2304085 [patent_doc_number] => 04684733 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-04 [patent_title] => 'Process for the preparation of intermediates of derivatives of pyrrolidine and piperidine' [patent_app_type] => 1 [patent_app_number] => 6/890821 [patent_app_country] => US [patent_app_date] => 1986-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2817 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/684/04684733.pdf [firstpage_image] =>[orig_patent_app_number] => 890821 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/890821
Process for the preparation of intermediates of derivatives of pyrrolidine and piperidine Jul 27, 1986 Issued
Array ( [id] => 2328553 [patent_doc_number] => 04705886 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-10 [patent_title] => 'Precursor to nucleic acid probe' [patent_app_type] => 1 [patent_app_number] => 6/888252 [patent_app_country] => US [patent_app_date] => 1986-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 21600 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/705/04705886.pdf [firstpage_image] =>[orig_patent_app_number] => 888252 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/888252
Precursor to nucleic acid probe Jul 20, 1986 Issued
Array ( [id] => 2328553 [patent_doc_number] => 04705886 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-10 [patent_title] => 'Precursor to nucleic acid probe' [patent_app_type] => 1 [patent_app_number] => 6/888252 [patent_app_country] => US [patent_app_date] => 1986-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 21600 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/705/04705886.pdf [firstpage_image] =>[orig_patent_app_number] => 888252 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/888252
Precursor to nucleic acid probe Jul 20, 1986 Issued
Array ( [id] => 2304505 [patent_doc_number] => 04690928 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-01 [patent_title] => 'Substituted hexahydro arylquinolizines as .alpha..sub.2 blockers' [patent_app_type] => 1 [patent_app_number] => 6/885511 [patent_app_country] => US [patent_app_date] => 1986-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14037 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 495 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/690/04690928.pdf [firstpage_image] =>[orig_patent_app_number] => 885511 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/885511
Substituted hexahydro arylquinolizines as .alpha..sub.2 blockers Jul 13, 1986 Issued
Array ( [id] => 2553470 [patent_doc_number] => 04803163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-07 [patent_title] => 'Preparation of a protein fraction exhibiting cell growth-inhibiting activity' [patent_app_type] => 1 [patent_app_number] => 6/883742 [patent_app_country] => US [patent_app_date] => 1986-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2937 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/803/04803163.pdf [firstpage_image] =>[orig_patent_app_number] => 883742 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/883742
Preparation of a protein fraction exhibiting cell growth-inhibiting activity Jul 8, 1986 Issued
Array ( [id] => 2486023 [patent_doc_number] => 04868116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-19 [patent_title] => 'Introduction and expression of foreign genetic material in epithelial cells' [patent_app_type] => 1 [patent_app_number] => 6/883590 [patent_app_country] => US [patent_app_date] => 1986-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10015 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/868/04868116.pdf [firstpage_image] =>[orig_patent_app_number] => 883590 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/883590
Introduction and expression of foreign genetic material in epithelial cells Jul 8, 1986 Issued
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