Search

John M. Hoffmann

Examiner (ID: 13343, Phone: (571)272-1191 , Office: P/1741 )

Most Active Art Unit
1731
Art Unit(s)
1741, 1303, 1731, 1791, 1712, 1304
Total Applications
1565
Issued Applications
722
Pending Applications
142
Abandoned Applications
703

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9215518 [patent_doc_number] => 08628313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-14 [patent_title] => 'Scroll fluid machine with a coating layer' [patent_app_type] => utility [patent_app_number] => 12/843715 [patent_app_country] => US [patent_app_date] => 2010-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 13102 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12843715 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/843715
Scroll fluid machine with a coating layer Jul 25, 2010 Issued
Array ( [id] => 9045380 [patent_doc_number] => 08539931 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-09-24 [patent_title] => 'Rotary internal combustion diesel engine' [patent_app_type] => utility [patent_app_number] => 12/802619 [patent_app_country] => US [patent_app_date] => 2010-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 28 [patent_no_of_words] => 10012 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12802619 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/802619
Rotary internal combustion diesel engine Jun 9, 2010 Issued
Array ( [id] => 6072294 [patent_doc_number] => 20110138774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-16 [patent_title] => 'INTAKE AIR HEATING AND EXHAUST COOLING' [patent_app_type] => utility [patent_app_number] => 12/793074 [patent_app_country] => US [patent_app_date] => 2010-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4731 [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/A1/0138/20110138774.pdf [firstpage_image] =>[orig_patent_app_number] => 12793074 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/793074
Intake air heating and exhaust cooling Jun 2, 2010 Issued
Array ( [id] => 8720058 [patent_doc_number] => 20130071275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-21 [patent_title] => 'VARIABLE DISPLACEMENT LUBRICANT PUMP' [patent_app_type] => utility [patent_app_number] => 13/700136 [patent_app_country] => US [patent_app_date] => 2010-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2061 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13700136 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/700136
Variable displacement lubricant pump May 27, 2010 Issued
Array ( [id] => 9439574 [patent_doc_number] => 08708678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-29 [patent_title] => 'Gear pump' [patent_app_type] => utility [patent_app_number] => 12/788818 [patent_app_country] => US [patent_app_date] => 2010-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 2337 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12788818 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/788818
Gear pump May 26, 2010 Issued
Array ( [id] => 8696814 [patent_doc_number] => 20130058823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-07 [patent_title] => 'SCREW VACUUM PUMP' [patent_app_type] => utility [patent_app_number] => 13/698691 [patent_app_country] => US [patent_app_date] => 2010-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4669 [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] => 13698691 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/698691
SCREW VACUUM PUMP May 12, 2010 Abandoned
Array ( [id] => 6483074 [patent_doc_number] => 20100199664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-12 [patent_title] => 'DEVICE AND METHOD FOR RECIRCULATING EXHAUST GAS IN AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/766469 [patent_app_country] => US [patent_app_date] => 2010-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2146 [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] => publications/A1/0199/20100199664.pdf [firstpage_image] =>[orig_patent_app_number] => 12766469 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/766469
DEVICE AND METHOD FOR RECIRCULATING EXHAUST GAS IN AN INTERNAL COMBUSTION ENGINE Apr 22, 2010 Abandoned
Array ( [id] => 6061874 [patent_doc_number] => 20110200475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-18 [patent_title] => 'SCROLL COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 13/123836 [patent_app_country] => US [patent_app_date] => 2010-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7482 [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] => publications/A1/0200/20110200475.pdf [firstpage_image] =>[orig_patent_app_number] => 13123836 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/123836
Scroll compressor with stepped spiral wraps Apr 21, 2010 Issued
Array ( [id] => 7769820 [patent_doc_number] => 08117826 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-02-21 [patent_title] => 'External combustion engine with rotary piston controlled valve' [patent_app_type] => utility [patent_app_number] => 12/763608 [patent_app_country] => US [patent_app_date] => 2010-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 4869 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/117/08117826.pdf [firstpage_image] =>[orig_patent_app_number] => 12763608 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/763608
External combustion engine with rotary piston controlled valve Apr 19, 2010 Issued
Array ( [id] => 8993832 [patent_doc_number] => 08517708 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-27 [patent_title] => 'Fuel pump with axial slide gap' [patent_app_type] => utility [patent_app_number] => 12/761519 [patent_app_country] => US [patent_app_date] => 2010-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 6940 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 575 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12761519 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/761519
Fuel pump with axial slide gap Apr 15, 2010 Issued
Array ( [id] => 6307786 [patent_doc_number] => 20100192896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-05 [patent_title] => 'INTERNAL COMBUSTION ENGINES WITH RING-SHAPED CYLINDERS' [patent_app_type] => utility [patent_app_number] => 12/756936 [patent_app_country] => US [patent_app_date] => 2010-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3645 [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/A1/0192/20100192896.pdf [firstpage_image] =>[orig_patent_app_number] => 12756936 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/756936
INTERNAL COMBUSTION ENGINES WITH RING-SHAPED CYLINDERS Apr 7, 2010 Abandoned
Array ( [id] => 9661006 [patent_doc_number] => 08807973 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-08-19 [patent_title] => 'Rotary-type 2-stage compressor' [patent_app_type] => utility [patent_app_number] => 13/063351 [patent_app_country] => US [patent_app_date] => 2010-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7112 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13063351 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/063351
Rotary-type 2-stage compressor Apr 6, 2010 Issued
Array ( [id] => 4526785 [patent_doc_number] => 07887309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-15 [patent_title] => 'Gear pump having optimal axial play' [patent_app_type] => utility [patent_app_number] => 12/754404 [patent_app_country] => US [patent_app_date] => 2010-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 3951 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/887/07887309.pdf [firstpage_image] =>[orig_patent_app_number] => 12754404 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/754404
Gear pump having optimal axial play Apr 4, 2010 Issued
Array ( [id] => 7665847 [patent_doc_number] => 20110315116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-29 [patent_title] => ' Engine' [patent_app_type] => utility [patent_app_number] => 13/254186 [patent_app_country] => US [patent_app_date] => 2010-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4499 [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] => 13254186 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/254186
Rotary piston engine with L-shaped piston and cylinder Mar 23, 2010 Issued
Array ( [id] => 8800580 [patent_doc_number] => 08438848 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-14 [patent_title] => 'Engine with turbocharger and EGR' [patent_app_type] => utility [patent_app_number] => 13/260395 [patent_app_country] => US [patent_app_date] => 2010-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6597 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13260395 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/260395
Engine with turbocharger and EGR Mar 22, 2010 Issued
Array ( [id] => 11522215 [patent_doc_number] => 09605604 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-28 [patent_title] => 'Turbocharger control' [patent_app_type] => utility [patent_app_number] => 12/726283 [patent_app_country] => US [patent_app_date] => 2010-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5583 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12726283 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/726283
Turbocharger control Mar 16, 2010 Issued
Array ( [id] => 6088911 [patent_doc_number] => 20110000208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-06 [patent_title] => 'Multi-stage turbocharger system' [patent_app_type] => utility [patent_app_number] => 12/718645 [patent_app_country] => US [patent_app_date] => 2010-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10351 [patent_no_of_claims] => 34 [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/A1/0000/20110000208.pdf [firstpage_image] =>[orig_patent_app_number] => 12718645 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/718645
Multi-stage turbocharger system with exhaust control valve Mar 4, 2010 Issued
Array ( [id] => 6236934 [patent_doc_number] => 20100132358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-03 [patent_title] => 'TURBOCHARGER BEARING ASSEMBLY AND LUBRICATION THEREOF' [patent_app_type] => utility [patent_app_number] => 12/697678 [patent_app_country] => US [patent_app_date] => 2010-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5413 [patent_no_of_claims] => 20 [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] => publications/A1/0132/20100132358.pdf [firstpage_image] =>[orig_patent_app_number] => 12697678 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/697678
Turbocharger bearing assembly and lubrication thereof Jan 31, 2010 Issued
Array ( [id] => 6164561 [patent_doc_number] => 20110194965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-11 [patent_title] => 'SCROLL COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 13/122283 [patent_app_country] => US [patent_app_date] => 2010-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8150 [patent_no_of_claims] => 13 [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/A1/0194/20110194965.pdf [firstpage_image] =>[orig_patent_app_number] => 13122283 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/122283
Lubrication of a scroll compressor Jan 27, 2010 Issued
Array ( [id] => 6222185 [patent_doc_number] => 20100180592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'Turbocharger' [patent_app_type] => utility [patent_app_number] => 12/690767 [patent_app_country] => US [patent_app_date] => 2010-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6595 [patent_no_of_claims] => 28 [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/A1/0180/20100180592.pdf [firstpage_image] =>[orig_patent_app_number] => 12690767 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/690767
Turbocharger core Jan 19, 2010 Issued
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