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] => 3718682 [patent_doc_number] => 05697398 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Fluid pressure regulator with boost tube unit including stem guide and lever retainer' [patent_app_type] => 1 [patent_app_number] => 8/673333 [patent_app_country] => US [patent_app_date] => 1996-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2183 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/697/05697398.pdf [firstpage_image] =>[orig_patent_app_number] => 673333 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/673333
Fluid pressure regulator with boost tube unit including stem guide and lever retainer Jun 27, 1996 Issued
Array ( [id] => 3711455 [patent_doc_number] => 05671767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-30 [patent_title] => 'Gas mixing apparatus for respirator' [patent_app_type] => 1 [patent_app_number] => 8/670286 [patent_app_country] => US [patent_app_date] => 1996-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 22 [patent_no_of_words] => 6252 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/671/05671767.pdf [firstpage_image] =>[orig_patent_app_number] => 670286 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/670286
Gas mixing apparatus for respirator Jun 25, 1996 Issued
Array ( [id] => 3994391 [patent_doc_number] => 05878777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Flow control valve having variable flow ring and seat cage' [patent_app_type] => 1 [patent_app_number] => 8/670820 [patent_app_country] => US [patent_app_date] => 1996-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4685 [patent_no_of_claims] => 23 [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/05/878/05878777.pdf [firstpage_image] =>[orig_patent_app_number] => 670820 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/670820
Flow control valve having variable flow ring and seat cage Jun 23, 1996 Issued
Array ( [id] => 4012293 [patent_doc_number] => 05901742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Pressure control valve' [patent_app_type] => 1 [patent_app_number] => 8/637773 [patent_app_country] => US [patent_app_date] => 1996-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 27 [patent_no_of_words] => 8022 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/901/05901742.pdf [firstpage_image] =>[orig_patent_app_number] => 637773 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/637773
Pressure control valve Jun 18, 1996 Issued
08/656391 CARTRIDGE-TYPE FAUCET VALVE WITH IMPROVED SEAL May 30, 1996 Abandoned
Array ( [id] => 3788996 [patent_doc_number] => 05810030 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Fluid control solenoid valve' [patent_app_type] => 1 [patent_app_number] => 8/652353 [patent_app_country] => US [patent_app_date] => 1996-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3781 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/810/05810030.pdf [firstpage_image] =>[orig_patent_app_number] => 652353 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/652353
Fluid control solenoid valve May 22, 1996 Issued
Array ( [id] => 3771673 [patent_doc_number] => 05778921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-14 [patent_title] => 'Relay controlling valve structure for twin-tap faucet' [patent_app_type] => 1 [patent_app_number] => 8/653926 [patent_app_country] => US [patent_app_date] => 1996-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 2853 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/778/05778921.pdf [firstpage_image] =>[orig_patent_app_number] => 653926 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/653926
Relay controlling valve structure for twin-tap faucet May 21, 1996 Issued
Array ( [id] => 3739826 [patent_doc_number] => 05842497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Adjustable shear direct contact steam injection heater' [patent_app_type] => 1 [patent_app_number] => 8/650648 [patent_app_country] => US [patent_app_date] => 1996-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4540 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/842/05842497.pdf [firstpage_image] =>[orig_patent_app_number] => 650648 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/650648
Adjustable shear direct contact steam injection heater May 19, 1996 Issued
Array ( [id] => 3931968 [patent_doc_number] => 05934317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-10 [patent_title] => 'Pressure compensated flow control valve' [patent_app_type] => 1 [patent_app_number] => 8/650080 [patent_app_country] => US [patent_app_date] => 1996-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3103 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/934/05934317.pdf [firstpage_image] =>[orig_patent_app_number] => 650080 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/650080
Pressure compensated flow control valve May 16, 1996 Issued
Array ( [id] => 3722021 [patent_doc_number] => 05799684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Frangible hydraulic fuse' [patent_app_type] => 1 [patent_app_number] => 8/649127 [patent_app_country] => US [patent_app_date] => 1996-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6139 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/799/05799684.pdf [firstpage_image] =>[orig_patent_app_number] => 649127 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/649127
Frangible hydraulic fuse May 13, 1996 Issued
08/605120 PUMP-PROTECTING VALVE May 2, 1996 Abandoned
Array ( [id] => 3723456 [patent_doc_number] => 05785079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'Fluid distribution valve' [patent_app_type] => 1 [patent_app_number] => 8/641031 [patent_app_country] => US [patent_app_date] => 1996-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1494 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/785/05785079.pdf [firstpage_image] =>[orig_patent_app_number] => 641031 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/641031
Fluid distribution valve Apr 29, 1996 Issued
Array ( [id] => 3775835 [patent_doc_number] => 05725015 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Pilot-operated safety relief valve assembly' [patent_app_type] => 1 [patent_app_number] => 8/642024 [patent_app_country] => US [patent_app_date] => 1996-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4574 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/725/05725015.pdf [firstpage_image] =>[orig_patent_app_number] => 642024 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/642024
Pilot-operated safety relief valve assembly Apr 28, 1996 Issued
Array ( [id] => 3711917 [patent_doc_number] => 05669413 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Control valve having an actuating drive and method therefor' [patent_app_type] => 1 [patent_app_number] => 8/636680 [patent_app_country] => US [patent_app_date] => 1996-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3076 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/669/05669413.pdf [firstpage_image] =>[orig_patent_app_number] => 636680 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/636680
Control valve having an actuating drive and method therefor Apr 22, 1996 Issued
Array ( [id] => 4044032 [patent_doc_number] => 06006776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Integrated drive generator recirculation valve with feedback control' [patent_app_type] => 1 [patent_app_number] => 8/630301 [patent_app_country] => US [patent_app_date] => 1996-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4483 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/006/06006776.pdf [firstpage_image] =>[orig_patent_app_number] => 630301 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/630301
Integrated drive generator recirculation valve with feedback control Apr 9, 1996 Issued
Array ( [id] => 3744508 [patent_doc_number] => 05850853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Fluid control system and valve to be used therein' [patent_app_type] => 1 [patent_app_number] => 8/630081 [patent_app_country] => US [patent_app_date] => 1996-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4361 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/850/05850853.pdf [firstpage_image] =>[orig_patent_app_number] => 630081 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/630081
Fluid control system and valve to be used therein Apr 8, 1996 Issued
Array ( [id] => 3753167 [patent_doc_number] => 05755254 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-26 [patent_title] => 'Two stage pressure regulator' [patent_app_type] => 1 [patent_app_number] => 8/622912 [patent_app_country] => US [patent_app_date] => 1996-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 9785 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 532 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/755/05755254.pdf [firstpage_image] =>[orig_patent_app_number] => 622912 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/622912
Two stage pressure regulator Mar 26, 1996 Issued
Array ( [id] => 3919260 [patent_doc_number] => 05996603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Apparatus and method for an in-line valve-controllable outlet' [patent_app_type] => 1 [patent_app_number] => 8/619318 [patent_app_country] => US [patent_app_date] => 1996-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2033 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/996/05996603.pdf [firstpage_image] =>[orig_patent_app_number] => 619318 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/619318
Apparatus and method for an in-line valve-controllable outlet Mar 20, 1996 Issued
Array ( [id] => 3753049 [patent_doc_number] => 05732736 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Pressure regulator with lower outlet pressure drop' [patent_app_type] => 1 [patent_app_number] => 8/616922 [patent_app_country] => US [patent_app_date] => 1996-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4219 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 783 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/732/05732736.pdf [firstpage_image] =>[orig_patent_app_number] => 616922 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/616922
Pressure regulator with lower outlet pressure drop Mar 17, 1996 Issued
Array ( [id] => 3994312 [patent_doc_number] => 05878772 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Tank truck fuel delivery system having a selective dye injection system' [patent_app_type] => 1 [patent_app_number] => 8/615818 [patent_app_country] => US [patent_app_date] => 1996-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2863 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/878/05878772.pdf [firstpage_image] =>[orig_patent_app_number] => 615818 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/615818
Tank truck fuel delivery system having a selective dye injection system Mar 13, 1996 Issued
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