Search

David Ryser

Examiner (ID: 9090)

Most Active Art Unit
1102
Art Unit(s)
1102
Total Applications
241
Issued Applications
215
Pending Applications
0
Abandoned Applications
26

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2664964 [patent_doc_number] => 04983268 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-08 [patent_title] => 'High gel strength low electroendosmosis agarose' [patent_app_type] => 1 [patent_app_number] => 7/389141 [patent_app_country] => US [patent_app_date] => 1989-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3268 [patent_no_of_claims] => 23 [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/04/983/04983268.pdf [firstpage_image] =>[orig_patent_app_number] => 389141 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/389141
High gel strength low electroendosmosis agarose Aug 2, 1989 Issued
Array ( [id] => 2591247 [patent_doc_number] => 04964961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-23 [patent_title] => 'Elution method and device' [patent_app_type] => 1 [patent_app_number] => 7/388494 [patent_app_country] => US [patent_app_date] => 1989-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3058 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/964/04964961.pdf [firstpage_image] =>[orig_patent_app_number] => 388494 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/388494
Elution method and device Aug 1, 1989 Issued
Array ( [id] => 2738735 [patent_doc_number] => 05002645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Process of separating and recovering metal values from a waste stream' [patent_app_type] => 1 [patent_app_number] => 7/386342 [patent_app_country] => US [patent_app_date] => 1989-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2801 [patent_no_of_claims] => 13 [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/05/002/05002645.pdf [firstpage_image] =>[orig_patent_app_number] => 386342 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/386342
Process of separating and recovering metal values from a waste stream Jul 26, 1989 Issued
Array ( [id] => 2597283 [patent_doc_number] => 04948476 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-14 [patent_title] => 'Hybrid chromium recovery process' [patent_app_type] => 1 [patent_app_number] => 7/384153 [patent_app_country] => US [patent_app_date] => 1989-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3204 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/948/04948476.pdf [firstpage_image] =>[orig_patent_app_number] => 384153 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/384153
Hybrid chromium recovery process Jul 19, 1989 Issued
Array ( [id] => 2738770 [patent_doc_number] => 05002647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Process for preparation of thick films by electrophoresis' [patent_app_type] => 1 [patent_app_number] => 7/382283 [patent_app_country] => US [patent_app_date] => 1989-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2347 [patent_no_of_claims] => 5 [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/05/002/05002647.pdf [firstpage_image] =>[orig_patent_app_number] => 382283 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/382283
Process for preparation of thick films by electrophoresis Jul 19, 1989 Issued
Array ( [id] => 2612818 [patent_doc_number] => 04968394 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-06 [patent_title] => 'Method of reducing excess nitric acid in aqueous hydroxylamine nitrate solutions' [patent_app_type] => 1 [patent_app_number] => 7/375766 [patent_app_country] => US [patent_app_date] => 1989-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3244 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/968/04968394.pdf [firstpage_image] =>[orig_patent_app_number] => 375766 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/375766
Method of reducing excess nitric acid in aqueous hydroxylamine nitrate solutions Jul 4, 1989 Issued
Array ( [id] => 2582146 [patent_doc_number] => 04908113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Apparatus for the electrochemical separation of oxygen' [patent_app_type] => 1 [patent_app_number] => 7/364863 [patent_app_country] => US [patent_app_date] => 1989-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3743 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908113.pdf [firstpage_image] =>[orig_patent_app_number] => 364863 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/364863
Apparatus for the electrochemical separation of oxygen Jun 11, 1989 Issued
Array ( [id] => 2871192 [patent_doc_number] => 05118396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Electrolytic process for producing neodymium metal or neodymium metal alloys' [patent_app_type] => 1 [patent_app_number] => 7/364769 [patent_app_country] => US [patent_app_date] => 1989-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2560 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/118/05118396.pdf [firstpage_image] =>[orig_patent_app_number] => 364769 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/364769
Electrolytic process for producing neodymium metal or neodymium metal alloys Jun 8, 1989 Issued
07/363232 PROCESS FOR INCREASING THE MOLECULAR WEIGHT OF HYDROCARBONS AND/OR DERIVATIVES THEREOF Jun 7, 1989 Abandoned
Array ( [id] => 2559277 [patent_doc_number] => 04944851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-31 [patent_title] => 'Electrolytic method for regenerating tin or tin-lead alloy stripping compositions' [patent_app_type] => 1 [patent_app_number] => 7/361548 [patent_app_country] => US [patent_app_date] => 1989-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4271 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/944/04944851.pdf [firstpage_image] =>[orig_patent_app_number] => 361548 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/361548
Electrolytic method for regenerating tin or tin-lead alloy stripping compositions Jun 4, 1989 Issued
Array ( [id] => 2631353 [patent_doc_number] => 04909917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-20 [patent_title] => 'Electrolytic treatment apparatus' [patent_app_type] => 1 [patent_app_number] => 7/351635 [patent_app_country] => US [patent_app_date] => 1989-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5136 [patent_no_of_claims] => 23 [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/04/909/04909917.pdf [firstpage_image] =>[orig_patent_app_number] => 351635 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/351635
Electrolytic treatment apparatus May 14, 1989 Issued
Array ( [id] => 2710243 [patent_doc_number] => 05007995 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Device for electrofusion of cells' [patent_app_type] => 1 [patent_app_number] => 7/350715 [patent_app_country] => US [patent_app_date] => 1989-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5094 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007995.pdf [firstpage_image] =>[orig_patent_app_number] => 350715 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/350715
Device for electrofusion of cells May 10, 1989 Issued
Array ( [id] => 2636349 [patent_doc_number] => 04938853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Electrolytic method for the dissolution of copper particles formed during electroless copper deposition' [patent_app_type] => 1 [patent_app_number] => 7/350148 [patent_app_country] => US [patent_app_date] => 1989-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3427 [patent_no_of_claims] => 17 [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/04/938/04938853.pdf [firstpage_image] =>[orig_patent_app_number] => 350148 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/350148
Electrolytic method for the dissolution of copper particles formed during electroless copper deposition May 9, 1989 Issued
07/347859 ELECTROLYTIC REGENERATION OF ALKALINE PERMANGANATE ETCHING BATH May 4, 1989 Abandoned
Array ( [id] => 2728730 [patent_doc_number] => 05051158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Process for preparing controlled molecular weight perfluoropolyethers having perfluoroalkyl or perfluorochloroalkyl end groups' [patent_app_type] => 1 [patent_app_number] => 7/346479 [patent_app_country] => US [patent_app_date] => 1989-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2908 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051158.pdf [firstpage_image] =>[orig_patent_app_number] => 346479 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/346479
Process for preparing controlled molecular weight perfluoropolyethers having perfluoroalkyl or perfluorochloroalkyl end groups May 1, 1989 Issued
Array ( [id] => 2585450 [patent_doc_number] => 04959137 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-25 [patent_title] => 'Electrocoating system with multistage voltage application to prevent electrode coating' [patent_app_type] => 1 [patent_app_number] => 7/342522 [patent_app_country] => US [patent_app_date] => 1989-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4585 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/959/04959137.pdf [firstpage_image] =>[orig_patent_app_number] => 342522 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/342522
Electrocoating system with multistage voltage application to prevent electrode coating Apr 23, 1989 Issued
07/339344 PROCESS FOR THE MANUFACTURE OF DEVICES Apr 17, 1989 Abandoned
Array ( [id] => 2741562 [patent_doc_number] => 05002797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Process for aluminum-encapsulated ammonium perchlorate by vapor deposition' [patent_app_type] => 1 [patent_app_number] => 7/335911 [patent_app_country] => US [patent_app_date] => 1989-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2074 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/002/05002797.pdf [firstpage_image] =>[orig_patent_app_number] => 335911 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/335911
Process for aluminum-encapsulated ammonium perchlorate by vapor deposition Apr 9, 1989 Issued
Array ( [id] => 2596167 [patent_doc_number] => 04911802 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Conversion of manganate to permanganate' [patent_app_type] => 1 [patent_app_number] => 7/329014 [patent_app_country] => US [patent_app_date] => 1989-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2751 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911802.pdf [firstpage_image] =>[orig_patent_app_number] => 329014 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/329014
Conversion of manganate to permanganate Mar 26, 1989 Issued
Array ( [id] => 2663847 [patent_doc_number] => 05047135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Electrophoresis apparatus' [patent_app_type] => 1 [patent_app_number] => 7/327269 [patent_app_country] => US [patent_app_date] => 1989-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 32 [patent_no_of_words] => 13423 [patent_no_of_claims] => 52 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/047/05047135.pdf [firstpage_image] =>[orig_patent_app_number] => 327269 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/327269
Electrophoresis apparatus Mar 21, 1989 Issued
Menu