Search

Douglas Hart

Examiner (ID: 17202)

Most Active Art Unit
3406
Art Unit(s)
3402, 3403, 3745, 3406
Total Applications
1469
Issued Applications
1341
Pending Applications
18
Abandoned Applications
110

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3700346 [patent_doc_number] => 05615551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-01 [patent_title] => 'Fuel control system' [patent_app_type] => 1 [patent_app_number] => 8/528272 [patent_app_country] => US [patent_app_date] => 1995-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2514 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/615/05615551.pdf [firstpage_image] =>[orig_patent_app_number] => 528272 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/528272
Fuel control system Sep 13, 1995 Issued
Array ( [id] => 3644381 [patent_doc_number] => 05647204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-15 [patent_title] => 'Method for monitoring the effectiveness of a heated catalytic converter for treating the exhaust gases of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/525671 [patent_app_country] => US [patent_app_date] => 1995-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2568 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/647/05647204.pdf [firstpage_image] =>[orig_patent_app_number] => 525671 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/525671
Method for monitoring the effectiveness of a heated catalytic converter for treating the exhaust gases of an internal combustion engine Sep 11, 1995 Issued
Array ( [id] => 3855536 [patent_doc_number] => 05746052 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Exhaust gas purification device for an engine' [patent_app_type] => 1 [patent_app_number] => 8/525892 [patent_app_country] => US [patent_app_date] => 1995-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 13246 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/746/05746052.pdf [firstpage_image] =>[orig_patent_app_number] => 525892 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/525892
Exhaust gas purification device for an engine Sep 7, 1995 Issued
Array ( [id] => 3503344 [patent_doc_number] => 05528898 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Apparartus for detecting deterioration of catalysts' [patent_app_type] => 1 [patent_app_number] => 8/524446 [patent_app_country] => US [patent_app_date] => 1995-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 30 [patent_no_of_words] => 5245 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/528/05528898.pdf [firstpage_image] =>[orig_patent_app_number] => 524446 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/524446
Apparartus for detecting deterioration of catalysts Sep 5, 1995 Issued
Array ( [id] => 3708254 [patent_doc_number] => 05680756 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-28 [patent_title] => 'Fuel-vapor treatment method and apparatus for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/523996 [patent_app_country] => US [patent_app_date] => 1995-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 5251 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680756.pdf [firstpage_image] =>[orig_patent_app_number] => 523996 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/523996
Fuel-vapor treatment method and apparatus for internal combustion engine Sep 4, 1995 Issued
Array ( [id] => 3805833 [patent_doc_number] => 05729972 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-24 [patent_title] => 'Engine exhaust purifying device' [patent_app_type] => 1 [patent_app_number] => 8/523768 [patent_app_country] => US [patent_app_date] => 1995-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2822 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/729/05729972.pdf [firstpage_image] =>[orig_patent_app_number] => 523768 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/523768
Engine exhaust purifying device Sep 4, 1995 Issued
Array ( [id] => 3824933 [patent_doc_number] => 05765372 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-16 [patent_title] => 'Lean burn engine for automobile' [patent_app_type] => 1 [patent_app_number] => 8/523675 [patent_app_country] => US [patent_app_date] => 1995-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 29 [patent_no_of_words] => 17099 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/765/05765372.pdf [firstpage_image] =>[orig_patent_app_number] => 523675 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/523675
Lean burn engine for automobile Sep 4, 1995 Issued
Array ( [id] => 3513830 [patent_doc_number] => 05582004 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => 'Exhaust system for a multi-cylinder internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/522960 [patent_app_country] => US [patent_app_date] => 1995-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2651 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/582/05582004.pdf [firstpage_image] =>[orig_patent_app_number] => 522960 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/522960
Exhaust system for a multi-cylinder internal combustion engine Aug 31, 1995 Issued
Array ( [id] => 3559134 [patent_doc_number] => 05522219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-04 [patent_title] => 'Exhaust system with bypass catalytic converter and diagnostics' [patent_app_type] => 1 [patent_app_number] => 8/522004 [patent_app_country] => US [patent_app_date] => 1995-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2647 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/522/05522219.pdf [firstpage_image] =>[orig_patent_app_number] => 522004 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/522004
Exhaust system with bypass catalytic converter and diagnostics Aug 30, 1995 Issued
Array ( [id] => 3688802 [patent_doc_number] => 05653102 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-05 [patent_title] => 'Air/fuel control system with catalytic converter monitoring for a variable displacement engine' [patent_app_type] => 1 [patent_app_number] => 8/522008 [patent_app_country] => US [patent_app_date] => 1995-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2905 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/653/05653102.pdf [firstpage_image] =>[orig_patent_app_number] => 522008 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/522008
Air/fuel control system with catalytic converter monitoring for a variable displacement engine Aug 30, 1995 Issued
Array ( [id] => 3744034 [patent_doc_number] => 05771683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Active porous medium aftertreatment control system' [patent_app_type] => 1 [patent_app_number] => 8/521310 [patent_app_country] => US [patent_app_date] => 1995-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4176 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/771/05771683.pdf [firstpage_image] =>[orig_patent_app_number] => 521310 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/521310
Active porous medium aftertreatment control system Aug 29, 1995 Issued
Array ( [id] => 3714443 [patent_doc_number] => 05651248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-29 [patent_title] => 'Diesel particulate filter apparatus' [patent_app_type] => 1 [patent_app_number] => 8/519980 [patent_app_country] => US [patent_app_date] => 1995-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5689 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/651/05651248.pdf [firstpage_image] =>[orig_patent_app_number] => 519980 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/519980
Diesel particulate filter apparatus Aug 27, 1995 Issued
Array ( [id] => 3849560 [patent_doc_number] => RE035887 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Conversion efficiency measuring apparatus of catalyst used for exhaust gas purification of internal combustion engine and the method of the same' [patent_app_type] => 2 [patent_app_number] => 8/519098 [patent_app_country] => US [patent_app_date] => 1995-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 2490 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/035/RE035887.pdf [firstpage_image] =>[orig_patent_app_number] => 519098 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/519098
Conversion efficiency measuring apparatus of catalyst used for exhaust gas purification of internal combustion engine and the method of the same Aug 23, 1995 Issued
Array ( [id] => 3712740 [patent_doc_number] => 05692373 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-02 [patent_title] => 'Exhaust manifold with integral catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/515548 [patent_app_country] => US [patent_app_date] => 1995-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1710 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/692/05692373.pdf [firstpage_image] =>[orig_patent_app_number] => 515548 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/515548
Exhaust manifold with integral catalytic converter Aug 15, 1995 Issued
Array ( [id] => 3679298 [patent_doc_number] => 05617721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Exhaust catalyst preheater with flame igniter and sensor element' [patent_app_type] => 1 [patent_app_number] => 8/514530 [patent_app_country] => US [patent_app_date] => 1995-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1616 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617721.pdf [firstpage_image] =>[orig_patent_app_number] => 514530 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/514530
Exhaust catalyst preheater with flame igniter and sensor element Aug 13, 1995 Issued
Array ( [id] => 3683477 [patent_doc_number] => 05644914 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'Exhaust pressure pulsation control apparatus for a marine propulsion system' [patent_app_type] => 1 [patent_app_number] => 8/512026 [patent_app_country] => US [patent_app_date] => 1995-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2527 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/644/05644914.pdf [firstpage_image] =>[orig_patent_app_number] => 512026 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/512026
Exhaust pressure pulsation control apparatus for a marine propulsion system Aug 6, 1995 Issued
Array ( [id] => 3700361 [patent_doc_number] => 05615552 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-01 [patent_title] => 'Secondary air pump control system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/510169 [patent_app_country] => US [patent_app_date] => 1995-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 11198 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/615/05615552.pdf [firstpage_image] =>[orig_patent_app_number] => 510169 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/510169
Secondary air pump control system for internal combustion engines Aug 1, 1995 Issued
Array ( [id] => 3744020 [patent_doc_number] => 05771682 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Thermal reactor' [patent_app_type] => 1 [patent_app_number] => 8/508981 [patent_app_country] => US [patent_app_date] => 1995-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4335 [patent_no_of_claims] => 14 [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/05/771/05771682.pdf [firstpage_image] =>[orig_patent_app_number] => 508981 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508981
Thermal reactor Jul 27, 1995 Issued
Array ( [id] => 3824890 [patent_doc_number] => 05765369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-16 [patent_title] => 'Exhaust gas purifying apparatus' [patent_app_type] => 1 [patent_app_number] => 8/508090 [patent_app_country] => US [patent_app_date] => 1995-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 37 [patent_no_of_words] => 14655 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/765/05765369.pdf [firstpage_image] =>[orig_patent_app_number] => 508090 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508090
Exhaust gas purifying apparatus Jul 26, 1995 Issued
Array ( [id] => 3848996 [patent_doc_number] => 05761902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Change-over valve unit for switching exhaust gas passages and exhaust gas purifying system' [patent_app_type] => 1 [patent_app_number] => 8/507949 [patent_app_country] => US [patent_app_date] => 1995-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 9301 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/761/05761902.pdf [firstpage_image] =>[orig_patent_app_number] => 507949 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/507949
Change-over valve unit for switching exhaust gas passages and exhaust gas purifying system Jul 26, 1995 Issued
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