Search

Douglas Hart

Examiner (ID: 9229)

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3819537 [patent_doc_number] => 05743087 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-28 [patent_title] => 'Method and apparatus for purifying exhaust gases from internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/665725 [patent_app_country] => US [patent_app_date] => 1996-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3739 [patent_no_of_claims] => 4 [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/05/743/05743087.pdf [firstpage_image] =>[orig_patent_app_number] => 665725 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/665725
Method and apparatus for purifying exhaust gases from internal combustion engines Jun 17, 1996 Issued
Array ( [id] => 3680603 [patent_doc_number] => 05649420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'System for diagnosing deterioration of catalyst' [patent_app_type] => 1 [patent_app_number] => 8/663942 [patent_app_country] => US [patent_app_date] => 1996-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 7422 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/649/05649420.pdf [firstpage_image] =>[orig_patent_app_number] => 663942 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/663942
System for diagnosing deterioration of catalyst Jun 13, 1996 Issued
Array ( [id] => 3766383 [patent_doc_number] => 05839273 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-24 [patent_title] => 'Method for reducing pollutant emissions of a diesel engine with a downstream oxidation-type catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/656414 [patent_app_country] => US [patent_app_date] => 1996-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2345 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/839/05839273.pdf [firstpage_image] =>[orig_patent_app_number] => 656414 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/656414
Method for reducing pollutant emissions of a diesel engine with a downstream oxidation-type catalytic converter May 29, 1996 Issued
Array ( [id] => 3713914 [patent_doc_number] => 05634330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-03 [patent_title] => 'Process for checking a burner system for heating a catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/656418 [patent_app_country] => US [patent_app_date] => 1996-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4607 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/634/05634330.pdf [firstpage_image] =>[orig_patent_app_number] => 656418 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/656418
Process for checking a burner system for heating a catalytic converter May 29, 1996 Issued
Array ( [id] => 3797695 [patent_doc_number] => 05709082 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'Modulation schemes for on-board diagnostic exhaust system' [patent_app_type] => 1 [patent_app_number] => 8/654049 [patent_app_country] => US [patent_app_date] => 1996-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2339 [patent_no_of_claims] => 3 [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/05/709/05709082.pdf [firstpage_image] =>[orig_patent_app_number] => 654049 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/654049
Modulation schemes for on-board diagnostic exhaust system May 27, 1996 Issued
Array ( [id] => 3679282 [patent_doc_number] => 05617720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Method for controlling the fuel supply for an internal combustion engine with a heatable catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/641289 [patent_app_country] => US [patent_app_date] => 1996-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3907 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/617/05617720.pdf [firstpage_image] =>[orig_patent_app_number] => 641289 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/641289
Method for controlling the fuel supply for an internal combustion engine with a heatable catalytic converter Apr 29, 1996 Issued
Array ( [id] => 3858811 [patent_doc_number] => 05727384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-17 [patent_title] => 'Engine management system' [patent_app_type] => 1 [patent_app_number] => 8/602850 [patent_app_country] => US [patent_app_date] => 1996-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1981 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/727/05727384.pdf [firstpage_image] =>[orig_patent_app_number] => 602850 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/602850
Engine management system Feb 27, 1996 Issued
Array ( [id] => 3805562 [patent_doc_number] => 05758496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Particulate and exhaust gas emission control system' [patent_app_type] => 1 [patent_app_number] => 8/603511 [patent_app_country] => US [patent_app_date] => 1996-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5074 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/758/05758496.pdf [firstpage_image] =>[orig_patent_app_number] => 603511 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/603511
Particulate and exhaust gas emission control system Feb 19, 1996 Issued
Array ( [id] => 3744782 [patent_doc_number] => 05740676 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-21 [patent_title] => 'Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/603345 [patent_app_country] => US [patent_app_date] => 1996-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5473 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/740/05740676.pdf [firstpage_image] =>[orig_patent_app_number] => 603345 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/603345
Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine Feb 19, 1996 Issued
Array ( [id] => 3750340 [patent_doc_number] => 05732554 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Exhaust gas purification device for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/600795 [patent_app_country] => US [patent_app_date] => 1996-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 28 [patent_no_of_words] => 13953 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/732/05732554.pdf [firstpage_image] =>[orig_patent_app_number] => 600795 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/600795
Exhaust gas purification device for an internal combustion engine Feb 12, 1996 Issued
Array ( [id] => 3750310 [patent_doc_number] => 05732552 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Apparatus for deterioration diagnosis of an exhaust purifying catalyst' [patent_app_type] => 1 [patent_app_number] => 8/599314 [patent_app_country] => US [patent_app_date] => 1996-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 11973 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/732/05732552.pdf [firstpage_image] =>[orig_patent_app_number] => 599314 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/599314
Apparatus for deterioration diagnosis of an exhaust purifying catalyst Feb 8, 1996 Issued
Array ( [id] => 3866566 [patent_doc_number] => 05797263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-25 [patent_title] => 'Exhaust emission control apparatus' [patent_app_type] => 1 [patent_app_number] => 8/598176 [patent_app_country] => US [patent_app_date] => 1996-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 4135 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/797/05797263.pdf [firstpage_image] =>[orig_patent_app_number] => 598176 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/598176
Exhaust emission control apparatus Feb 6, 1996 Issued
Array ( [id] => 3790322 [patent_doc_number] => 05787704 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-04 [patent_title] => 'Electronic purification of exhaust gases' [patent_app_type] => 1 [patent_app_number] => 8/592420 [patent_app_country] => US [patent_app_date] => 1996-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2165 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787704.pdf [firstpage_image] =>[orig_patent_app_number] => 592420 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/592420
Electronic purification of exhaust gases Feb 5, 1996 Issued
Array ( [id] => 3858794 [patent_doc_number] => 05727383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-17 [patent_title] => 'Catalyst deterioration detecting apparatus and exhaust emission control device failure detecting apparatus' [patent_app_type] => 1 [patent_app_number] => 8/597562 [patent_app_country] => US [patent_app_date] => 1996-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 63 [patent_no_of_words] => 17607 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/727/05727383.pdf [firstpage_image] =>[orig_patent_app_number] => 597562 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/597562
Catalyst deterioration detecting apparatus and exhaust emission control device failure detecting apparatus Feb 1, 1996 Issued
Array ( [id] => 3805324 [patent_doc_number] => 05782089 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-21 [patent_title] => 'Honeycomb catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/590862 [patent_app_country] => US [patent_app_date] => 1996-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3201 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/782/05782089.pdf [firstpage_image] =>[orig_patent_app_number] => 590862 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/590862
Honeycomb catalytic converter Jan 23, 1996 Issued
Array ( [id] => 3645190 [patent_doc_number] => 05666805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Emission control system for internal-combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/549736 [patent_app_country] => US [patent_app_date] => 1996-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1293 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/666/05666805.pdf [firstpage_image] =>[orig_patent_app_number] => 549736 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/549736
Emission control system for internal-combustion engines Jan 22, 1996 Issued
Array ( [id] => 3782195 [patent_doc_number] => 05829249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Internal combustion engine with exhaust passage and reactor having a common wall' [patent_app_type] => 1 [patent_app_number] => 8/589038 [patent_app_country] => US [patent_app_date] => 1996-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1590 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/829/05829249.pdf [firstpage_image] =>[orig_patent_app_number] => 589038 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/589038
Internal combustion engine with exhaust passage and reactor having a common wall Jan 18, 1996 Issued
Array ( [id] => 3805844 [patent_doc_number] => 05729973 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-24 [patent_title] => 'Exhaust collector with primary tube' [patent_app_type] => 1 [patent_app_number] => 8/583015 [patent_app_country] => US [patent_app_date] => 1996-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1342 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/729/05729973.pdf [firstpage_image] =>[orig_patent_app_number] => 583015 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/583015
Exhaust collector with primary tube Jan 18, 1996 Issued
Array ( [id] => 3766425 [patent_doc_number] => 05839276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-24 [patent_title] => 'Engine catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/588373 [patent_app_country] => US [patent_app_date] => 1996-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 2949 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/839/05839276.pdf [firstpage_image] =>[orig_patent_app_number] => 588373 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/588373
Engine catalytic converter Jan 17, 1996 Issued
Array ( [id] => 3752043 [patent_doc_number] => 05816043 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-06 [patent_title] => 'Shield encompassing a hot pipe' [patent_app_type] => 1 [patent_app_number] => 8/582146 [patent_app_country] => US [patent_app_date] => 1996-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2411 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/816/05816043.pdf [firstpage_image] =>[orig_patent_app_number] => 582146 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/582146
Shield encompassing a hot pipe Jan 1, 1996 Issued
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