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
Array ( [id] => 2512185 [patent_doc_number] => 04880205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-14 [patent_title] => 'Hung diaphragm solenoid valve' [patent_app_type] => 1 [patent_app_number] => 7/252684 [patent_app_country] => US [patent_app_date] => 1988-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2190 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/880/04880205.pdf [firstpage_image] =>[orig_patent_app_number] => 252684 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/252684
Hung diaphragm solenoid valve Feb 4, 1988 Issued
Array ( [id] => 2549734 [patent_doc_number] => 04848729 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Valve seal' [patent_app_type] => 1 [patent_app_number] => 7/151293 [patent_app_country] => US [patent_app_date] => 1988-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 851 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/848/04848729.pdf [firstpage_image] =>[orig_patent_app_number] => 151293 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/151293
Valve seal Jan 31, 1988 Issued
Array ( [id] => 2527214 [patent_doc_number] => 04826135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-02 [patent_title] => 'Arrangement for a valve assembly for a liquid jet printer' [patent_app_type] => 1 [patent_app_number] => 7/150882 [patent_app_country] => US [patent_app_date] => 1988-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1213 [patent_no_of_claims] => 16 [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/04/826/04826135.pdf [firstpage_image] =>[orig_patent_app_number] => 150882 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/150882
Arrangement for a valve assembly for a liquid jet printer Jan 31, 1988 Issued
Array ( [id] => 2435309 [patent_doc_number] => 04790514 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-12-13 [patent_title] => 'Remote control valve operator' [patent_app_type] => 1 [patent_app_number] => 7/150237 [patent_app_country] => US [patent_app_date] => 1988-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3311 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/790/04790514.pdf [firstpage_image] =>[orig_patent_app_number] => 150237 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/150237
Remote control valve operator Jan 26, 1988 Issued
Array ( [id] => 2495586 [patent_doc_number] => 04830332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-16 [patent_title] => 'Solenoid valve' [patent_app_type] => 1 [patent_app_number] => 7/148718 [patent_app_country] => US [patent_app_date] => 1988-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2614 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/830/04830332.pdf [firstpage_image] =>[orig_patent_app_number] => 148718 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/148718
Solenoid valve Jan 25, 1988 Issued
Array ( [id] => 2624262 [patent_doc_number] => 04892286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-09 [patent_title] => 'Fluid control device' [patent_app_type] => 1 [patent_app_number] => 7/147829 [patent_app_country] => US [patent_app_date] => 1988-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 5360 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/892/04892286.pdf [firstpage_image] =>[orig_patent_app_number] => 147829 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/147829
Fluid control device Jan 24, 1988 Issued
Array ( [id] => 2478068 [patent_doc_number] => 04846442 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-11 [patent_title] => 'Gate valve with lock ring' [patent_app_type] => 1 [patent_app_number] => 7/143666 [patent_app_country] => US [patent_app_date] => 1988-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3251 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/846/04846442.pdf [firstpage_image] =>[orig_patent_app_number] => 143666 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/143666
Gate valve with lock ring Jan 13, 1988 Issued
Array ( [id] => 2511650 [patent_doc_number] => 04860993 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Valve design to reduce cavitation and noise' [patent_app_type] => 1 [patent_app_number] => 7/143980 [patent_app_country] => US [patent_app_date] => 1988-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3061 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/860/04860993.pdf [firstpage_image] =>[orig_patent_app_number] => 143980 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/143980
Valve design to reduce cavitation and noise Jan 13, 1988 Issued
Array ( [id] => 2549695 [patent_doc_number] => 04848727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Solenoid valve' [patent_app_type] => 1 [patent_app_number] => 7/143355 [patent_app_country] => US [patent_app_date] => 1988-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 10725 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/848/04848727.pdf [firstpage_image] =>[orig_patent_app_number] => 143355 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/143355
Solenoid valve Jan 11, 1988 Issued
Array ( [id] => 2653867 [patent_doc_number] => 04903940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-27 [patent_title] => 'Device for positioning an adjusting member' [patent_app_type] => 1 [patent_app_number] => 7/142992 [patent_app_country] => US [patent_app_date] => 1988-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1936 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/903/04903940.pdf [firstpage_image] =>[orig_patent_app_number] => 142992 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/142992
Device for positioning an adjusting member Jan 11, 1988 Issued
Array ( [id] => 2549661 [patent_doc_number] => 04848725 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Valve construction' [patent_app_type] => 1 [patent_app_number] => 7/140546 [patent_app_country] => US [patent_app_date] => 1988-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4433 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/848/04848725.pdf [firstpage_image] =>[orig_patent_app_number] => 140546 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/140546
Valve construction Jan 3, 1988 Issued
Array ( [id] => 2510469 [patent_doc_number] => 04872485 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Sensor operated water flow control' [patent_app_type] => 1 [patent_app_number] => 7/137065 [patent_app_country] => US [patent_app_date] => 1987-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 8612 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/872/04872485.pdf [firstpage_image] =>[orig_patent_app_number] => 137065 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/137065
Sensor operated water flow control Dec 22, 1987 Issued
Array ( [id] => 2500112 [patent_doc_number] => 04817914 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-04 [patent_title] => 'Electromagnetic valve assembly' [patent_app_type] => 1 [patent_app_number] => 7/137785 [patent_app_country] => US [patent_app_date] => 1987-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2764 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/817/04817914.pdf [firstpage_image] =>[orig_patent_app_number] => 137785 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/137785
Electromagnetic valve assembly Dec 22, 1987 Issued
Array ( [id] => 2542062 [patent_doc_number] => 04815699 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-28 [patent_title] => 'Valve with resilient, bellows mounted valve seat' [patent_app_type] => 1 [patent_app_number] => 7/135978 [patent_app_country] => US [patent_app_date] => 1987-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2630 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/815/04815699.pdf [firstpage_image] =>[orig_patent_app_number] => 135978 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/135978
Valve with resilient, bellows mounted valve seat Dec 20, 1987 Issued
Array ( [id] => 2541964 [patent_doc_number] => 04836234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Electrically operated fluid control valve' [patent_app_type] => 1 [patent_app_number] => 7/134988 [patent_app_country] => US [patent_app_date] => 1987-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4511 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/836/04836234.pdf [firstpage_image] =>[orig_patent_app_number] => 134988 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/134988
Electrically operated fluid control valve Dec 17, 1987 Issued
Array ( [id] => 2548243 [patent_doc_number] => 04852851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-01 [patent_title] => 'Valve with flexible sheet member' [patent_app_type] => 1 [patent_app_number] => 7/131751 [patent_app_country] => US [patent_app_date] => 1987-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 15 [patent_no_of_words] => 4036 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/852/04852851.pdf [firstpage_image] =>[orig_patent_app_number] => 131751 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/131751
Valve with flexible sheet member Dec 10, 1987 Issued
Array ( [id] => 2405934 [patent_doc_number] => 04787411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-29 [patent_title] => 'Valve controlled by the same medium it handles and activated by a preferably electromagnetic control valve' [patent_app_type] => 1 [patent_app_number] => 7/131150 [patent_app_country] => US [patent_app_date] => 1987-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2822 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/787/04787411.pdf [firstpage_image] =>[orig_patent_app_number] => 131150 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/131150
Valve controlled by the same medium it handles and activated by a preferably electromagnetic control valve Dec 9, 1987 Issued
Array ( [id] => 2547684 [patent_doc_number] => 04960260 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-02 [patent_title] => 'Fluid restricting valve' [patent_app_type] => 1 [patent_app_number] => 7/166600 [patent_app_country] => US [patent_app_date] => 1987-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 17 [patent_no_of_words] => 4023 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/960/04960260.pdf [firstpage_image] =>[orig_patent_app_number] => 166600 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/166600
Fluid restricting valve Dec 6, 1987 Issued
Array ( [id] => 2468320 [patent_doc_number] => 04881718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Ball control valve' [patent_app_type] => 1 [patent_app_number] => 7/125979 [patent_app_country] => US [patent_app_date] => 1987-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1480 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/881/04881718.pdf [firstpage_image] =>[orig_patent_app_number] => 125979 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/125979
Ball control valve Nov 26, 1987 Issued
Array ( [id] => 2402455 [patent_doc_number] => 04786030 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Electromagnetically actuatable fuel injection valve' [patent_app_type] => 1 [patent_app_number] => 7/124528 [patent_app_country] => US [patent_app_date] => 1987-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1983 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786030.pdf [firstpage_image] =>[orig_patent_app_number] => 124528 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/124528
Electromagnetically actuatable fuel injection valve Nov 23, 1987 Issued
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