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] => 3509782 [patent_doc_number] => 05540047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-30 [patent_title] => 'Method for reducing the nitrogen oxide concentration in the exhaust of an internal combustion engine or of a firing system' [patent_app_type] => 1 [patent_app_number] => 8/319290 [patent_app_country] => US [patent_app_date] => 1994-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 3827 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/540/05540047.pdf [firstpage_image] =>[orig_patent_app_number] => 319290 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/319290
Method for reducing the nitrogen oxide concentration in the exhaust of an internal combustion engine or of a firing system Oct 5, 1994 Issued
Array ( [id] => 3538345 [patent_doc_number] => 05542250 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Method and apparatus for actuating a direct source exhaust gas capture system' [patent_app_type] => 1 [patent_app_number] => 8/318219 [patent_app_country] => US [patent_app_date] => 1994-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5512 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/542/05542250.pdf [firstpage_image] =>[orig_patent_app_number] => 318219 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/318219
Method and apparatus for actuating a direct source exhaust gas capture system Oct 4, 1994 Issued
Array ( [id] => 3532200 [patent_doc_number] => 05570575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Fuel delivery control apparatus for use with internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/318406 [patent_app_country] => US [patent_app_date] => 1994-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 7552 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/570/05570575.pdf [firstpage_image] =>[orig_patent_app_number] => 318406 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/318406
Fuel delivery control apparatus for use with internal combustion engine Oct 4, 1994 Issued
Array ( [id] => 3643596 [patent_doc_number] => 05622047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-22 [patent_title] => 'Method and apparatus for detecting saturation gas amount absorbed by catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/318599 [patent_app_country] => US [patent_app_date] => 1994-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 18810 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/622/05622047.pdf [firstpage_image] =>[orig_patent_app_number] => 318599 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/318599
Method and apparatus for detecting saturation gas amount absorbed by catalytic converter Oct 4, 1994 Issued
Array ( [id] => 3675431 [patent_doc_number] => 05678404 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Internal combustion engine variable tuned exhaust system' [patent_app_type] => 1 [patent_app_number] => 8/307791 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1934 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678404.pdf [firstpage_image] =>[orig_patent_app_number] => 307791 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/307791
Internal combustion engine variable tuned exhaust system Sep 29, 1994 Issued
Array ( [id] => 3566568 [patent_doc_number] => 05497618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-12 [patent_title] => 'Air/fuel control system with catalytic converter monitoring' [patent_app_type] => 1 [patent_app_number] => 8/315737 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2693 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/497/05497618.pdf [firstpage_image] =>[orig_patent_app_number] => 315737 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/315737
Air/fuel control system with catalytic converter monitoring Sep 29, 1994 Issued
Array ( [id] => 3595402 [patent_doc_number] => 05564283 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-15 [patent_title] => 'Exhaust emission control system in internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/314641 [patent_app_country] => US [patent_app_date] => 1994-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2903 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/564/05564283.pdf [firstpage_image] =>[orig_patent_app_number] => 314641 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/314641
Exhaust emission control system in internal combustion engine Sep 28, 1994 Issued
Array ( [id] => 3643249 [patent_doc_number] => 05655362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Exhaust emission control system in engine' [patent_app_type] => 1 [patent_app_number] => 8/310952 [patent_app_country] => US [patent_app_date] => 1994-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 9346 [patent_no_of_claims] => 13 [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/05/655/05655362.pdf [firstpage_image] =>[orig_patent_app_number] => 310952 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/310952
Exhaust emission control system in engine Sep 22, 1994 Issued
Array ( [id] => 3471413 [patent_doc_number] => 05473889 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => 'Air-fuel ratio control system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/310887 [patent_app_country] => US [patent_app_date] => 1994-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 12361 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/473/05473889.pdf [firstpage_image] =>[orig_patent_app_number] => 310887 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/310887
Air-fuel ratio control system for internal combustion engines Sep 21, 1994 Issued
Array ( [id] => 3458986 [patent_doc_number] => 05426937 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Dual-sensor type air-fuel ratio control system for internal combustion engine and catalytic converter diagnosis apparatus for the same' [patent_app_type] => 1 [patent_app_number] => 8/308535 [patent_app_country] => US [patent_app_date] => 1994-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 20329 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/426/05426937.pdf [firstpage_image] =>[orig_patent_app_number] => 308535 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/308535
Dual-sensor type air-fuel ratio control system for internal combustion engine and catalytic converter diagnosis apparatus for the same Sep 20, 1994 Issued
Array ( [id] => 3474290 [patent_doc_number] => 05438827 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-08 [patent_title] => 'Dual-sensor type air-fuel ratio control system for internal combustion engine and catalytic diagnosis apparatus for the same' [patent_app_type] => 1 [patent_app_number] => 8/308510 [patent_app_country] => US [patent_app_date] => 1994-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 20279 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/438/05438827.pdf [firstpage_image] =>[orig_patent_app_number] => 308510 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/308510
Dual-sensor type air-fuel ratio control system for internal combustion engine and catalytic diagnosis apparatus for the same Sep 20, 1994 Issued
Array ( [id] => 3552731 [patent_doc_number] => 05483795 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-16 [patent_title] => 'Exhaust purification device of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/295917 [patent_app_country] => US [patent_app_date] => 1994-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 53 [patent_no_of_words] => 22187 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/483/05483795.pdf [firstpage_image] =>[orig_patent_app_number] => 295917 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/295917
Exhaust purification device of internal combustion engine Sep 14, 1994 Issued
Array ( [id] => 3508687 [patent_doc_number] => 05502963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-02 [patent_title] => 'Power device for driving auxiliary equipment for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/306887 [patent_app_country] => US [patent_app_date] => 1994-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 7475 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502963.pdf [firstpage_image] =>[orig_patent_app_number] => 306887 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/306887
Power device for driving auxiliary equipment for internal combustion engine Sep 14, 1994 Issued
Array ( [id] => 3539113 [patent_doc_number] => 05491976 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-20 [patent_title] => 'Vehicle emission air injection' [patent_app_type] => 1 [patent_app_number] => 8/305616 [patent_app_country] => US [patent_app_date] => 1994-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1469 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/491/05491976.pdf [firstpage_image] =>[orig_patent_app_number] => 305616 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/305616
Vehicle emission air injection Sep 13, 1994 Issued
Array ( [id] => 3459890 [patent_doc_number] => 05475975 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-19 [patent_title] => 'Air-fuel ratio control device for an engine' [patent_app_type] => 1 [patent_app_number] => 8/305641 [patent_app_country] => US [patent_app_date] => 1994-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 8057 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/475/05475975.pdf [firstpage_image] =>[orig_patent_app_number] => 305641 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/305641
Air-fuel ratio control device for an engine Sep 13, 1994 Issued
Array ( [id] => 3543037 [patent_doc_number] => 05501073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Ignition timing control system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/305278 [patent_app_country] => US [patent_app_date] => 1994-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 6898 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/501/05501073.pdf [firstpage_image] =>[orig_patent_app_number] => 305278 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/305278
Ignition timing control system for internal combustion engines Sep 12, 1994 Issued
Array ( [id] => 3727397 [patent_doc_number] => 05715676 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Method and apparatus for monitoring the starting behavior of a catalytic conversion system in an automotive vehicle' [patent_app_type] => 1 [patent_app_number] => 8/303117 [patent_app_country] => US [patent_app_date] => 1994-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3470 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/715/05715676.pdf [firstpage_image] =>[orig_patent_app_number] => 303117 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/303117
Method and apparatus for monitoring the starting behavior of a catalytic conversion system in an automotive vehicle Sep 7, 1994 Issued
Array ( [id] => 3581354 [patent_doc_number] => 05557933 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => 'Malfunction diagnosis apparatus for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/302409 [patent_app_country] => US [patent_app_date] => 1994-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6002 [patent_no_of_claims] => 23 [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/05/557/05557933.pdf [firstpage_image] =>[orig_patent_app_number] => 302409 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/302409
Malfunction diagnosis apparatus for internal combustion engine Sep 7, 1994 Issued
Array ( [id] => 3606030 [patent_doc_number] => 05600949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Exhaust gas-purifying system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/299116 [patent_app_country] => US [patent_app_date] => 1994-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3668 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/600/05600949.pdf [firstpage_image] =>[orig_patent_app_number] => 299116 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/299116
Exhaust gas-purifying system for internal combustion engines Sep 1, 1994 Issued
Array ( [id] => 3595833 [patent_doc_number] => 05533332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-09 [patent_title] => 'Method and apparatus for self diagnosis of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/299489 [patent_app_country] => US [patent_app_date] => 1994-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4321 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/533/05533332.pdf [firstpage_image] =>[orig_patent_app_number] => 299489 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/299489
Method and apparatus for self diagnosis of an internal combustion engine Aug 31, 1994 Issued
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