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] => 3744700 [patent_doc_number] => 05740670 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-21 [patent_title] => 'Water jacketed exhaust pipe for marine exhaust systems' [patent_app_type] => 1 [patent_app_number] => 8/580548 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3168 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/740/05740670.pdf [firstpage_image] =>[orig_patent_app_number] => 580548 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/580548
Water jacketed exhaust pipe for marine exhaust systems Dec 28, 1995 Issued
Array ( [id] => 3805467 [patent_doc_number] => 05758490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Fuel metering control system for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/581406 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 58 [patent_no_of_words] => 24418 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/758/05758490.pdf [firstpage_image] =>[orig_patent_app_number] => 581406 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/581406
Fuel metering control system for internal combustion engine Dec 28, 1995 Issued
Array ( [id] => 3865194 [patent_doc_number] => 05832723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Engine exhaust pipe' [patent_app_type] => 1 [patent_app_number] => 8/580682 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 27 [patent_no_of_words] => 7623 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/832/05832723.pdf [firstpage_image] =>[orig_patent_app_number] => 580682 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/580682
Engine exhaust pipe Dec 28, 1995 Issued
Array ( [id] => 3638991 [patent_doc_number] => 05657626 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Exhaust system with a negative flow fluidics apparatus' [patent_app_type] => 1 [patent_app_number] => 8/578003 [patent_app_country] => US [patent_app_date] => 1995-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 5878 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657626.pdf [firstpage_image] =>[orig_patent_app_number] => 578003 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/578003
Exhaust system with a negative flow fluidics apparatus Dec 21, 1995 Issued
Array ( [id] => 3678637 [patent_doc_number] => 05675968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-14 [patent_title] => 'Secondary air control apparatus for exhaust gas purifier' [patent_app_type] => 1 [patent_app_number] => 8/576395 [patent_app_country] => US [patent_app_date] => 1995-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 6982 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/675/05675968.pdf [firstpage_image] =>[orig_patent_app_number] => 576395 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/576395
Secondary air control apparatus for exhaust gas purifier Dec 20, 1995 Issued
Array ( [id] => 3744048 [patent_doc_number] => 05771684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Gas treatment systems' [patent_app_type] => 1 [patent_app_number] => 8/575426 [patent_app_country] => US [patent_app_date] => 1995-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 6569 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/771/05771684.pdf [firstpage_image] =>[orig_patent_app_number] => 575426 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/575426
Gas treatment systems Dec 19, 1995 Issued
Array ( [id] => 3688844 [patent_doc_number] => 05653105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-05 [patent_title] => 'Device for the treatment of the exhaust gases of a spark-ignition engine comprising a catalyst body and a hydrocarbons adsorber placed in an exhaust manifold' [patent_app_type] => 1 [patent_app_number] => 8/574235 [patent_app_country] => US [patent_app_date] => 1995-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5006 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/653/05653105.pdf [firstpage_image] =>[orig_patent_app_number] => 574235 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/574235
Device for the treatment of the exhaust gases of a spark-ignition engine comprising a catalyst body and a hydrocarbons adsorber placed in an exhaust manifold Dec 17, 1995 Issued
Array ( [id] => 966281 [patent_doc_number] => 06941749 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-09-13 [patent_title] => 'Device for the treatment of the exhaust gases of a compression-ignition engine comprising a catalyst and a nitrogen oxide adsorber placed in the exhaust manifold' [patent_app_type] => utility [patent_app_number] => 08/574136 [patent_app_country] => US [patent_app_date] => 1995-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5131 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/941/06941749.pdf [firstpage_image] =>[orig_patent_app_number] => 08574136 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/574136
Device for the treatment of the exhaust gases of a compression-ignition engine comprising a catalyst and a nitrogen oxide adsorber placed in the exhaust manifold Dec 17, 1995 Issued
Array ( [id] => 3715946 [patent_doc_number] => 05697215 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Exhaust piping for a catalytic exhaust system' [patent_app_type] => 1 [patent_app_number] => 8/549768 [patent_app_country] => US [patent_app_date] => 1995-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3382 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/697/05697215.pdf [firstpage_image] =>[orig_patent_app_number] => 549768 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/549768
Exhaust piping for a catalytic exhaust system Nov 30, 1995 Issued
Array ( [id] => 3727421 [patent_doc_number] => 05715678 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'System for monitoring the efficiency of a catalyser, particularly for motor vehicles' [patent_app_type] => 1 [patent_app_number] => 8/564872 [patent_app_country] => US [patent_app_date] => 1995-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4520 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/715/05715678.pdf [firstpage_image] =>[orig_patent_app_number] => 564872 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/564872
System for monitoring the efficiency of a catalyser, particularly for motor vehicles Nov 27, 1995 Issued
Array ( [id] => 3683421 [patent_doc_number] => 05673555 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'Method for checking the efficiency of a catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/562803 [patent_app_country] => US [patent_app_date] => 1995-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1843 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/673/05673555.pdf [firstpage_image] =>[orig_patent_app_number] => 562803 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/562803
Method for checking the efficiency of a catalytic converter Nov 26, 1995 Issued
Array ( [id] => 3744685 [patent_doc_number] => 05740669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-21 [patent_title] => 'Exhaust gas purification device for an engine' [patent_app_type] => 1 [patent_app_number] => 8/559107 [patent_app_country] => US [patent_app_date] => 1995-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 11561 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/740/05740669.pdf [firstpage_image] =>[orig_patent_app_number] => 559107 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/559107
Exhaust gas purification device for an engine Nov 15, 1995 Issued
Array ( [id] => 3631570 [patent_doc_number] => 05628186 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-13 [patent_title] => 'Method and apparatus for controlled introduction of a reducing agent into a nitrogen oxide-containing exhaust gas' [patent_app_type] => 1 [patent_app_number] => 8/551791 [patent_app_country] => US [patent_app_date] => 1995-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6709 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/628/05628186.pdf [firstpage_image] =>[orig_patent_app_number] => 551791 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/551791
Method and apparatus for controlled introduction of a reducing agent into a nitrogen oxide-containing exhaust gas Nov 6, 1995 Issued
Array ( [id] => 3712756 [patent_doc_number] => 05692374 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-02 [patent_title] => 'Exhaust system of internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/552797 [patent_app_country] => US [patent_app_date] => 1995-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3648 [patent_no_of_claims] => 8 [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/05/692/05692374.pdf [firstpage_image] =>[orig_patent_app_number] => 552797 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/552797
Exhaust system of internal combustion engine Nov 2, 1995 Issued
Array ( [id] => 3609509 [patent_doc_number] => 05685144 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-11 [patent_title] => 'Operation of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/537655 [patent_app_country] => US [patent_app_date] => 1995-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2244 [patent_no_of_claims] => 5 [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/05/685/05685144.pdf [firstpage_image] =>[orig_patent_app_number] => 537655 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/537655
Operation of an internal combustion engine Oct 12, 1995 Issued
Array ( [id] => 3675417 [patent_doc_number] => 05678403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Adsorption apparatus for unburnt hydrocarbons for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/539529 [patent_app_country] => US [patent_app_date] => 1995-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 3217 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678403.pdf [firstpage_image] =>[orig_patent_app_number] => 539529 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/539529
Adsorption apparatus for unburnt hydrocarbons for internal combustion engine Oct 5, 1995 Issued
Array ( [id] => 3665843 [patent_doc_number] => 05632144 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Exhaust gas re-circulation control device for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/535937 [patent_app_country] => US [patent_app_date] => 1995-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 26 [patent_no_of_words] => 6603 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/632/05632144.pdf [firstpage_image] =>[orig_patent_app_number] => 535937 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/535937
Exhaust gas re-circulation control device for internal combustion engines Sep 27, 1995 Issued
Array ( [id] => 3819467 [patent_doc_number] => 05743082 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-28 [patent_title] => 'Apparatus for detecting reduction of purifying capacity of catalyst for purifying exhaust gas from internal combustion engine and method thereof' [patent_app_type] => 1 [patent_app_number] => 8/535641 [patent_app_country] => US [patent_app_date] => 1995-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 8051 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/743/05743082.pdf [firstpage_image] =>[orig_patent_app_number] => 535641 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/535641
Apparatus for detecting reduction of purifying capacity of catalyst for purifying exhaust gas from internal combustion engine and method thereof Sep 27, 1995 Issued
Array ( [id] => 3868240 [patent_doc_number] => 05713197 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Catalyst deterioration-detecting system for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/533209 [patent_app_country] => US [patent_app_date] => 1995-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10165 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/713/05713197.pdf [firstpage_image] =>[orig_patent_app_number] => 533209 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/533209
Catalyst deterioration-detecting system for internal combustion engines Sep 24, 1995 Issued
Array ( [id] => 3669330 [patent_doc_number] => 05661976 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Gasketless coupling' [patent_app_type] => 1 [patent_app_number] => 8/529337 [patent_app_country] => US [patent_app_date] => 1995-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1035 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/661/05661976.pdf [firstpage_image] =>[orig_patent_app_number] => 529337 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/529337
Gasketless coupling Sep 17, 1995 Issued
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