Search

Darren E. Wolf

Examiner (ID: 127, Phone: (571)270-3378 , Office: P/2636 )

Most Active Art Unit
2636
Art Unit(s)
2634, 2636, 2613
Total Applications
915
Issued Applications
766
Pending Applications
61
Abandoned Applications
115

Applications

Application numberTitle of the applicationFiling DateStatus
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
Array ( [id] => 3708639 [patent_doc_number] => 05701735 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-30 [patent_title] => 'Method for regenerating a particulate collection filter and an exhaust emission control system with a particulate collection filter' [patent_app_type] => 1 [patent_app_number] => 8/507209 [patent_app_country] => US [patent_app_date] => 1995-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 9649 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/701/05701735.pdf [firstpage_image] =>[orig_patent_app_number] => 507209 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/507209
Method for regenerating a particulate collection filter and an exhaust emission control system with a particulate collection filter Jul 25, 1995 Issued
Array ( [id] => 3639020 [patent_doc_number] => 05657628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Secondary air supply system for engine' [patent_app_type] => 1 [patent_app_number] => 8/507731 [patent_app_country] => US [patent_app_date] => 1995-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3896 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657628.pdf [firstpage_image] =>[orig_patent_app_number] => 507731 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/507731
Secondary air supply system for engine Jul 25, 1995 Issued
Array ( [id] => 3631091 [patent_doc_number] => 05636515 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-10 [patent_title] => 'Sealing structure in exhaust system of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/505648 [patent_app_country] => US [patent_app_date] => 1995-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 4673 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/636/05636515.pdf [firstpage_image] =>[orig_patent_app_number] => 505648 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/505648
Sealing structure in exhaust system of internal combustion engine Jul 20, 1995 Issued
Array ( [id] => 3715930 [patent_doc_number] => 05697214 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Electronic concentration control system' [patent_app_type] => 1 [patent_app_number] => 8/504402 [patent_app_country] => US [patent_app_date] => 1995-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3236 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/697/05697214.pdf [firstpage_image] =>[orig_patent_app_number] => 504402 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/504402
Electronic concentration control system Jul 18, 1995 Issued
Array ( [id] => 3683449 [patent_doc_number] => 05644912 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-08 [patent_title] => 'System for diagnosing deterioration of catalyst in exhaust system of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/503256 [patent_app_country] => US [patent_app_date] => 1995-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 4580 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/644/05644912.pdf [firstpage_image] =>[orig_patent_app_number] => 503256 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/503256
System for diagnosing deterioration of catalyst in exhaust system of internal combustion engine Jul 16, 1995 Issued
Array ( [id] => 3516755 [patent_doc_number] => 05555725 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Control system for electrically heated catalyst of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/503340 [patent_app_country] => US [patent_app_date] => 1995-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 7481 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/555/05555725.pdf [firstpage_image] =>[orig_patent_app_number] => 503340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/503340
Control system for electrically heated catalyst of internal combustion engine Jul 16, 1995 Issued
Array ( [id] => 3682930 [patent_doc_number] => 05595061 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-21 [patent_title] => 'Catalyst deterioration-detecting device for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/503379 [patent_app_country] => US [patent_app_date] => 1995-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5557 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/595/05595061.pdf [firstpage_image] =>[orig_patent_app_number] => 503379 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/503379
Catalyst deterioration-detecting device for internal combustion engine Jul 16, 1995 Issued
Array ( [id] => 3607939 [patent_doc_number] => 05606857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-04 [patent_title] => 'Exhaust system for an engine' [patent_app_type] => 1 [patent_app_number] => 8/500220 [patent_app_country] => US [patent_app_date] => 1995-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 36 [patent_no_of_words] => 4712 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/606/05606857.pdf [firstpage_image] =>[orig_patent_app_number] => 500220 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/500220
Exhaust system for an engine Jul 9, 1995 Issued
Array ( [id] => 3609146 [patent_doc_number] => 05619852 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-15 [patent_title] => 'Air/fuel ratio control system for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/499689 [patent_app_country] => US [patent_app_date] => 1995-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7069 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/619/05619852.pdf [firstpage_image] =>[orig_patent_app_number] => 499689 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/499689
Air/fuel ratio control system for internal combustion engine Jul 6, 1995 Issued
Array ( [id] => 3606004 [patent_doc_number] => 05600947 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Method and system for estimating and controlling electrically heated catalyst temperature' [patent_app_type] => 1 [patent_app_number] => 8/498211 [patent_app_country] => US [patent_app_date] => 1995-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2522 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/600/05600947.pdf [firstpage_image] =>[orig_patent_app_number] => 498211 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/498211
Method and system for estimating and controlling electrically heated catalyst temperature Jul 4, 1995 Issued
Array ( [id] => 3641422 [patent_doc_number] => 05626014 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Catalyst monitor based on a thermal power model' [patent_app_type] => 1 [patent_app_number] => 8/497562 [patent_app_country] => US [patent_app_date] => 1995-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2746 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626014.pdf [firstpage_image] =>[orig_patent_app_number] => 497562 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/497562
Catalyst monitor based on a thermal power model Jun 29, 1995 Issued
Array ( [id] => 3584748 [patent_doc_number] => 05577382 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Exhaust purification device of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/493657 [patent_app_country] => US [patent_app_date] => 1995-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 27 [patent_no_of_words] => 10286 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577382.pdf [firstpage_image] =>[orig_patent_app_number] => 493657 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493657
Exhaust purification device of internal combustion engine Jun 21, 1995 Issued
Array ( [id] => 3644416 [patent_doc_number] => 05647206 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-15 [patent_title] => 'Exhaust emission purification apparatus' [patent_app_type] => 1 [patent_app_number] => 8/493505 [patent_app_country] => US [patent_app_date] => 1995-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4035 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/647/05647206.pdf [firstpage_image] =>[orig_patent_app_number] => 493505 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493505
Exhaust emission purification apparatus Jun 21, 1995 Issued
Array ( [id] => 3714428 [patent_doc_number] => 05651247 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-29 [patent_title] => 'Exhaust gas purification system' [patent_app_type] => 1 [patent_app_number] => 8/492620 [patent_app_country] => US [patent_app_date] => 1995-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1536 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/651/05651247.pdf [firstpage_image] =>[orig_patent_app_number] => 492620 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492620
Exhaust gas purification system Jun 19, 1995 Issued
Array ( [id] => 3591233 [patent_doc_number] => 05588292 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => 'Exhaust gas purifier' [patent_app_type] => 1 [patent_app_number] => 8/493213 [patent_app_country] => US [patent_app_date] => 1995-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 2458 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/588/05588292.pdf [firstpage_image] =>[orig_patent_app_number] => 493213 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493213
Exhaust gas purifier Jun 19, 1995 Issued
Array ( [id] => 3644430 [patent_doc_number] => 05647207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-15 [patent_title] => 'Internal-combustion engine including a cylinder shut-off and exhaust gas catalysts' [patent_app_type] => 1 [patent_app_number] => 8/492144 [patent_app_country] => US [patent_app_date] => 1995-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2321 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/647/05647207.pdf [firstpage_image] =>[orig_patent_app_number] => 492144 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492144
Internal-combustion engine including a cylinder shut-off and exhaust gas catalysts Jun 18, 1995 Issued
Array ( [id] => 3479352 [patent_doc_number] => 05531068 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Combination catalyst/adsorber system for treating an engine exhaust gas stream' [patent_app_type] => 1 [patent_app_number] => 8/492379 [patent_app_country] => US [patent_app_date] => 1995-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4535 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/531/05531068.pdf [firstpage_image] =>[orig_patent_app_number] => 492379 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492379
Combination catalyst/adsorber system for treating an engine exhaust gas stream Jun 18, 1995 Issued
Array ( [id] => 3688787 [patent_doc_number] => 05653101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-05 [patent_title] => 'Method for treating an exhaust gas stream for the removal on NOx' [patent_app_type] => 1 [patent_app_number] => 8/492275 [patent_app_country] => US [patent_app_date] => 1995-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1016 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/653/05653101.pdf [firstpage_image] =>[orig_patent_app_number] => 492275 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492275
Method for treating an exhaust gas stream for the removal on NOx Jun 18, 1995 Issued
Array ( [id] => 3609494 [patent_doc_number] => 05685143 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-11 [patent_title] => 'Catalytic exhaust gas purifier and catalytic method of purifying exhaust gas' [patent_app_type] => 1 [patent_app_number] => 8/424442 [patent_app_country] => US [patent_app_date] => 1995-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4499 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/685/05685143.pdf [firstpage_image] =>[orig_patent_app_number] => 424442 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/424442
Catalytic exhaust gas purifier and catalytic method of purifying exhaust gas Jun 15, 1995 Issued
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