Search

Stephen M. Hepperle

Supervisory Patent Examiner (ID: 15759, Phone: (571)272-4913 , Office: P/3700 )

Most Active Art Unit
3407
Art Unit(s)
3700, 3753, 3407
Total Applications
2621
Issued Applications
2150
Pending Applications
140
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2616784 [patent_doc_number] => 04955949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-11 [patent_title] => 'Mud saver valve with increased flow check valve' [patent_app_type] => 1 [patent_app_number] => 7/305319 [patent_app_country] => US [patent_app_date] => 1989-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2483 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/955/04955949.pdf [firstpage_image] =>[orig_patent_app_number] => 305319 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/305319
Mud saver valve with increased flow check valve Jan 31, 1989 Issued
Array ( [id] => 2619869 [patent_doc_number] => 04913186 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-03 [patent_title] => 'Slide valve for fluid-carrying lines' [patent_app_type] => 1 [patent_app_number] => 7/304087 [patent_app_country] => US [patent_app_date] => 1989-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2392 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/913/04913186.pdf [firstpage_image] =>[orig_patent_app_number] => 304087 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/304087
Slide valve for fluid-carrying lines Jan 30, 1989 Issued
Array ( [id] => 2578620 [patent_doc_number] => 04922950 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-08 [patent_title] => 'Unitized disc flow control assembly for a restrictor valve' [patent_app_type] => 1 [patent_app_number] => 7/303434 [patent_app_country] => US [patent_app_date] => 1989-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2230 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/922/04922950.pdf [firstpage_image] =>[orig_patent_app_number] => 303434 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/303434
Unitized disc flow control assembly for a restrictor valve Jan 29, 1989 Issued
Array ( [id] => 2502207 [patent_doc_number] => 04874006 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'Diverter valve and vacuum breaker usable therewith' [patent_app_type] => 1 [patent_app_number] => 7/301484 [patent_app_country] => US [patent_app_date] => 1989-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3161 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/874/04874006.pdf [firstpage_image] =>[orig_patent_app_number] => 301484 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/301484
Diverter valve and vacuum breaker usable therewith Jan 25, 1989 Issued
Array ( [id] => 2506582 [patent_doc_number] => 04884509 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-05 [patent_title] => 'Mobile tie gang apparatus' [patent_app_type] => 1 [patent_app_number] => 7/302058 [patent_app_country] => US [patent_app_date] => 1989-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 14832 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/884/04884509.pdf [firstpage_image] =>[orig_patent_app_number] => 302058 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302058
Mobile tie gang apparatus Jan 24, 1989 Issued
07/302536 AIR PULSE DISCHARGE CONTROL VALVE FOR FLUIDIZING DRY PARTICULATE MATERIAL Jan 24, 1989 Abandoned
Array ( [id] => 2609961 [patent_doc_number] => 04915132 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'Gas regulator selector valve' [patent_app_type] => 1 [patent_app_number] => 7/300662 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3665 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/915/04915132.pdf [firstpage_image] =>[orig_patent_app_number] => 300662 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300662
Gas regulator selector valve Jan 22, 1989 Issued
Array ( [id] => 2614621 [patent_doc_number] => 04936342 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-26 [patent_title] => 'Fuel pressure control valve device' [patent_app_type] => 1 [patent_app_number] => 7/300347 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5155 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 342 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/936/04936342.pdf [firstpage_image] =>[orig_patent_app_number] => 300347 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300347
Fuel pressure control valve device Jan 22, 1989 Issued
Array ( [id] => 2584484 [patent_doc_number] => 04930553 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Pressure relief valve' [patent_app_type] => 1 [patent_app_number] => 7/299305 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4429 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/930/04930553.pdf [firstpage_image] =>[orig_patent_app_number] => 299305 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/299305
Pressure relief valve Jan 22, 1989 Issued
Array ( [id] => 2649711 [patent_doc_number] => 04961703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-09 [patent_title] => 'Load sharing for parallel flares' [patent_app_type] => 1 [patent_app_number] => 7/298706 [patent_app_country] => US [patent_app_date] => 1989-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2195 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/961/04961703.pdf [firstpage_image] =>[orig_patent_app_number] => 298706 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/298706
Load sharing for parallel flares Jan 18, 1989 Issued
Array ( [id] => 2625112 [patent_doc_number] => 04938259 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Fluid flow controller' [patent_app_type] => 1 [patent_app_number] => 7/298143 [patent_app_country] => US [patent_app_date] => 1989-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2583 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/938/04938259.pdf [firstpage_image] =>[orig_patent_app_number] => 298143 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/298143
Fluid flow controller Jan 17, 1989 Issued
Array ( [id] => 2571225 [patent_doc_number] => 04926902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-22 [patent_title] => 'Pressure equalizer valve device of fuel injection pump' [patent_app_type] => 1 [patent_app_number] => 7/298104 [patent_app_country] => US [patent_app_date] => 1989-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12273 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/926/04926902.pdf [firstpage_image] =>[orig_patent_app_number] => 298104 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/298104
Pressure equalizer valve device of fuel injection pump Jan 16, 1989 Issued
Array ( [id] => 2502304 [patent_doc_number] => 04874011 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'Gas pressure regulator for controlling low pressure' [patent_app_type] => 1 [patent_app_number] => 7/296223 [patent_app_country] => US [patent_app_date] => 1989-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3216 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/874/04874011.pdf [firstpage_image] =>[orig_patent_app_number] => 296223 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/296223
Gas pressure regulator for controlling low pressure Jan 11, 1989 Issued
Array ( [id] => 2623729 [patent_doc_number] => 04898204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-06 [patent_title] => 'Low pressure gas regulator' [patent_app_type] => 1 [patent_app_number] => 7/295501 [patent_app_country] => US [patent_app_date] => 1989-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1062 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/898/04898204.pdf [firstpage_image] =>[orig_patent_app_number] => 295501 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/295501
Low pressure gas regulator Jan 10, 1989 Issued
Array ( [id] => 2690109 [patent_doc_number] => 04991616 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-12 [patent_title] => 'Installation for the supply of oxygen in hospitals and the like' [patent_app_type] => 1 [patent_app_number] => 7/295806 [patent_app_country] => US [patent_app_date] => 1989-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2398 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/991/04991616.pdf [firstpage_image] =>[orig_patent_app_number] => 295806 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/295806
Installation for the supply of oxygen in hospitals and the like Jan 10, 1989 Issued
Array ( [id] => 2606851 [patent_doc_number] => 04893653 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-16 [patent_title] => 'Electrically controlled faucet' [patent_app_type] => 1 [patent_app_number] => 7/293214 [patent_app_country] => US [patent_app_date] => 1989-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 4175 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 422 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/893/04893653.pdf [firstpage_image] =>[orig_patent_app_number] => 293214 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/293214
Electrically controlled faucet Jan 3, 1989 Issued
07/293110 CARTRIDGE VALVE Jan 2, 1989 Abandoned
Array ( [id] => 2690989 [patent_doc_number] => 04991663 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-12 [patent_title] => 'Shut-off valve having variable input' [patent_app_type] => 1 [patent_app_number] => 7/286759 [patent_app_country] => US [patent_app_date] => 1988-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4107 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/991/04991663.pdf [firstpage_image] =>[orig_patent_app_number] => 286759 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/286759
Shut-off valve having variable input Dec 18, 1988 Issued
Array ( [id] => 2514265 [patent_doc_number] => 04887641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-19 [patent_title] => 'Modified parallel blade damper for an air handling system' [patent_app_type] => 1 [patent_app_number] => 7/282565 [patent_app_country] => US [patent_app_date] => 1988-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4008 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 414 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/887/04887641.pdf [firstpage_image] =>[orig_patent_app_number] => 282565 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/282565
Modified parallel blade damper for an air handling system Dec 11, 1988 Issued
Array ( [id] => 2580726 [patent_doc_number] => 04921002 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-01 [patent_title] => 'Automatic watering zone switcher' [patent_app_type] => 1 [patent_app_number] => 7/282241 [patent_app_country] => US [patent_app_date] => 1988-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2832 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/921/04921002.pdf [firstpage_image] =>[orig_patent_app_number] => 282241 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/282241
Automatic watering zone switcher Dec 8, 1988 Issued
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