Search

Chiedu A. Chibogu

Examiner (ID: 18792, Phone: (571)270-7019 , Office: P/3631 )

Most Active Art Unit
3631
Art Unit(s)
3632, 3631, 3618
Total Applications
408
Issued Applications
135
Pending Applications
3
Abandoned Applications
270

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4962410 [patent_doc_number] => 20080105230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-08 [patent_title] => 'ENGINE STARTING METHOD AND DEVICE' [patent_app_type] => utility [patent_app_number] => 11/935004 [patent_app_country] => US [patent_app_date] => 2007-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 15693 [patent_no_of_claims] => 20 [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] => publications/A1/0105/20080105230.pdf [firstpage_image] =>[orig_patent_app_number] => 11935004 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/935004
Engine starting method and device Nov 4, 2007 Issued
Array ( [id] => 5326965 [patent_doc_number] => 20090107442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-30 [patent_title] => 'HIGH PRESSURE PISTON PUMP ACTUATING SYSTEM USING AUTOMOTIVE STARTER SYSTEM' [patent_app_type] => utility [patent_app_number] => 11/930769 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4168 [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] => publications/A1/0107/20090107442.pdf [firstpage_image] =>[orig_patent_app_number] => 11930769 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/930769
High pressure piston pump actuating system using automotive starter system Oct 30, 2007 Issued
Array ( [id] => 49770 [patent_doc_number] => 07770564 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-10 [patent_title] => 'Diffuser plate for improved mixing of EGR gas' [patent_app_type] => utility [patent_app_number] => 11/931032 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2444 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/770/07770564.pdf [firstpage_image] =>[orig_patent_app_number] => 11931032 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/931032
Diffuser plate for improved mixing of EGR gas Oct 30, 2007 Issued
Array ( [id] => 5326959 [patent_doc_number] => 20090107436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-30 [patent_title] => 'Laser igniter having integral pre-combustion chamber' [patent_app_type] => utility [patent_app_number] => 11/980591 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2748 [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] => publications/A1/0107/20090107436.pdf [firstpage_image] =>[orig_patent_app_number] => 11980591 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/980591
Laser igniter having integral pre-combustion chamber Oct 30, 2007 Issued
Array ( [id] => 4556742 [patent_doc_number] => 07827965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-09 [patent_title] => 'Techniques for delivering fuel to a piston aircraft engine' [patent_app_type] => utility [patent_app_number] => 11/928293 [patent_app_country] => US [patent_app_date] => 2007-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3492 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/827/07827965.pdf [firstpage_image] =>[orig_patent_app_number] => 11928293 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/928293
Techniques for delivering fuel to a piston aircraft engine Oct 29, 2007 Issued
Array ( [id] => 4631367 [patent_doc_number] => 08010277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-30 [patent_title] => 'Fuel injection controller and diagnosis method of fuel supply system' [patent_app_type] => utility [patent_app_number] => 11/926996 [patent_app_country] => US [patent_app_date] => 2007-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 21008 [patent_no_of_claims] => 59 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/010/08010277.pdf [firstpage_image] =>[orig_patent_app_number] => 11926996 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/926996
Fuel injection controller and diagnosis method of fuel supply system Oct 28, 2007 Issued
Array ( [id] => 26320 [patent_doc_number] => 07801670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-21 [patent_title] => 'Temporary suspension of oxygen sensor monitoring during braking operations' [patent_app_type] => utility [patent_app_number] => 11/976607 [patent_app_country] => US [patent_app_date] => 2007-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4502 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/801/07801670.pdf [firstpage_image] =>[orig_patent_app_number] => 11976607 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/976607
Temporary suspension of oxygen sensor monitoring during braking operations Oct 24, 2007 Issued
Array ( [id] => 5581910 [patent_doc_number] => 20090101112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'Piezo intensifier fuel injector and engine using same' [patent_app_type] => utility [patent_app_number] => 11/975594 [patent_app_country] => US [patent_app_date] => 2007-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5266 [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] => publications/A1/0101/20090101112.pdf [firstpage_image] =>[orig_patent_app_number] => 11975594 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/975594
Piezo intensifier fuel injector and engine using same Oct 18, 2007 Issued
Array ( [id] => 5382251 [patent_doc_number] => 20090223495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'Control Apparatus of EGR Control Valve' [patent_app_type] => utility [patent_app_number] => 11/873601 [patent_app_country] => US [patent_app_date] => 2007-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4841 [patent_no_of_claims] => 10 [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] => publications/A1/0223/20090223495.pdf [firstpage_image] =>[orig_patent_app_number] => 11873601 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/873601
Control apparatus of EGR control valve Oct 16, 2007 Issued
Array ( [id] => 4530345 [patent_doc_number] => 07874285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Method and device for monitoring an exhaust gas probe' [patent_app_type] => utility [patent_app_number] => 11/906898 [patent_app_country] => US [patent_app_date] => 2007-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6747 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/874/07874285.pdf [firstpage_image] =>[orig_patent_app_number] => 11906898 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/906898
Method and device for monitoring an exhaust gas probe Oct 3, 2007 Issued
Array ( [id] => 4889897 [patent_doc_number] => 20080098993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-01 [patent_title] => 'Fuel Pump Relay Module' [patent_app_type] => utility [patent_app_number] => 11/850016 [patent_app_country] => US [patent_app_date] => 2007-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5944 [patent_no_of_claims] => 20 [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] => publications/A1/0098/20080098993.pdf [firstpage_image] =>[orig_patent_app_number] => 11850016 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/850016
Fuel Pump Relay Module Sep 3, 2007 Abandoned
Array ( [id] => 5306373 [patent_doc_number] => 20090013669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-15 [patent_title] => 'Cylinder Charge Temperature Control for an Internal Combustion Engine' [patent_app_type] => utility [patent_app_number] => 11/776672 [patent_app_country] => US [patent_app_date] => 2007-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 13773 [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] => publications/A1/0013/20090013669.pdf [firstpage_image] =>[orig_patent_app_number] => 11776672 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/776672
Cylinder charge temperature control for an internal combustion engine Jul 11, 2007 Issued
Array ( [id] => 8210684 [patent_doc_number] => 08191536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-06-05 [patent_title] => 'Multi-path evaporative purge system for fuel combusting engine' [patent_app_type] => utility [patent_app_number] => 11/773780 [patent_app_country] => US [patent_app_date] => 2007-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5931 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/191/08191536.pdf [firstpage_image] =>[orig_patent_app_number] => 11773780 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/773780
Multi-path evaporative purge system for fuel combusting engine Jul 4, 2007 Issued
Array ( [id] => 8373610 [patent_doc_number] => 08256398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-04 [patent_title] => 'Fuel supply apparatus and fuel supply method of an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 12/308856 [patent_app_country] => US [patent_app_date] => 2007-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8774 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12308856 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/308856
Fuel supply apparatus and fuel supply method of an internal combustion engine Jun 18, 2007 Issued
Array ( [id] => 4592422 [patent_doc_number] => 07853396 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-12-14 [patent_title] => 'Multifuel internal combustion engine and combustion controlling method thereof' [patent_app_type] => utility [patent_app_number] => 12/442668 [patent_app_country] => US [patent_app_date] => 2007-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 14334 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/853/07853396.pdf [firstpage_image] =>[orig_patent_app_number] => 12442668 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/442668
Multifuel internal combustion engine and combustion controlling method thereof Jun 11, 2007 Issued
Array ( [id] => 4593772 [patent_doc_number] => 07980218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-19 [patent_title] => 'Pump driving device in engine' [patent_app_type] => utility [patent_app_number] => 11/806073 [patent_app_country] => US [patent_app_date] => 2007-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3222 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/980/07980218.pdf [firstpage_image] =>[orig_patent_app_number] => 11806073 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/806073
Pump driving device in engine May 28, 2007 Issued
Array ( [id] => 5399088 [patent_doc_number] => 20090319151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'METHOD AND DEVICE FOR OPERATING AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/301577 [patent_app_country] => US [patent_app_date] => 2007-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4403 [patent_no_of_claims] => 10 [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] => publications/A1/0319/20090319151.pdf [firstpage_image] =>[orig_patent_app_number] => 12301577 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/301577
Method and device for operating an internal combustion engine Apr 18, 2007 Issued
Array ( [id] => 5486380 [patent_doc_number] => 20090276145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-05 [patent_title] => 'SYNCHRONIZATION DEVICE FOR AN ENGINE' [patent_app_type] => utility [patent_app_number] => 12/296968 [patent_app_country] => US [patent_app_date] => 2007-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10791 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0276/20090276145.pdf [firstpage_image] =>[orig_patent_app_number] => 12296968 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/296968
Synchronization device for an engine Mar 22, 2007 Issued
Array ( [id] => 9058023 [patent_doc_number] => 08544454 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-01 [patent_title] => 'Heat exchanger for a motor vehicle' [patent_app_type] => utility [patent_app_number] => 12/282988 [patent_app_country] => US [patent_app_date] => 2007-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 34 [patent_no_of_words] => 15213 [patent_no_of_claims] => 42 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12282988 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/282988
Heat exchanger for a motor vehicle Mar 15, 2007 Issued
Array ( [id] => 8460358 [patent_doc_number] => 08296039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-23 [patent_title] => 'Method and device for the robust estimation of the ratio of injection control parameters to resultant injected fuel quantity' [patent_app_type] => utility [patent_app_number] => 12/279784 [patent_app_country] => US [patent_app_date] => 2007-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4626 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12279784 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/279784
Method and device for the robust estimation of the ratio of injection control parameters to resultant injected fuel quantity Feb 18, 2007 Issued
Menu