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] => 6245038 [patent_doc_number] => 20100135839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-03 [patent_title] => 'SCREW COMPRESSOR WITH INTEGRAL BEARING COVER AND DISCHARGE PLENUM DIVIDER' [patent_app_type] => utility [patent_app_number] => 12/444614 [patent_app_country] => US [patent_app_date] => 2006-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 937 [patent_no_of_claims] => 6 [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/A1/0135/20100135839.pdf [firstpage_image] =>[orig_patent_app_number] => 12444614 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/444614
SCREW COMPRESSOR WITH INTEGRAL BEARING COVER AND DISCHARGE PLENUM DIVIDER Dec 25, 2006 Abandoned
Array ( [id] => 8434604 [patent_doc_number] => 08282370 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-09 [patent_title] => 'Stepped scroll compressor with changing step mesh gaps' [patent_app_type] => utility [patent_app_number] => 12/442256 [patent_app_country] => US [patent_app_date] => 2006-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4598 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12442256 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/442256
Stepped scroll compressor with changing step mesh gaps Dec 19, 2006 Issued
Array ( [id] => 5397213 [patent_doc_number] => 20090317276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'SCROLL COMPRESSOR HAVING ROTATION PREVENTION MECHANISM' [patent_app_type] => utility [patent_app_number] => 12/306055 [patent_app_country] => US [patent_app_date] => 2006-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3460 [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] => publications/A1/0317/20090317276.pdf [firstpage_image] =>[orig_patent_app_number] => 12306055 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/306055
SCROLL COMPRESSOR HAVING ROTATION PREVENTION MECHANISM Dec 13, 2006 Abandoned
Array ( [id] => 4948864 [patent_doc_number] => 20080304990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'Screw Compressor' [patent_app_type] => utility [patent_app_number] => 12/096936 [patent_app_country] => US [patent_app_date] => 2006-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5738 [patent_no_of_claims] => 18 [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/A1/0304/20080304990.pdf [firstpage_image] =>[orig_patent_app_number] => 12096936 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/096936
Screw compressor Dec 11, 2006 Issued
Array ( [id] => 4948835 [patent_doc_number] => 20080304961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'Noise Reduced Variable Displacement Vane Pump' [patent_app_type] => utility [patent_app_number] => 12/096653 [patent_app_country] => US [patent_app_date] => 2006-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2854 [patent_no_of_claims] => 11 [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/A1/0304/20080304961.pdf [firstpage_image] =>[orig_patent_app_number] => 12096653 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/096653
Noise Reduced Variable Displacement Vane Pump Dec 10, 2006 Abandoned
Array ( [id] => 5302733 [patent_doc_number] => 20090297385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'Rotary Motor With Intermittent Movements of the Rotors' [patent_app_type] => utility [patent_app_number] => 12/085524 [patent_app_country] => US [patent_app_date] => 2006-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 3653 [patent_no_of_claims] => 12 [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/A1/0297/20090297385.pdf [firstpage_image] =>[orig_patent_app_number] => 12085524 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/085524
Rotary Motor With Intermittent Movements of the Rotors Nov 26, 2006 Abandoned
Array ( [id] => 5176943 [patent_doc_number] => 20070178003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-02 [patent_title] => 'GEAR PUMP WITH RIPPLE CHAMBER FOR LOW NOISE AND PRESSURE RIPPLES' [patent_app_type] => utility [patent_app_number] => 11/562814 [patent_app_country] => US [patent_app_date] => 2006-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2086 [patent_no_of_claims] => 5 [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/A1/0178/20070178003.pdf [firstpage_image] =>[orig_patent_app_number] => 11562814 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/562814
GEAR PUMP WITH RIPPLE CHAMBER FOR LOW NOISE AND PRESSURE RIPPLES Nov 21, 2006 Abandoned
Array ( [id] => 4839224 [patent_doc_number] => 20080279709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-13 [patent_title] => 'Driven Vane Compressor' [patent_app_type] => utility [patent_app_number] => 12/093695 [patent_app_country] => US [patent_app_date] => 2006-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3687 [patent_no_of_claims] => 18 [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/A1/0279/20080279709.pdf [firstpage_image] =>[orig_patent_app_number] => 12093695 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/093695
Driven Vane Compressor Nov 14, 2006 Abandoned
Array ( [id] => 5062425 [patent_doc_number] => 20070224064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'Pump Apparatus And Methods For Using Same' [patent_app_type] => utility [patent_app_number] => 11/560024 [patent_app_country] => US [patent_app_date] => 2006-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5548 [patent_no_of_claims] => 29 [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/A1/0224/20070224064.pdf [firstpage_image] =>[orig_patent_app_number] => 11560024 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/560024
Pump Apparatus And Methods For Using Same Nov 14, 2006 Abandoned
Array ( [id] => 8687864 [patent_doc_number] => 08387386 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-05 [patent_title] => 'Combination rankine cycle system and hydraulic accumulator system' [patent_app_type] => utility [patent_app_number] => 11/559828 [patent_app_country] => US [patent_app_date] => 2006-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4155 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11559828 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/559828
Combination rankine cycle system and hydraulic accumulator system Nov 13, 2006 Issued
Array ( [id] => 865529 [patent_doc_number] => 07363761 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-04-29 [patent_title] => 'Exhaust gas throttle for divided turbine housing turbocharger' [patent_app_type] => utility [patent_app_number] => 11/555256 [patent_app_country] => US [patent_app_date] => 2006-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1934 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/363/07363761.pdf [firstpage_image] =>[orig_patent_app_number] => 11555256 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/555256
Exhaust gas throttle for divided turbine housing turbocharger Oct 30, 2006 Issued
Array ( [id] => 4889639 [patent_doc_number] => 20080098734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-01 [patent_title] => 'Engine Control Method' [patent_app_type] => utility [patent_app_number] => 11/553940 [patent_app_country] => US [patent_app_date] => 2006-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3458 [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/A1/0098/20080098734.pdf [firstpage_image] =>[orig_patent_app_number] => 11553940 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/553940
Engine Control Method Oct 26, 2006 Abandoned
Array ( [id] => 891958 [patent_doc_number] => 07341042 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-03-11 [patent_title] => 'Rotary positive displacement control system and apparatus' [patent_app_type] => utility [patent_app_number] => 11/585942 [patent_app_country] => US [patent_app_date] => 2006-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 32 [patent_no_of_words] => 3982 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/341/07341042.pdf [firstpage_image] =>[orig_patent_app_number] => 11585942 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/585942
Rotary positive displacement control system and apparatus Oct 24, 2006 Issued
Array ( [id] => 5330107 [patent_doc_number] => 20090110584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-30 [patent_title] => 'High pressure telescoping gear pumps and motors' [patent_app_type] => utility [patent_app_number] => 11/548465 [patent_app_country] => US [patent_app_date] => 2006-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 814 [patent_no_of_claims] => 2 [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/A1/0110/20090110584.pdf [firstpage_image] =>[orig_patent_app_number] => 11548465 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/548465
High pressure telescoping gear pumps and motors Oct 10, 2006 Issued
Array ( [id] => 148509 [patent_doc_number] => 07677041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-16 [patent_title] => 'Bearing systems for high-speed rotating machinery' [patent_app_type] => utility [patent_app_number] => 11/546138 [patent_app_country] => US [patent_app_date] => 2006-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3292 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/677/07677041.pdf [firstpage_image] =>[orig_patent_app_number] => 11546138 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/546138
Bearing systems for high-speed rotating machinery Oct 10, 2006 Issued
Array ( [id] => 5434823 [patent_doc_number] => 20090169409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-02 [patent_title] => 'Vane machine, in particular vane pump' [patent_app_type] => utility [patent_app_number] => 11/920764 [patent_app_country] => US [patent_app_date] => 2006-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 2770 [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/A1/0169/20090169409.pdf [firstpage_image] =>[orig_patent_app_number] => 11920764 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/920764
Vane machine, in particular vane pump Oct 9, 2006 Issued
Array ( [id] => 5334654 [patent_doc_number] => 20090051118 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'GASKET PART FOR A PUMP' [patent_app_type] => utility [patent_app_number] => 12/088862 [patent_app_country] => US [patent_app_date] => 2006-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3193 [patent_no_of_claims] => 16 [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/A1/0051/20090051118.pdf [firstpage_image] =>[orig_patent_app_number] => 12088862 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/088862
Gasket part for a pump Oct 2, 2006 Issued
Array ( [id] => 379140 [patent_doc_number] => 07308788 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-12-18 [patent_title] => 'Engine and method for counteracting face plugging of a diesel oxidation catalyst' [patent_app_type] => utility [patent_app_number] => 11/537225 [patent_app_country] => US [patent_app_date] => 2006-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2195 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/308/07308788.pdf [firstpage_image] =>[orig_patent_app_number] => 11537225 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/537225
Engine and method for counteracting face plugging of a diesel oxidation catalyst Sep 28, 2006 Issued
Array ( [id] => 5569253 [patent_doc_number] => 20090252631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'MAGNETIC TRAP FOR FERROUS CONTAMINANTS IN LUBRICANT' [patent_app_type] => utility [patent_app_number] => 11/574540 [patent_app_country] => US [patent_app_date] => 2006-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2037 [patent_no_of_claims] => 25 [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/A1/0252/20090252631.pdf [firstpage_image] =>[orig_patent_app_number] => 11574540 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/574540
Magnetic trap for ferrous contaminants in lubricant Sep 28, 2006 Issued
Array ( [id] => 5132886 [patent_doc_number] => 20070074513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-05 [patent_title] => 'TURBO CHARGING IN A VARIABLE DISPLACEMENT ENGINE' [patent_app_type] => utility [patent_app_number] => 11/535100 [patent_app_country] => US [patent_app_date] => 2006-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2157 [patent_no_of_claims] => 4 [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/A1/0074/20070074513.pdf [firstpage_image] =>[orig_patent_app_number] => 11535100 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/535100
TURBO CHARGING IN A VARIABLE DISPLACEMENT ENGINE Sep 25, 2006 Abandoned
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