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] => 2929094 [patent_doc_number] => 05229112 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-20 [patent_title] => 'Combatting plant insect pests with plant-colonizing microorganisms containing the toxin gene B. thuringiensis as a chromosomal insertion' [patent_app_type] => 1 [patent_app_number] => 7/363318 [patent_app_country] => US [patent_app_date] => 1989-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 13832 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/229/05229112.pdf [firstpage_image] =>[orig_patent_app_number] => 363318 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/363318
Combatting plant insect pests with plant-colonizing microorganisms containing the toxin gene B. thuringiensis as a chromosomal insertion Jun 6, 1989 Issued
Array ( [id] => 2603295 [patent_doc_number] => 04931529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Imidazolyl-urea compounds and their use as cure accelerators in epoxy resin compositions' [patent_app_type] => 1 [patent_app_number] => 7/359099 [patent_app_country] => US [patent_app_date] => 1989-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6089 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/931/04931529.pdf [firstpage_image] =>[orig_patent_app_number] => 359099 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/359099
Imidazolyl-urea compounds and their use as cure accelerators in epoxy resin compositions May 29, 1989 Issued
Array ( [id] => 2594927 [patent_doc_number] => 04933422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Accelerators for epoxide curing agents containing cyanamide' [patent_app_type] => 1 [patent_app_number] => 7/351789 [patent_app_country] => US [patent_app_date] => 1989-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1667 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933422.pdf [firstpage_image] =>[orig_patent_app_number] => 351789 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/351789
Accelerators for epoxide curing agents containing cyanamide May 14, 1989 Issued
Array ( [id] => 2707637 [patent_doc_number] => 04992537 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-12 [patent_title] => 'cDNA encoding 92-kDA type IV collagenase' [patent_app_type] => 1 [patent_app_number] => 7/352078 [patent_app_country] => US [patent_app_date] => 1989-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 5611 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/992/04992537.pdf [firstpage_image] =>[orig_patent_app_number] => 352078 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/352078
cDNA encoding 92-kDA type IV collagenase May 14, 1989 Issued
Array ( [id] => 2631190 [patent_doc_number] => 04916233 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'Method for production of 4-methyl-5-(2-aminoethyl)-thiomethyl)-imidazole' [patent_app_type] => 1 [patent_app_number] => 7/342798 [patent_app_country] => US [patent_app_date] => 1989-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6476 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/916/04916233.pdf [firstpage_image] =>[orig_patent_app_number] => 342798 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/342798
Method for production of 4-methyl-5-(2-aminoethyl)-thiomethyl)-imidazole Apr 24, 1989 Issued
Array ( [id] => 2804293 [patent_doc_number] => 05156957 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-20 [patent_title] => 'Follicle stimulating hormone' [patent_app_type] => 1 [patent_app_number] => 7/323665 [patent_app_country] => US [patent_app_date] => 1989-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2737 [patent_no_of_claims] => 10 [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/05/156/05156957.pdf [firstpage_image] =>[orig_patent_app_number] => 323665 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/323665
Follicle stimulating hormone Apr 23, 1989 Issued
Array ( [id] => 2608219 [patent_doc_number] => 04902686 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Tricyclic heterocyclic compounds and their use in treating benzodiazepin receptor-related ailments' [patent_app_type] => 1 [patent_app_number] => 7/340901 [patent_app_country] => US [patent_app_date] => 1989-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7840 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/902/04902686.pdf [firstpage_image] =>[orig_patent_app_number] => 340901 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/340901
Tricyclic heterocyclic compounds and their use in treating benzodiazepin receptor-related ailments Apr 19, 1989 Issued
Array ( [id] => 2476584 [patent_doc_number] => 04889869 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-26 [patent_title] => 'Antihypertensive 5-amino-4-hydroxyvaleryl derivatives substituted by sulphur-containing groups' [patent_app_type] => 1 [patent_app_number] => 7/341239 [patent_app_country] => US [patent_app_date] => 1989-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36172 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/889/04889869.pdf [firstpage_image] =>[orig_patent_app_number] => 341239 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/341239
Antihypertensive 5-amino-4-hydroxyvaleryl derivatives substituted by sulphur-containing groups Apr 18, 1989 Issued
Array ( [id] => 2585673 [patent_doc_number] => 04925856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-15 [patent_title] => 'Aldoxime-substituted imidazolium derivatives useful in the treatment of poisoning by phosphorus-containing chemicals' [patent_app_type] => 1 [patent_app_number] => 7/341489 [patent_app_country] => US [patent_app_date] => 1989-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5748 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/925/04925856.pdf [firstpage_image] =>[orig_patent_app_number] => 341489 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/341489
Aldoxime-substituted imidazolium derivatives useful in the treatment of poisoning by phosphorus-containing chemicals Apr 18, 1989 Issued
Array ( [id] => 2825664 [patent_doc_number] => 05169936 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-08 [patent_title] => 'Protein purification on immobilized metal affinity resins effected by elution using a weak ligand' [patent_app_type] => 1 [patent_app_number] => 7/338991 [patent_app_country] => US [patent_app_date] => 1989-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5244 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/169/05169936.pdf [firstpage_image] =>[orig_patent_app_number] => 338991 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/338991
Protein purification on immobilized metal affinity resins effected by elution using a weak ligand Apr 13, 1989 Issued
Array ( [id] => 2482067 [patent_doc_number] => 04882436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Semi-polar hyperdispersants for pigment bases' [patent_app_type] => 1 [patent_app_number] => 7/337509 [patent_app_country] => US [patent_app_date] => 1989-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4874 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882436.pdf [firstpage_image] =>[orig_patent_app_number] => 337509 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/337509
Semi-polar hyperdispersants for pigment bases Apr 12, 1989 Issued
Array ( [id] => 2596158 [patent_doc_number] => 04923865 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-08 [patent_title] => 'Substituted 1-(1H-imidazol-4-yl)alkyl-benzamides as anti-ischemics and as alpha-2-adrenergic receptor agonists' [patent_app_type] => 1 [patent_app_number] => 7/334854 [patent_app_country] => US [patent_app_date] => 1989-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17056 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/923/04923865.pdf [firstpage_image] =>[orig_patent_app_number] => 334854 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/334854
Substituted 1-(1H-imidazol-4-yl)alkyl-benzamides as anti-ischemics and as alpha-2-adrenergic receptor agonists Apr 5, 1989 Issued
Array ( [id] => 2588837 [patent_doc_number] => 04908456 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Process for preparing methylolated hydantoins' [patent_app_type] => 1 [patent_app_number] => 7/333588 [patent_app_country] => US [patent_app_date] => 1989-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2682 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908456.pdf [firstpage_image] =>[orig_patent_app_number] => 333588 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/333588
Process for preparing methylolated hydantoins Apr 4, 1989 Issued
Array ( [id] => 2593925 [patent_doc_number] => 04940703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Spirocyclic compounds incorporating five-membered rings with two heteroatoms for treating psychotic disorders, etc.' [patent_app_type] => 1 [patent_app_number] => 7/333076 [patent_app_country] => US [patent_app_date] => 1989-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19525 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/940/04940703.pdf [firstpage_image] =>[orig_patent_app_number] => 333076 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/333076
Spirocyclic compounds incorporating five-membered rings with two heteroatoms for treating psychotic disorders, etc. Apr 3, 1989 Issued
07/333868 RECOMBINANT-DNA MEDIATED PRODUCTION OF XANTHAN GUM Apr 2, 1989 Abandoned
Array ( [id] => 2629498 [patent_doc_number] => 04916144 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'N-substituted imidazoles as aromatase inhibitors' [patent_app_type] => 1 [patent_app_number] => 7/331283 [patent_app_country] => US [patent_app_date] => 1989-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3564 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/916/04916144.pdf [firstpage_image] =>[orig_patent_app_number] => 331283 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/331283
N-substituted imidazoles as aromatase inhibitors Mar 30, 1989 Issued
Array ( [id] => 2598759 [patent_doc_number] => 04924000 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-08 [patent_title] => 'Preparation of acylated imidazoles' [patent_app_type] => 1 [patent_app_number] => 7/321110 [patent_app_country] => US [patent_app_date] => 1989-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3074 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/924/04924000.pdf [firstpage_image] =>[orig_patent_app_number] => 321110 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/321110
Preparation of acylated imidazoles Mar 8, 1989 Issued
Array ( [id] => 2557829 [patent_doc_number] => 04897491 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-30 [patent_title] => 'Process for producing a guanidine derivative' [patent_app_type] => 1 [patent_app_number] => 7/321111 [patent_app_country] => US [patent_app_date] => 1989-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1576 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/897/04897491.pdf [firstpage_image] =>[orig_patent_app_number] => 321111 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/321111
Process for producing a guanidine derivative Mar 8, 1989 Issued
Array ( [id] => 2594206 [patent_doc_number] => 04940717 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Fungicidal imidazolylmethyloxiranes' [patent_app_type] => 1 [patent_app_number] => 7/319318 [patent_app_country] => US [patent_app_date] => 1989-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4571 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/940/04940717.pdf [firstpage_image] =>[orig_patent_app_number] => 319318 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/319318
Fungicidal imidazolylmethyloxiranes Mar 5, 1989 Issued
Array ( [id] => 2593079 [patent_doc_number] => 04933324 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Fatty acid-neuroactive drug conjugate as a prodrug' [patent_app_type] => 1 [patent_app_number] => 7/315134 [patent_app_country] => US [patent_app_date] => 1989-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5187 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933324.pdf [firstpage_image] =>[orig_patent_app_number] => 315134 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/315134
Fatty acid-neuroactive drug conjugate as a prodrug Feb 23, 1989 Issued
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