Search

Marguerite J. Mcmahon

Examiner (ID: 303, Phone: (571)272-4848 , Office: P/3747 )

Most Active Art Unit
3747
Art Unit(s)
2899, 3747, 3741, 3783, 3402, 3709, 3727
Total Applications
2817
Issued Applications
2286
Pending Applications
118
Abandoned Applications
414

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10407365 [patent_doc_number] => 20150292374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-15 [patent_title] => 'PCV VALVE MOUNTING STRUCTURE' [patent_app_type] => utility [patent_app_number] => 14/443099 [patent_app_country] => US [patent_app_date] => 2013-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3667 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14443099 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/443099
PCV VALVE MOUNTING STRUCTURE Nov 10, 2013 Abandoned
Array ( [id] => 9556682 [patent_doc_number] => 20140174394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-06-26 [patent_title] => 'INTAKE PASSAGE STRUCTURE FOR VEHICLE' [patent_app_type] => utility [patent_app_number] => 14/076906 [patent_app_country] => US [patent_app_date] => 2013-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7981 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14076906 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/076906
Intake passage structure for vehicle Nov 10, 2013 Issued
Array ( [id] => 11737705 [patent_doc_number] => 09702280 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-07-11 [patent_title] => 'Blow-by gas recirculation apparatus' [patent_app_type] => utility [patent_app_number] => 14/440484 [patent_app_country] => US [patent_app_date] => 2013-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5233 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14440484 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/440484
Blow-by gas recirculation apparatus Nov 10, 2013 Issued
Array ( [id] => 10243912 [patent_doc_number] => 20150128907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-14 [patent_title] => 'Cold-Start Strategies for Opposed-Piston Engines' [patent_app_type] => utility [patent_app_number] => 14/075323 [patent_app_country] => US [patent_app_date] => 2013-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6892 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14075323 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/075323
Cold-start strategies for opposed-piston engines Nov 7, 2013 Issued
Array ( [id] => 9487422 [patent_doc_number] => 20140137828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-22 [patent_title] => 'INTAKE PIPE STRUCTURE FOR INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/074989 [patent_app_country] => US [patent_app_date] => 2013-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3005 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14074989 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/074989
Intake pipe structure for internal combustion engine Nov 7, 2013 Issued
Array ( [id] => 9994011 [patent_doc_number] => 09038593 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-05-26 [patent_title] => 'Lubricating configuration for maintaining wristpin oil pressure in a two-stroke cycle, opposed-piston engine' [patent_app_type] => utility [patent_app_number] => 14/075926 [patent_app_country] => US [patent_app_date] => 2013-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3655 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14075926 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/075926
Lubricating configuration for maintaining wristpin oil pressure in a two-stroke cycle, opposed-piston engine Nov 7, 2013 Issued
Array ( [id] => 9473321 [patent_doc_number] => 20140130784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-15 [patent_title] => 'PCV VALVES' [patent_app_type] => utility [patent_app_number] => 14/074436 [patent_app_country] => US [patent_app_date] => 2013-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7653 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14074436 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/074436
PCV valves Nov 6, 2013 Issued
Array ( [id] => 10237233 [patent_doc_number] => 20150122227 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-07 [patent_title] => 'Combustion Chamber Construction with Dual Mixing Regions for Opposed-Piston Engines' [patent_app_type] => utility [patent_app_number] => 14/074580 [patent_app_country] => US [patent_app_date] => 2013-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4143 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14074580 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/074580
Combustion chamber construction with dual mixing regions for opposed-piston engines Nov 6, 2013 Issued
Array ( [id] => 10090804 [patent_doc_number] => 09127619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-08 [patent_title] => 'Piston with a cooling gallery partially filled with a thermally conductive metal-containing composition' [patent_app_type] => utility [patent_app_number] => 14/070839 [patent_app_country] => US [patent_app_date] => 2013-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3488 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14070839 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/070839
Piston with a cooling gallery partially filled with a thermally conductive metal-containing composition Nov 3, 2013 Issued
Array ( [id] => 10581439 [patent_doc_number] => 09303558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-05 [patent_title] => 'Variable compression ratio engine' [patent_app_type] => utility [patent_app_number] => 14/067492 [patent_app_country] => US [patent_app_date] => 2013-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7827 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14067492 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/067492
Variable compression ratio engine Oct 29, 2013 Issued
Array ( [id] => 9459534 [patent_doc_number] => 20140123959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-08 [patent_title] => 'VARIABLE COMPRESSION RATIO ENGINE' [patent_app_type] => utility [patent_app_number] => 14/067506 [patent_app_country] => US [patent_app_date] => 2013-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 7758 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14067506 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/067506
Variable compression ratio engine Oct 29, 2013 Issued
Array ( [id] => 10423317 [patent_doc_number] => 20150308327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-29 [patent_title] => 'COMBUSTION CHAMBER OF DIRECT INJECTION DIESEL ENGINE HAVING INDUCERS' [patent_app_type] => utility [patent_app_number] => 14/439943 [patent_app_country] => US [patent_app_date] => 2013-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4145 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14439943 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/439943
Combustion chamber of direct injection diesel engine having inducers Oct 29, 2013 Issued
Array ( [id] => 9315715 [patent_doc_number] => 20140048053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-20 [patent_title] => 'SYSTEM FOR IMPROVING ENGINE CRANKCASE VENTILATION VIA A CONDUIT' [patent_app_type] => utility [patent_app_number] => 14/061399 [patent_app_country] => US [patent_app_date] => 2013-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6924 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14061399 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/061399
System for improving engine crankcase ventilation via a conduit Oct 22, 2013 Issued
Array ( [id] => 10084002 [patent_doc_number] => 09121344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-01 [patent_title] => 'Integrated piston and bridge' [patent_app_type] => utility [patent_app_number] => 14/058322 [patent_app_country] => US [patent_app_date] => 2013-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 6391 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14058322 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/058322
Integrated piston and bridge Oct 20, 2013 Issued
Array ( [id] => 9315696 [patent_doc_number] => 20140048034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-20 [patent_title] => 'System and Method for Enhancing Vehicle Performance' [patent_app_type] => utility [patent_app_number] => 14/059335 [patent_app_country] => US [patent_app_date] => 2013-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3487 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14059335 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/059335
System and Method for Enhancing Vehicle Performance Oct 20, 2013 Abandoned
Array ( [id] => 9431952 [patent_doc_number] => 20140109858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-24 [patent_title] => 'Distributor Incorporating a Heat Exchanger and its Manufacturing Process' [patent_app_type] => utility [patent_app_number] => 14/056302 [patent_app_country] => US [patent_app_date] => 2013-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3232 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14056302 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/056302
Distributor Incorporating a Heat Exchanger and its Manufacturing Process Oct 16, 2013 Abandoned
Array ( [id] => 9417750 [patent_doc_number] => 20140102400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-17 [patent_title] => 'CYLINDER WITH MULTIPLE TRANSFER PORTS FOR AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/054739 [patent_app_country] => US [patent_app_date] => 2013-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7023 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14054739 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/054739
Cylinder with multiple transfer ports for an internal combustion engine Oct 14, 2013 Issued
Array ( [id] => 9459533 [patent_doc_number] => 20140123958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-08 [patent_title] => 'PISTON COMPOUND INTERNAL COMBUSTION ENGINE WITH EXPANDER DEACTIVATION' [patent_app_type] => utility [patent_app_number] => 14/050089 [patent_app_country] => US [patent_app_date] => 2013-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2885 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14050089 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/050089
Piston compound internal combustion engine with expander deactivation Oct 8, 2013 Issued
Array ( [id] => 9418236 [patent_doc_number] => 20140102886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-17 [patent_title] => 'COMBINATION AIR PRESSURE SYSTEM AND PLASMA ION GAS GENERATOR SYSTEM FOR TURBOCHARGED DIESEL ENGINE' [patent_app_type] => utility [patent_app_number] => 14/042487 [patent_app_country] => US [patent_app_date] => 2013-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2006 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14042487 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/042487
Combination air pressure system and plasma ion gas generator system for turbocharged diesel engine Sep 29, 2013 Issued
Array ( [id] => 10198073 [patent_doc_number] => 20150083059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-26 [patent_title] => 'FOUR-CYLINDER FOUR-STROKE ENGINE WITHOUT A CRANKSHAFT AND VALVES' [patent_app_type] => utility [patent_app_number] => 14/037436 [patent_app_country] => US [patent_app_date] => 2013-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 9199 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14037436 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/037436
Four-cylinder four-stroke engine without a crankshaft and valves Sep 25, 2013 Issued
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