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] => 4163064 [patent_doc_number] => 06158471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Mixing device for changing a fluid into another flowing fluid' [patent_app_type] => 1 [patent_app_number] => 9/346585 [patent_app_country] => US [patent_app_date] => 1999-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1927 [patent_no_of_claims] => 9 [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/06/158/06158471.pdf [firstpage_image] =>[orig_patent_app_number] => 346585 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/346585
Mixing device for changing a fluid into another flowing fluid Jul 1, 1999 Issued
Array ( [id] => 1570459 [patent_doc_number] => 06467504 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-22 [patent_title] => 'N connection' [patent_app_type] => B1 [patent_app_number] => 09/346892 [patent_app_country] => US [patent_app_date] => 1999-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 954 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/467/06467504.pdf [firstpage_image] =>[orig_patent_app_number] => 09346892 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/346892
N connection Jul 1, 1999 Issued
Array ( [id] => 4341467 [patent_doc_number] => 06173737 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-16 [patent_title] => 'Bidirectional flow control valve' [patent_app_type] => 1 [patent_app_number] => 9/346446 [patent_app_country] => US [patent_app_date] => 1999-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5036 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/173/06173737.pdf [firstpage_image] =>[orig_patent_app_number] => 346446 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/346446
Bidirectional flow control valve Jun 30, 1999 Issued
Array ( [id] => 4329741 [patent_doc_number] => 06289917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-18 [patent_title] => 'Proportional flow divider valve' [patent_app_type] => 1 [patent_app_number] => 9/343240 [patent_app_country] => US [patent_app_date] => 1999-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2689 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/289/06289917.pdf [firstpage_image] =>[orig_patent_app_number] => 343240 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/343240
Proportional flow divider valve Jun 29, 1999 Issued
Array ( [id] => 4189524 [patent_doc_number] => 06026854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-22 [patent_title] => 'Compressed gas regulator with flow control and internal gauge' [patent_app_type] => 1 [patent_app_number] => 9/329266 [patent_app_country] => US [patent_app_date] => 1999-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 4410 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/026/06026854.pdf [firstpage_image] =>[orig_patent_app_number] => 329266 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/329266
Compressed gas regulator with flow control and internal gauge Jun 27, 1999 Issued
Array ( [id] => 4363953 [patent_doc_number] => 06293294 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Method and apparatus for fluid mixing and dispensing' [patent_app_type] => 1 [patent_app_number] => 9/339770 [patent_app_country] => US [patent_app_date] => 1999-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 16 [patent_no_of_words] => 5982 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/293/06293294.pdf [firstpage_image] =>[orig_patent_app_number] => 339770 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/339770
Method and apparatus for fluid mixing and dispensing Jun 23, 1999 Issued
Array ( [id] => 4236866 [patent_doc_number] => 06202683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-20 [patent_title] => 'Fluid flow fuse' [patent_app_type] => 1 [patent_app_number] => 9/338947 [patent_app_country] => US [patent_app_date] => 1999-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4785 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/202/06202683.pdf [firstpage_image] =>[orig_patent_app_number] => 338947 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/338947
Fluid flow fuse Jun 21, 1999 Issued
Array ( [id] => 4272638 [patent_doc_number] => 06196250 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Pressure balanced valve assembly' [patent_app_type] => 1 [patent_app_number] => 9/336562 [patent_app_country] => US [patent_app_date] => 1999-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1509 [patent_no_of_claims] => 1 [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/06/196/06196250.pdf [firstpage_image] =>[orig_patent_app_number] => 336562 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/336562
Pressure balanced valve assembly Jun 20, 1999 Issued
Array ( [id] => 4407460 [patent_doc_number] => 06176250 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'Pressure balanced valve assembly for proportionally mixing hot water and cold water entering therein' [patent_app_type] => 1 [patent_app_number] => 9/336799 [patent_app_country] => US [patent_app_date] => 1999-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1356 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/176/06176250.pdf [firstpage_image] =>[orig_patent_app_number] => 336799 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/336799
Pressure balanced valve assembly for proportionally mixing hot water and cold water entering therein Jun 20, 1999 Issued
Array ( [id] => 4387814 [patent_doc_number] => 06227238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-08 [patent_title] => 'Valve providing pressure differential proportional to downstream pressure' [patent_app_type] => 1 [patent_app_number] => 9/337593 [patent_app_country] => US [patent_app_date] => 1999-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2199 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/227/06227238.pdf [firstpage_image] =>[orig_patent_app_number] => 337593 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/337593
Valve providing pressure differential proportional to downstream pressure Jun 20, 1999 Issued
09/242211 Valve arrangement Jun 17, 1999 Abandoned
Array ( [id] => 4146589 [patent_doc_number] => 06138705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Pressure balance valve used in a pipe line' [patent_app_type] => 1 [patent_app_number] => 9/332065 [patent_app_country] => US [patent_app_date] => 1999-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3159 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 625 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/138/06138705.pdf [firstpage_image] =>[orig_patent_app_number] => 332065 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/332065
Pressure balance valve used in a pipe line Jun 13, 1999 Issued
Array ( [id] => 4211965 [patent_doc_number] => 06164310 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-26 [patent_title] => 'Priority type flow dividing valve' [patent_app_type] => 1 [patent_app_number] => 9/327554 [patent_app_country] => US [patent_app_date] => 1999-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 3973 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/164/06164310.pdf [firstpage_image] =>[orig_patent_app_number] => 327554 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/327554
Priority type flow dividing valve Jun 7, 1999 Issued
Array ( [id] => 4329755 [patent_doc_number] => 06289918 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-18 [patent_title] => 'Automatic locking bypass valve for liquid suction systems' [patent_app_type] => 1 [patent_app_number] => 9/327913 [patent_app_country] => US [patent_app_date] => 1999-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 3097 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/289/06289918.pdf [firstpage_image] =>[orig_patent_app_number] => 327913 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/327913
Automatic locking bypass valve for liquid suction systems Jun 7, 1999 Issued
Array ( [id] => 1579927 [patent_doc_number] => 06357466 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-19 [patent_title] => 'Pumping system for the injection of measured quantities of fluid into a fluid stream' [patent_app_type] => B1 [patent_app_number] => 09/327201 [patent_app_country] => US [patent_app_date] => 1999-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 3899 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/357/06357466.pdf [firstpage_image] =>[orig_patent_app_number] => 09327201 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/327201
Pumping system for the injection of measured quantities of fluid into a fluid stream Jun 6, 1999 Issued
Array ( [id] => 4407535 [patent_doc_number] => 06176257 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'Regulated air suction valve' [patent_app_type] => 1 [patent_app_number] => 9/326488 [patent_app_country] => US [patent_app_date] => 1999-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2592 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/176/06176257.pdf [firstpage_image] =>[orig_patent_app_number] => 326488 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/326488
Regulated air suction valve Jun 3, 1999 Issued
Array ( [id] => 4064448 [patent_doc_number] => 06131601 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Fluid mixing apparatus' [patent_app_type] => 1 [patent_app_number] => 9/326787 [patent_app_country] => US [patent_app_date] => 1999-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 2360 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131601.pdf [firstpage_image] =>[orig_patent_app_number] => 326787 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/326787
Fluid mixing apparatus Jun 3, 1999 Issued
Array ( [id] => 4272937 [patent_doc_number] => 06196269 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Conveying injector' [patent_app_type] => 1 [patent_app_number] => 9/323025 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 891 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/196/06196269.pdf [firstpage_image] =>[orig_patent_app_number] => 323025 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323025
Conveying injector May 31, 1999 Issued
Array ( [id] => 4286206 [patent_doc_number] => 06325097 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-04 [patent_title] => 'Manifold and regulator apparatus' [patent_app_type] => 1 [patent_app_number] => 9/318125 [patent_app_country] => US [patent_app_date] => 1999-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4321 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/325/06325097.pdf [firstpage_image] =>[orig_patent_app_number] => 318125 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/318125
Manifold and regulator apparatus May 24, 1999 Issued
Array ( [id] => 4064434 [patent_doc_number] => 06131600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Structure of a cold and hot water mixing valve of a balance valve' [patent_app_type] => 1 [patent_app_number] => 9/316473 [patent_app_country] => US [patent_app_date] => 1999-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 1979 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 402 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131600.pdf [firstpage_image] =>[orig_patent_app_number] => 316473 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/316473
Structure of a cold and hot water mixing valve of a balance valve May 20, 1999 Issued
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