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] => 3022923 [patent_doc_number] => 05333446 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-02 [patent_title] => 'Diagnostic system for a secondary air supplier in an engine' [patent_app_type] => 1 [patent_app_number] => 8/040816 [patent_app_country] => US [patent_app_date] => 1993-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 10278 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/333/05333446.pdf [firstpage_image] =>[orig_patent_app_number] => 040816 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/040816
Diagnostic system for a secondary air supplier in an engine Mar 30, 1993 Issued
Array ( [id] => 3395373 [patent_doc_number] => 05410871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-02 [patent_title] => 'Emission control device and method' [patent_app_type] => 1 [patent_app_number] => 8/038475 [patent_app_country] => US [patent_app_date] => 1993-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4573 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/410/05410871.pdf [firstpage_image] =>[orig_patent_app_number] => 038475 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/038475
Emission control device and method Mar 28, 1993 Issued
Array ( [id] => 2975353 [patent_doc_number] => 05357755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-25 [patent_title] => 'Trap apparatus with bypass' [patent_app_type] => 1 [patent_app_number] => 8/036044 [patent_app_country] => US [patent_app_date] => 1993-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 32 [patent_no_of_words] => 14198 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/357/05357755.pdf [firstpage_image] =>[orig_patent_app_number] => 036044 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/036044
Trap apparatus with bypass Mar 22, 1993 Issued
Array ( [id] => 3035445 [patent_doc_number] => 05337558 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-16 [patent_title] => 'Engine exhaust purification system' [patent_app_type] => 1 [patent_app_number] => 8/032058 [patent_app_country] => US [patent_app_date] => 1993-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 20 [patent_no_of_words] => 7982 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/337/05337558.pdf [firstpage_image] =>[orig_patent_app_number] => 032058 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/032058
Engine exhaust purification system Mar 15, 1993 Issued
Array ( [id] => 3006316 [patent_doc_number] => 05347809 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-20 [patent_title] => 'Apparatus and method for removing particulate from an exhaust gas filter' [patent_app_type] => 1 [patent_app_number] => 8/030955 [patent_app_country] => US [patent_app_date] => 1993-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2399 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/347/05347809.pdf [firstpage_image] =>[orig_patent_app_number] => 030955 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/030955
Apparatus and method for removing particulate from an exhaust gas filter Mar 11, 1993 Issued
Array ( [id] => 3395295 [patent_doc_number] => 05459998 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Apparatus for introducing fresh air into exhaust pipe of internal combustion engine for purification of exhaust gas' [patent_app_type] => 1 [patent_app_number] => 8/033676 [patent_app_country] => US [patent_app_date] => 1993-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 6673 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/459/05459998.pdf [firstpage_image] =>[orig_patent_app_number] => 033676 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/033676
Apparatus for introducing fresh air into exhaust pipe of internal combustion engine for purification of exhaust gas Mar 8, 1993 Issued
Array ( [id] => 3035464 [patent_doc_number] => 05337559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-16 [patent_title] => 'Supercharged multi-cylinder internal-combustion engine interior exhaust pipe' [patent_app_type] => 1 [patent_app_number] => 8/026739 [patent_app_country] => US [patent_app_date] => 1993-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1993 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/337/05337559.pdf [firstpage_image] =>[orig_patent_app_number] => 026739 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/026739
Supercharged multi-cylinder internal-combustion engine interior exhaust pipe Mar 4, 1993 Issued
Array ( [id] => 3090283 [patent_doc_number] => 05412941 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-09 [patent_title] => 'Device for determining deterioration of a catalytic converter for an engine' [patent_app_type] => 1 [patent_app_number] => 8/025640 [patent_app_country] => US [patent_app_date] => 1993-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 30 [patent_no_of_words] => 9442 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 460 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/412/05412941.pdf [firstpage_image] =>[orig_patent_app_number] => 025640 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/025640
Device for determining deterioration of a catalytic converter for an engine Mar 1, 1993 Issued
Array ( [id] => 3464072 [patent_doc_number] => 05404717 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-11 [patent_title] => 'Method and system for controlling internal combustion engine with air pump' [patent_app_type] => 1 [patent_app_number] => 8/024246 [patent_app_country] => US [patent_app_date] => 1993-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 40 [patent_no_of_words] => 11043 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/404/05404717.pdf [firstpage_image] =>[orig_patent_app_number] => 024246 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/024246
Method and system for controlling internal combustion engine with air pump Feb 28, 1993 Issued
Array ( [id] => 3028904 [patent_doc_number] => 05323607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Exhaust emission control system and method having improved heating control function for catalyst' [patent_app_type] => 1 [patent_app_number] => 8/022247 [patent_app_country] => US [patent_app_date] => 1993-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 7548 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/323/05323607.pdf [firstpage_image] =>[orig_patent_app_number] => 022247 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/022247
Exhaust emission control system and method having improved heating control function for catalyst Feb 24, 1993 Issued
08/022567 EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE Feb 24, 1993 Issued
08/022767 CATALYTIC METHOD Feb 24, 1993 Abandoned
Array ( [id] => 3028922 [patent_doc_number] => 05323608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Exhaust purifying device' [patent_app_type] => 1 [patent_app_number] => 8/022492 [patent_app_country] => US [patent_app_date] => 1993-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2946 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/323/05323608.pdf [firstpage_image] =>[orig_patent_app_number] => 022492 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/022492
Exhaust purifying device Feb 24, 1993 Issued
Array ( [id] => 3071582 [patent_doc_number] => 05311738 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-17 [patent_title] => 'Exhaust gas duct for a row of cylinders of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/021162 [patent_app_country] => US [patent_app_date] => 1993-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2007 [patent_no_of_claims] => 10 [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/05/311/05311738.pdf [firstpage_image] =>[orig_patent_app_number] => 021162 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/021162
Exhaust gas duct for a row of cylinders of an internal combustion engine Feb 21, 1993 Issued
Array ( [id] => 3029585 [patent_doc_number] => 05305603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-26 [patent_title] => 'Exhaust gas duct for a row of cylinders of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/021166 [patent_app_country] => US [patent_app_date] => 1993-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2044 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/305/05305603.pdf [firstpage_image] =>[orig_patent_app_number] => 021166 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/021166
Exhaust gas duct for a row of cylinders of an internal combustion engine Feb 21, 1993 Issued
Array ( [id] => 3040108 [patent_doc_number] => 05349816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-27 [patent_title] => 'Exhaust emission control system' [patent_app_type] => 1 [patent_app_number] => 8/019902 [patent_app_country] => US [patent_app_date] => 1993-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 9907 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/349/05349816.pdf [firstpage_image] =>[orig_patent_app_number] => 019902 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/019902
Exhaust emission control system Feb 18, 1993 Issued
Array ( [id] => 3433545 [patent_doc_number] => 05386696 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-07 [patent_title] => 'Exhaust manifold with catalytic wall for internal-combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/018151 [patent_app_country] => US [patent_app_date] => 1993-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2302 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/386/05386696.pdf [firstpage_image] =>[orig_patent_app_number] => 018151 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/018151
Exhaust manifold with catalytic wall for internal-combustion engines Feb 15, 1993 Issued
08/020189 METHOD AND APPARATUS FOR MONITORING DETERIORATION OF INTERNAL COMBUSTION ENGINE EXHAUST GAS PURIFIER Feb 15, 1993 Abandoned
Array ( [id] => 3458943 [patent_doc_number] => 05426934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Engine and emission monitoring and control system utilizing gas sensors' [patent_app_type] => 1 [patent_app_number] => 8/015930 [patent_app_country] => US [patent_app_date] => 1993-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 7757 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/426/05426934.pdf [firstpage_image] =>[orig_patent_app_number] => 015930 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/015930
Engine and emission monitoring and control system utilizing gas sensors Feb 9, 1993 Issued
Array ( [id] => 3430309 [patent_doc_number] => 05396767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-14 [patent_title] => 'Engine exhaust gas cleaning system' [patent_app_type] => 1 [patent_app_number] => 8/014654 [patent_app_country] => US [patent_app_date] => 1993-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2479 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/396/05396767.pdf [firstpage_image] =>[orig_patent_app_number] => 014654 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/014654
Engine exhaust gas cleaning system Feb 7, 1993 Issued
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