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] => 9921564 [patent_doc_number] => 08979516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-17 [patent_title] => 'Back pressure space of a scroll compressor' [patent_app_type] => utility [patent_app_number] => 13/054029 [patent_app_country] => US [patent_app_date] => 2009-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 10658 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 13054029 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/054029
Back pressure space of a scroll compressor Jul 14, 2009 Issued
Array ( [id] => 5986632 [patent_doc_number] => 20110011082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'Emissions Control System Having External Turbocharger Wastegate and Integrated Oxidation Catalyst' [patent_app_type] => utility [patent_app_number] => 12/502645 [patent_app_country] => US [patent_app_date] => 2009-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1752 [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/A1/0011/20110011082.pdf [firstpage_image] =>[orig_patent_app_number] => 12502645 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/502645
Emissions Control System Having External Turbocharger Wastegate and Integrated Oxidation Catalyst Jul 13, 2009 Abandoned
Array ( [id] => 8532312 [patent_doc_number] => 08308462 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-13 [patent_title] => 'Pump assembly with radial clutch for use in power transmission assemblies' [patent_app_type] => utility [patent_app_number] => 12/499846 [patent_app_country] => US [patent_app_date] => 2009-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 4061 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12499846 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/499846
Pump assembly with radial clutch for use in power transmission assemblies Jul 8, 2009 Issued
Array ( [id] => 6128299 [patent_doc_number] => 20110005504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-13 [patent_title] => 'OXIDANT INJECTION DURING COLD ENGINE START' [patent_app_type] => utility [patent_app_number] => 12/498754 [patent_app_country] => US [patent_app_date] => 2009-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5973 [patent_no_of_claims] => 21 [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/A1/0005/20110005504.pdf [firstpage_image] =>[orig_patent_app_number] => 12498754 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/498754
Oxidant injection during cold engine start Jul 6, 2009 Issued
Array ( [id] => 7548998 [patent_doc_number] => 08061327 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-22 [patent_title] => 'Tangential combustion turbine' [patent_app_type] => utility [patent_app_number] => 12/498794 [patent_app_country] => US [patent_app_date] => 2009-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4465 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/061/08061327.pdf [firstpage_image] =>[orig_patent_app_number] => 12498794 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/498794
Tangential combustion turbine Jul 6, 2009 Issued
Array ( [id] => 8651377 [patent_doc_number] => 08371118 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-12 [patent_title] => 'Oxidant injection to reduce turbo lag' [patent_app_type] => utility [patent_app_number] => 12/498762 [patent_app_country] => US [patent_app_date] => 2009-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5331 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12498762 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/498762
Oxidant injection to reduce turbo lag Jul 6, 2009 Issued
Array ( [id] => 8554078 [patent_doc_number] => 08328544 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-11 [patent_title] => 'Bearings of a scroll type machine with crank mechanism' [patent_app_type] => utility [patent_app_number] => 12/496975 [patent_app_country] => US [patent_app_date] => 2009-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 15635 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12496975 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/496975
Bearings of a scroll type machine with crank mechanism Jul 1, 2009 Issued
Array ( [id] => 6560538 [patent_doc_number] => 20100319652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-23 [patent_title] => 'ROTOR HOUSING ASSEMBLY FOR ROTARY ENGINE AND RELATED DEVICES AND METHODS' [patent_app_type] => utility [patent_app_number] => 12/487055 [patent_app_country] => US [patent_app_date] => 2009-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2531 [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/A1/0319/20100319652.pdf [firstpage_image] =>[orig_patent_app_number] => 12487055 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/487055
ROTOR HOUSING ASSEMBLY FOR ROTARY ENGINE AND RELATED DEVICES AND METHODS Jun 17, 2009 Abandoned
Array ( [id] => 9230763 [patent_doc_number] => 08596063 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-03 [patent_title] => 'Exhaust treatment system for an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 12/487175 [patent_app_country] => US [patent_app_date] => 2009-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2742 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12487175 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/487175
Exhaust treatment system for an internal combustion engine Jun 17, 2009 Issued
Array ( [id] => 5302729 [patent_doc_number] => 20090297381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Scroll fluid machine' [patent_app_type] => utility [patent_app_number] => 12/457134 [patent_app_country] => US [patent_app_date] => 2009-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2699 [patent_no_of_claims] => 12 [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/A1/0297/20090297381.pdf [firstpage_image] =>[orig_patent_app_number] => 12457134 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/457134
Anti-self rotation mechanism of a scroll fluid machine Jun 1, 2009 Issued
Array ( [id] => 5302726 [patent_doc_number] => 20090297378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Compressor having capacity modulation system' [patent_app_type] => utility [patent_app_number] => 12/474806 [patent_app_country] => US [patent_app_date] => 2009-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5303 [patent_no_of_claims] => 20 [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/A1/0297/20090297378.pdf [firstpage_image] =>[orig_patent_app_number] => 12474806 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/474806
Compressor having capacity modulation system May 28, 2009 Issued
Array ( [id] => 4429926 [patent_doc_number] => 07967582 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-28 [patent_title] => 'Compressor having capacity modulation system' [patent_app_type] => utility [patent_app_number] => 12/474736 [patent_app_country] => US [patent_app_date] => 2009-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 4757 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/967/07967582.pdf [firstpage_image] =>[orig_patent_app_number] => 12474736 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/474736
Compressor having capacity modulation system May 28, 2009 Issued
Array ( [id] => 5302728 [patent_doc_number] => 20090297380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Compressor having capacity modulation system' [patent_app_type] => utility [patent_app_number] => 12/474954 [patent_app_country] => US [patent_app_date] => 2009-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4862 [patent_no_of_claims] => 17 [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/A1/0297/20090297380.pdf [firstpage_image] =>[orig_patent_app_number] => 12474954 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/474954
Compressor having capacity modulation system May 28, 2009 Issued
Array ( [id] => 9231702 [patent_doc_number] => 08597002 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-03 [patent_title] => 'Hydraulic machine with vane retaining mechanism' [patent_app_type] => utility [patent_app_number] => 12/466280 [patent_app_country] => US [patent_app_date] => 2009-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 57 [patent_no_of_words] => 16943 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12466280 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/466280
Hydraulic machine with vane retaining mechanism May 13, 2009 Issued
Array ( [id] => 6535542 [patent_doc_number] => 20100270747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'NON-METALLIC BRUSH SEAL' [patent_app_type] => utility [patent_app_number] => 12/429254 [patent_app_country] => US [patent_app_date] => 2009-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2577 [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/A1/0270/20100270747.pdf [firstpage_image] =>[orig_patent_app_number] => 12429254 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/429254
NON-METALLIC BRUSH SEAL Apr 23, 2009 Abandoned
Array ( [id] => 6229871 [patent_doc_number] => 20100263616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-21 [patent_title] => 'Internal combustion two stroke oscillating engine' [patent_app_type] => utility [patent_app_number] => 12/386476 [patent_app_country] => US [patent_app_date] => 2009-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4504 [patent_no_of_claims] => 10 [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/A1/0263/20100263616.pdf [firstpage_image] =>[orig_patent_app_number] => 12386476 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/386476
Internal combustion two stroke oscillating engine Apr 19, 2009 Issued
Array ( [id] => 8590773 [patent_doc_number] => 08348646 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-08 [patent_title] => 'Variable displacement vane pump' [patent_app_type] => utility [patent_app_number] => 12/385565 [patent_app_country] => US [patent_app_date] => 2009-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5533 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 374 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12385565 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/385565
Variable displacement vane pump Apr 12, 2009 Issued
Array ( [id] => 5457746 [patent_doc_number] => 20090257898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-15 [patent_title] => 'ROTARY PUMP OR MOTOR WITH ORBITAL PISTON ASPIRATION' [patent_app_type] => utility [patent_app_number] => 12/421955 [patent_app_country] => US [patent_app_date] => 2009-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6400 [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] => publications/A1/0257/20090257898.pdf [firstpage_image] =>[orig_patent_app_number] => 12421955 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/421955
Rotary pump or motor with orbital piston aspiration Apr 9, 2009 Issued
Array ( [id] => 7722837 [patent_doc_number] => 08096103 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-17 [patent_title] => 'External combustion engine with a general wheel rotation power motor' [patent_app_type] => utility [patent_app_number] => 12/419587 [patent_app_country] => US [patent_app_date] => 2009-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 5728 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/096/08096103.pdf [firstpage_image] =>[orig_patent_app_number] => 12419587 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/419587
External combustion engine with a general wheel rotation power motor Apr 6, 2009 Issued
Array ( [id] => 8554075 [patent_doc_number] => 08328543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-11 [patent_title] => 'Contoured check valve disc and scroll compressor incorporating same' [patent_app_type] => utility [patent_app_number] => 12/418326 [patent_app_country] => US [patent_app_date] => 2009-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 7520 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12418326 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/418326
Contoured check valve disc and scroll compressor incorporating same Apr 2, 2009 Issued
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