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] => 2663646 [patent_doc_number] => 05048287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Tuned exhaust processor assembly' [patent_app_type] => 1 [patent_app_number] => 7/541083 [patent_app_country] => US [patent_app_date] => 1990-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3795 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/048/05048287.pdf [firstpage_image] =>[orig_patent_app_number] => 541083 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/541083
Tuned exhaust processor assembly Jun 18, 1990 Issued
Array ( [id] => 2671250 [patent_doc_number] => 05018349 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Exhaust efficiency increasing apparatus' [patent_app_type] => 1 [patent_app_number] => 7/536971 [patent_app_country] => US [patent_app_date] => 1990-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 2562 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/018/05018349.pdf [firstpage_image] =>[orig_patent_app_number] => 536971 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/536971
Exhaust efficiency increasing apparatus Jun 11, 1990 Issued
Array ( [id] => 2789943 [patent_doc_number] => 05077970 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-07 [patent_title] => 'Method of on-board detection of automotive catalyst degradation' [patent_app_type] => 1 [patent_app_number] => 7/536372 [patent_app_country] => US [patent_app_date] => 1990-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 7165 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/077/05077970.pdf [firstpage_image] =>[orig_patent_app_number] => 536372 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/536372
Method of on-board detection of automotive catalyst degradation Jun 10, 1990 Issued
Array ( [id] => 2874451 [patent_doc_number] => 05243818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-14 [patent_title] => 'Method for the operation of an IC engine with low emissin of pollutants and an arrangement for performing the method' [patent_app_type] => 1 [patent_app_number] => 7/535472 [patent_app_country] => US [patent_app_date] => 1990-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2025 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/243/05243818.pdf [firstpage_image] =>[orig_patent_app_number] => 535472 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/535472
Method for the operation of an IC engine with low emissin of pollutants and an arrangement for performing the method Jun 7, 1990 Issued
Array ( [id] => 2830440 [patent_doc_number] => 05125231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-30 [patent_title] => 'Dual converter engine exhaust system for reducing hydrocarbon emissions' [patent_app_type] => 1 [patent_app_number] => 7/535325 [patent_app_country] => US [patent_app_date] => 1990-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 7475 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/125/05125231.pdf [firstpage_image] =>[orig_patent_app_number] => 535325 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/535325
Dual converter engine exhaust system for reducing hydrocarbon emissions Jun 7, 1990 Issued
Array ( [id] => 2660178 [patent_doc_number] => 05065574 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Particulate trap regeneration apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/531264 [patent_app_country] => US [patent_app_date] => 1990-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7808 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/065/05065574.pdf [firstpage_image] =>[orig_patent_app_number] => 531264 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/531264
Particulate trap regeneration apparatus and method May 28, 1990 Issued
Array ( [id] => 2663706 [patent_doc_number] => 05048290 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Arrangement for waste gas purification' [patent_app_type] => 1 [patent_app_number] => 7/528699 [patent_app_country] => US [patent_app_date] => 1990-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1147 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/048/05048290.pdf [firstpage_image] =>[orig_patent_app_number] => 528699 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528699
Arrangement for waste gas purification May 23, 1990 Issued
Array ( [id] => 2754601 [patent_doc_number] => 05012392 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Automatic battery powered video light' [patent_app_type] => 1 [patent_app_number] => 7/527039 [patent_app_country] => US [patent_app_date] => 1990-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3636 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/012/05012392.pdf [firstpage_image] =>[orig_patent_app_number] => 527039 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527039
Automatic battery powered video light May 21, 1990 Issued
Array ( [id] => 2774326 [patent_doc_number] => 05142863 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-01 [patent_title] => 'Engine part provided with manifold type exhaust passage' [patent_app_type] => 1 [patent_app_number] => 7/525921 [patent_app_country] => US [patent_app_date] => 1990-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 31 [patent_no_of_words] => 6541 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142863.pdf [firstpage_image] =>[orig_patent_app_number] => 525921 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525921
Engine part provided with manifold type exhaust passage May 16, 1990 Issued
Array ( [id] => 2701456 [patent_doc_number] => 05056310 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-15 [patent_title] => 'Exhaust pipe for a multi-cylinder piston internal-combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/499303 [patent_app_country] => US [patent_app_date] => 1990-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1402 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/056/05056310.pdf [firstpage_image] =>[orig_patent_app_number] => 499303 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/499303
Exhaust pipe for a multi-cylinder piston internal-combustion engine May 16, 1990 Issued
Array ( [id] => 2686828 [patent_doc_number] => 05067318 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-26 [patent_title] => 'Regeneration system for particulate trap' [patent_app_type] => 1 [patent_app_number] => 7/524466 [patent_app_country] => US [patent_app_date] => 1990-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2834 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/067/05067318.pdf [firstpage_image] =>[orig_patent_app_number] => 524466 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/524466
Regeneration system for particulate trap May 16, 1990 Issued
Array ( [id] => 2724738 [patent_doc_number] => 05014510 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Exhaust system, particularly for two-stroke cycle internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 7/520235 [patent_app_country] => US [patent_app_date] => 1990-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1282 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/014/05014510.pdf [firstpage_image] =>[orig_patent_app_number] => 520235 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/520235
Exhaust system, particularly for two-stroke cycle internal combustion engines May 7, 1990 Issued
Array ( [id] => 2686099 [patent_doc_number] => 05012642 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-07 [patent_title] => 'Exhaust system for two-stroke cycle internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 7/520261 [patent_app_country] => US [patent_app_date] => 1990-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1000 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/012/05012642.pdf [firstpage_image] =>[orig_patent_app_number] => 520261 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/520261
Exhaust system for two-stroke cycle internal combustion engines May 7, 1990 Issued
Array ( [id] => 2834957 [patent_doc_number] => 05133185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-28 [patent_title] => 'Anti-moisture device for engine exhaust' [patent_app_type] => 1 [patent_app_number] => 7/520630 [patent_app_country] => US [patent_app_date] => 1990-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4531 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/133/05133185.pdf [firstpage_image] =>[orig_patent_app_number] => 520630 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/520630
Anti-moisture device for engine exhaust May 6, 1990 Issued
Array ( [id] => 2734629 [patent_doc_number] => 05042249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Soot filter for cleaning the exhaust from an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/516750 [patent_app_country] => US [patent_app_date] => 1990-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1902 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/042/05042249.pdf [firstpage_image] =>[orig_patent_app_number] => 516750 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/516750
Soot filter for cleaning the exhaust from an internal combustion engine Apr 29, 1990 Issued
07/524284 CATALYTIC CONVERTER SYSTEM Apr 15, 1990 Abandoned
Array ( [id] => 2734609 [patent_doc_number] => 05042248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Process and apparatus for the regeneration of a soot-particle filter in an internal-combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/507987 [patent_app_country] => US [patent_app_date] => 1990-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2351 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/042/05042248.pdf [firstpage_image] =>[orig_patent_app_number] => 507987 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507987
Process and apparatus for the regeneration of a soot-particle filter in an internal-combustion engine Apr 11, 1990 Issued
Array ( [id] => 2826134 [patent_doc_number] => 05103641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Catalyst arrangement with flow guide body' [patent_app_type] => 1 [patent_app_number] => 7/469565 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 3530 [patent_no_of_claims] => 13 [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/05/103/05103641.pdf [firstpage_image] =>[orig_patent_app_number] => 469565 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/469565
Catalyst arrangement with flow guide body Mar 27, 1990 Issued
Array ( [id] => 2724136 [patent_doc_number] => 05022226 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Low NO.sub.x cogeneration process and system' [patent_app_type] => 1 [patent_app_number] => 7/499165 [patent_app_country] => US [patent_app_date] => 1990-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3892 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022226.pdf [firstpage_image] =>[orig_patent_app_number] => 499165 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/499165
Low NO.sub.x cogeneration process and system Mar 25, 1990 Issued
Array ( [id] => 2656429 [patent_doc_number] => 05044159 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Exhaust system for two-stroke cycle engines' [patent_app_type] => 1 [patent_app_number] => 7/496639 [patent_app_country] => US [patent_app_date] => 1990-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2498 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/044/05044159.pdf [firstpage_image] =>[orig_patent_app_number] => 496639 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/496639
Exhaust system for two-stroke cycle engines Mar 20, 1990 Issued
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