Search

Peter Chen

Examiner (ID: 11932, Phone: (571)270-7241 , Office: P/2462 )

Most Active Art Unit
2462
Art Unit(s)
2462
Total Applications
549
Issued Applications
456
Pending Applications
58
Abandoned Applications
58

Applications

Application numberTitle of the applicationFiling DateStatus
07/361048 ADJUSTMENT OR REGULATION VALVE Jun 4, 1989 Abandoned
Array ( [id] => 2674733 [patent_doc_number] => 04954799 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Proportional electropneumatic solenoid-controlled valve' [patent_app_type] => 1 [patent_app_number] => 7/360429 [patent_app_country] => US [patent_app_date] => 1989-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 34 [patent_no_of_words] => 7374 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/954/04954799.pdf [firstpage_image] =>[orig_patent_app_number] => 360429 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/360429
Proportional electropneumatic solenoid-controlled valve Jun 1, 1989 Issued
Array ( [id] => 2628737 [patent_doc_number] => 04938450 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Programmable pressure reducing apparatus for throttling fluids under high pressure' [patent_app_type] => 1 [patent_app_number] => 7/359114 [patent_app_country] => US [patent_app_date] => 1989-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2855 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/938/04938450.pdf [firstpage_image] =>[orig_patent_app_number] => 359114 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/359114
Programmable pressure reducing apparatus for throttling fluids under high pressure May 30, 1989 Issued
Array ( [id] => 2572397 [patent_doc_number] => 04925157 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-15 [patent_title] => 'Solenoid-operated control apparatus' [patent_app_type] => 1 [patent_app_number] => 7/357364 [patent_app_country] => US [patent_app_date] => 1989-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2107 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/925/04925157.pdf [firstpage_image] =>[orig_patent_app_number] => 357364 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/357364
Solenoid-operated control apparatus May 25, 1989 Issued
07/357369 CONTROL DEVICE FOR A FUEL INJECTION NOZZLE May 24, 1989 Abandoned
Array ( [id] => 2642905 [patent_doc_number] => 04928920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-29 [patent_title] => 'Finely-adjustable flow control valve' [patent_app_type] => 1 [patent_app_number] => 7/353596 [patent_app_country] => US [patent_app_date] => 1989-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4045 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/928/04928920.pdf [firstpage_image] =>[orig_patent_app_number] => 353596 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/353596
Finely-adjustable flow control valve May 17, 1989 Issued
Array ( [id] => 2594724 [patent_doc_number] => 04901974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-20 [patent_title] => 'Canister purge solenoid valve' [patent_app_type] => 1 [patent_app_number] => 7/350430 [patent_app_country] => US [patent_app_date] => 1989-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1314 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/901/04901974.pdf [firstpage_image] =>[orig_patent_app_number] => 350430 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/350430
Canister purge solenoid valve May 10, 1989 Issued
Array ( [id] => 2651337 [patent_doc_number] => 04953595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Mud pulse valve and method of valving in a mud flow for sharper rise and fall times, faster data pulse rates, and longer lifetime of the mud pulse valve' [patent_app_type] => 1 [patent_app_number] => 7/349777 [patent_app_country] => US [patent_app_date] => 1989-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5140 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/953/04953595.pdf [firstpage_image] =>[orig_patent_app_number] => 349777 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/349777
Mud pulse valve and method of valving in a mud flow for sharper rise and fall times, faster data pulse rates, and longer lifetime of the mud pulse valve May 9, 1989 Issued
Array ( [id] => 2609942 [patent_doc_number] => 04915131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'Hill-holder' [patent_app_type] => 1 [patent_app_number] => 7/350620 [patent_app_country] => US [patent_app_date] => 1989-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 1671 [patent_no_of_claims] => 1 [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/04/915/04915131.pdf [firstpage_image] =>[orig_patent_app_number] => 350620 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/350620
Hill-holder May 9, 1989 Issued
Array ( [id] => 2584568 [patent_doc_number] => 04964612 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-23 [patent_title] => 'Electromagnetically-operated rotary servovalve' [patent_app_type] => 1 [patent_app_number] => 7/348360 [patent_app_country] => US [patent_app_date] => 1989-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2051 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/964/04964612.pdf [firstpage_image] =>[orig_patent_app_number] => 348360 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/348360
Electromagnetically-operated rotary servovalve May 7, 1989 Issued
Array ( [id] => 2545722 [patent_doc_number] => 04896860 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-30 [patent_title] => 'Electrically operated refrigerant valve' [patent_app_type] => 1 [patent_app_number] => 7/348368 [patent_app_country] => US [patent_app_date] => 1989-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1900 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/896/04896860.pdf [firstpage_image] =>[orig_patent_app_number] => 348368 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/348368
Electrically operated refrigerant valve May 7, 1989 Issued
Array ( [id] => 2552285 [patent_doc_number] => 04944487 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-31 [patent_title] => 'Diaphragm valve' [patent_app_type] => 1 [patent_app_number] => 7/349392 [patent_app_country] => US [patent_app_date] => 1989-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3827 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/944/04944487.pdf [firstpage_image] =>[orig_patent_app_number] => 349392 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/349392
Diaphragm valve May 7, 1989 Issued
Array ( [id] => 2626593 [patent_doc_number] => 04898361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-06 [patent_title] => 'Submodulation of a pulse-width-modulated solenoid control valve' [patent_app_type] => 1 [patent_app_number] => 7/345054 [patent_app_country] => US [patent_app_date] => 1989-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2962 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/898/04898361.pdf [firstpage_image] =>[orig_patent_app_number] => 345054 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/345054
Submodulation of a pulse-width-modulated solenoid control valve Apr 27, 1989 Issued
Array ( [id] => 2695744 [patent_doc_number] => 05052440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Liquid droplet generator valve' [patent_app_type] => 1 [patent_app_number] => 7/343647 [patent_app_country] => US [patent_app_date] => 1989-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1669 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/052/05052440.pdf [firstpage_image] =>[orig_patent_app_number] => 343647 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/343647
Liquid droplet generator valve Apr 26, 1989 Issued
Array ( [id] => 2580953 [patent_doc_number] => 04921014 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-01 [patent_title] => 'Noise-reducing valve construction' [patent_app_type] => 1 [patent_app_number] => 7/344297 [patent_app_country] => US [patent_app_date] => 1989-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 3248 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/921/04921014.pdf [firstpage_image] =>[orig_patent_app_number] => 344297 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/344297
Noise-reducing valve construction Apr 26, 1989 Issued
Array ( [id] => 2581205 [patent_doc_number] => 04964435 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-23 [patent_title] => 'Shuttle valve' [patent_app_type] => 1 [patent_app_number] => 7/344971 [patent_app_country] => US [patent_app_date] => 1989-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 5237 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 393 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/964/04964435.pdf [firstpage_image] =>[orig_patent_app_number] => 344971 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/344971
Shuttle valve Apr 26, 1989 Issued
07/343171 SOLENOID VALVE Apr 24, 1989 Abandoned
Array ( [id] => 2686446 [patent_doc_number] => 04995794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Vacuum pumps' [patent_app_type] => 1 [patent_app_number] => 7/341528 [patent_app_country] => US [patent_app_date] => 1989-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2274 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995794.pdf [firstpage_image] =>[orig_patent_app_number] => 341528 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/341528
Vacuum pumps Apr 20, 1989 Issued
Array ( [id] => 2613343 [patent_doc_number] => 04966195 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'Transmission pressure regulator' [patent_app_type] => 1 [patent_app_number] => 7/339884 [patent_app_country] => US [patent_app_date] => 1989-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2989 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/966/04966195.pdf [firstpage_image] =>[orig_patent_app_number] => 339884 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/339884
Transmission pressure regulator Apr 16, 1989 Issued
Array ( [id] => 2619212 [patent_doc_number] => 04909271 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-20 [patent_title] => 'Ultrahigh purity gas valve with encapsulated bellows' [patent_app_type] => 1 [patent_app_number] => 7/337924 [patent_app_country] => US [patent_app_date] => 1989-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1575 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 385 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/909/04909271.pdf [firstpage_image] =>[orig_patent_app_number] => 337924 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/337924
Ultrahigh purity gas valve with encapsulated bellows Apr 13, 1989 Issued
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