Search

Alan Cohan

Examiner (ID: 8666)

Most Active Art Unit
3407
Art Unit(s)
3407, 2102, 3504, 3401, 2899
Total Applications
1324
Issued Applications
1203
Pending Applications
0
Abandoned Applications
121

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2644275 [patent_doc_number] => 04977925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-18 [patent_title] => 'Safety valve' [patent_app_type] => 1 [patent_app_number] => 7/416877 [patent_app_country] => US [patent_app_date] => 1989-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1963 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977925.pdf [firstpage_image] =>[orig_patent_app_number] => 416877 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/416877
Safety valve Oct 3, 1989 Issued
Array ( [id] => 2694534 [patent_doc_number] => 05000516 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-19 [patent_title] => 'Apparatus for rapidly generating pressure pulses for demolition of rock having reduced pressure head loss and component wear' [patent_app_type] => 1 [patent_app_number] => 7/414972 [patent_app_country] => US [patent_app_date] => 1989-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1286 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/000/05000516.pdf [firstpage_image] =>[orig_patent_app_number] => 414972 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/414972
Apparatus for rapidly generating pressure pulses for demolition of rock having reduced pressure head loss and component wear Sep 28, 1989 Issued
Array ( [id] => 2755203 [patent_doc_number] => 04984600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Self correcting nozzle useful with current to pressure transducer' [patent_app_type] => 1 [patent_app_number] => 7/414395 [patent_app_country] => US [patent_app_date] => 1989-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2150 [patent_no_of_claims] => 7 [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/04/984/04984600.pdf [firstpage_image] =>[orig_patent_app_number] => 414395 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/414395
Self correcting nozzle useful with current to pressure transducer Sep 28, 1989 Issued
Array ( [id] => 2604202 [patent_doc_number] => 04942900 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-24 [patent_title] => 'Pressure control valve' [patent_app_type] => 1 [patent_app_number] => 7/412491 [patent_app_country] => US [patent_app_date] => 1989-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5047 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/942/04942900.pdf [firstpage_image] =>[orig_patent_app_number] => 412491 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/412491
Pressure control valve Sep 25, 1989 Issued
Array ( [id] => 2639234 [patent_doc_number] => 04980017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-25 [patent_title] => 'Method for recirculating high-temperature etching solution' [patent_app_type] => 1 [patent_app_number] => 7/412444 [patent_app_country] => US [patent_app_date] => 1989-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3569 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/980/04980017.pdf [firstpage_image] =>[orig_patent_app_number] => 412444 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/412444
Method for recirculating high-temperature etching solution Sep 25, 1989 Issued
Array ( [id] => 2613286 [patent_doc_number] => 04966192 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'Rotary directional control valve' [patent_app_type] => 1 [patent_app_number] => 7/410152 [patent_app_country] => US [patent_app_date] => 1989-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 4760 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/966/04966192.pdf [firstpage_image] =>[orig_patent_app_number] => 410152 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/410152
Rotary directional control valve Sep 19, 1989 Issued
Array ( [id] => 2576053 [patent_doc_number] => 04969487 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-13 [patent_title] => 'Solenoid valve' [patent_app_type] => 1 [patent_app_number] => 7/407897 [patent_app_country] => US [patent_app_date] => 1989-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2885 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/969/04969487.pdf [firstpage_image] =>[orig_patent_app_number] => 407897 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/407897
Solenoid valve Sep 14, 1989 Issued
Array ( [id] => 2644169 [patent_doc_number] => 04977919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-18 [patent_title] => 'Flow control valve' [patent_app_type] => 1 [patent_app_number] => 7/406847 [patent_app_country] => US [patent_app_date] => 1989-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8321 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977919.pdf [firstpage_image] =>[orig_patent_app_number] => 406847 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/406847
Flow control valve Sep 12, 1989 Issued
Array ( [id] => 2564170 [patent_doc_number] => 04972870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-27 [patent_title] => 'Multi-function static-errorless pressure control valve' [patent_app_type] => 1 [patent_app_number] => 7/405929 [patent_app_country] => US [patent_app_date] => 1989-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4342 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/972/04972870.pdf [firstpage_image] =>[orig_patent_app_number] => 405929 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/405929
Multi-function static-errorless pressure control valve Sep 11, 1989 Issued
Array ( [id] => 2755220 [patent_doc_number] => 04984601 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Unit apt to act upon the flow' [patent_app_type] => 1 [patent_app_number] => 7/404571 [patent_app_country] => US [patent_app_date] => 1989-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3317 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/984/04984601.pdf [firstpage_image] =>[orig_patent_app_number] => 404571 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/404571
Unit apt to act upon the flow Sep 7, 1989 Issued
07/405056 LIQUID FLOW CONTROL DEVICE IN BOWLING LANE MAINTENANCE SYSTEM Sep 6, 1989 Abandoned
Array ( [id] => 2729749 [patent_doc_number] => 04986299 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Reversible poppet valve cartridge' [patent_app_type] => 1 [patent_app_number] => 7/402409 [patent_app_country] => US [patent_app_date] => 1989-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1354 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/986/04986299.pdf [firstpage_image] =>[orig_patent_app_number] => 402409 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/402409
Reversible poppet valve cartridge Sep 4, 1989 Issued
Array ( [id] => 2644220 [patent_doc_number] => 04977922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-18 [patent_title] => 'Reversible poppet valve cartridge with single piece stem' [patent_app_type] => 1 [patent_app_number] => 7/402396 [patent_app_country] => US [patent_app_date] => 1989-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1351 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977922.pdf [firstpage_image] =>[orig_patent_app_number] => 402396 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/402396
Reversible poppet valve cartridge with single piece stem Sep 4, 1989 Issued
Array ( [id] => 2743218 [patent_doc_number] => 05021125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Pistonless accumulator' [patent_app_type] => 1 [patent_app_number] => 7/400737 [patent_app_country] => US [patent_app_date] => 1989-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3320 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/021/05021125.pdf [firstpage_image] =>[orig_patent_app_number] => 400737 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/400737
Pistonless accumulator Aug 29, 1989 Issued
Array ( [id] => 2613133 [patent_doc_number] => 04966184 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'System to avoid icing in the discharge piping of a pressure relief valve' [patent_app_type] => 1 [patent_app_number] => 7/400196 [patent_app_country] => US [patent_app_date] => 1989-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2800 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/966/04966184.pdf [firstpage_image] =>[orig_patent_app_number] => 400196 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/400196
System to avoid icing in the discharge piping of a pressure relief valve Aug 28, 1989 Issued
Array ( [id] => 2578484 [patent_doc_number] => 04922943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-08 [patent_title] => 'Water conservator system and method' [patent_app_type] => 1 [patent_app_number] => 7/395656 [patent_app_country] => US [patent_app_date] => 1989-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6965 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/922/04922943.pdf [firstpage_image] =>[orig_patent_app_number] => 395656 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/395656
Water conservator system and method Aug 17, 1989 Issued
Array ( [id] => 2656054 [patent_doc_number] => 04971911 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-20 [patent_title] => 'Process and apparatus for measuring the alcohol content of damping fluid and alcohol damping systems in offset printing presses' [patent_app_type] => 1 [patent_app_number] => 7/395251 [patent_app_country] => US [patent_app_date] => 1989-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1213 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/971/04971911.pdf [firstpage_image] =>[orig_patent_app_number] => 395251 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/395251
Process and apparatus for measuring the alcohol content of damping fluid and alcohol damping systems in offset printing presses Aug 16, 1989 Issued
Array ( [id] => 2613210 [patent_doc_number] => 04966188 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'Pneumatically operated gas-pressure controller' [patent_app_type] => 1 [patent_app_number] => 7/394583 [patent_app_country] => US [patent_app_date] => 1989-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1520 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/966/04966188.pdf [firstpage_image] =>[orig_patent_app_number] => 394583 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/394583
Pneumatically operated gas-pressure controller Aug 15, 1989 Issued
Array ( [id] => 2651075 [patent_doc_number] => 04953581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Self draining valve member for use in underground water lines' [patent_app_type] => 1 [patent_app_number] => 7/393231 [patent_app_country] => US [patent_app_date] => 1989-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2671 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/953/04953581.pdf [firstpage_image] =>[orig_patent_app_number] => 393231 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/393231
Self draining valve member for use in underground water lines Aug 13, 1989 Issued
Array ( [id] => 2684246 [patent_doc_number] => 04987919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Pneumatically activated drain valve for compressed air' [patent_app_type] => 1 [patent_app_number] => 7/390858 [patent_app_country] => US [patent_app_date] => 1989-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1254 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/987/04987919.pdf [firstpage_image] =>[orig_patent_app_number] => 390858 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/390858
Pneumatically activated drain valve for compressed air Aug 7, 1989 Issued
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