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] => 9857172 [patent_doc_number] => 20150037190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-02-05 [patent_title] => 'OLDHAM COUPLING WITH ENHANCED KEY SURFACE IN A SCROLL COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 14/448378 [patent_app_country] => US [patent_app_date] => 2014-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3804 [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] => 14448378 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/448378
Oldham coupling with enhanced key surface in a scroll compressor Jul 30, 2014 Issued
Array ( [id] => 10807190 [patent_doc_number] => 20160153348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-02 [patent_title] => 'FIXED-RAIL ROTOR PUMP AND FIXED-RAIL ROTOR PUMP COMBINED SUPERCHARGING INTERNAL-COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/906884 [patent_app_country] => US [patent_app_date] => 2014-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9015 [patent_no_of_claims] => 19 [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] => 14906884 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/906884
Fixed-rail rotor pump and fixed-rail rotor pump combined supercharging internal-combustion engine Jul 23, 2014 Issued
Array ( [id] => 10915104 [patent_doc_number] => 20140318123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'ROTARY INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 14/331101 [patent_app_country] => US [patent_app_date] => 2014-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 11230 [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] => 14331101 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/331101
Rotary internal combustion engine Jul 13, 2014 Issued
Array ( [id] => 11543177 [patent_doc_number] => 20170097002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-06 [patent_title] => 'FLUID COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 15/311545 [patent_app_country] => US [patent_app_date] => 2014-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8939 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15311545 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/311545
Fluid compressor having discharge valve and valve retainer Jun 30, 2014 Issued
Array ( [id] => 11520906 [patent_doc_number] => 09604289 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-28 [patent_title] => 'Long reach spindle drive systems and method' [patent_app_type] => utility [patent_app_number] => 14/315441 [patent_app_country] => US [patent_app_date] => 2014-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 24 [patent_no_of_words] => 12946 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14315441 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/315441
Long reach spindle drive systems and method Jun 25, 2014 Issued
Array ( [id] => 11522286 [patent_doc_number] => 09605675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-28 [patent_title] => 'Scroll compressor with an arcuate and a logarithmic spiral sections' [patent_app_type] => utility [patent_app_number] => 14/299077 [patent_app_country] => US [patent_app_date] => 2014-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4222 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14299077 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/299077
Scroll compressor with an arcuate and a logarithmic spiral sections Jun 8, 2014 Issued
Array ( [id] => 13038725 [patent_doc_number] => 10041492 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-07 [patent_title] => Fluid pump having a return passage parallel to a suction passage [patent_app_type] => utility [patent_app_number] => 14/895530 [patent_app_country] => US [patent_app_date] => 2014-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 7061 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14895530 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/895530
Fluid pump having a return passage parallel to a suction passage Jun 2, 2014 Issued
Array ( [id] => 13118851 [patent_doc_number] => 10077773 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-18 [patent_title] => Two-shaft rotary pump with escape holes [patent_app_type] => utility [patent_app_number] => 14/782735 [patent_app_country] => US [patent_app_date] => 2014-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 12596 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14782735 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/782735
Two-shaft rotary pump with escape holes May 28, 2014 Issued
Array ( [id] => 11507864 [patent_doc_number] => 09599014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-03-21 [patent_title] => 'Wastegate control using non-harmonic oscillations' [patent_app_type] => utility [patent_app_number] => 14/286702 [patent_app_country] => US [patent_app_date] => 2014-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6910 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14286702 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/286702
Wastegate control using non-harmonic oscillations May 22, 2014 Issued
Array ( [id] => 10923203 [patent_doc_number] => 20140326223 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-06 [patent_title] => 'FLUID LINE COUPLING' [patent_app_type] => utility [patent_app_number] => 14/269051 [patent_app_country] => US [patent_app_date] => 2014-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5863 [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] => 14269051 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/269051
Fluid line coupling May 1, 2014 Issued
Array ( [id] => 11895760 [patent_doc_number] => 09765687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-19 [patent_title] => 'Turbocharger with variable-vane turbine nozzle having a gas pressure-responsive vane clearance control member' [patent_app_type] => utility [patent_app_number] => 14/264848 [patent_app_country] => US [patent_app_date] => 2014-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5772 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 542 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14264848 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/264848
Turbocharger with variable-vane turbine nozzle having a gas pressure-responsive vane clearance control member Apr 28, 2014 Issued
Array ( [id] => 13128209 [patent_doc_number] => 10082028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-25 [patent_title] => Rotary volumetric machine with three pistons [patent_app_type] => utility [patent_app_number] => 14/787232 [patent_app_country] => US [patent_app_date] => 2014-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 51 [patent_no_of_words] => 12730 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14787232 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/787232
Rotary volumetric machine with three pistons Apr 24, 2014 Issued
Array ( [id] => 10762580 [patent_doc_number] => 20160108733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-21 [patent_title] => 'A SILENT GEAR PUMP OR MOTOR SUPPRESSING TROUBLES OF TRAPPING FLUID' [patent_app_type] => utility [patent_app_number] => 14/785303 [patent_app_country] => US [patent_app_date] => 2014-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3875 [patent_no_of_claims] => 5 [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] => 14785303 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/785303
Silent gear pump or motor suppressing troubles of trapping fluid Apr 15, 2014 Issued
Array ( [id] => 10149581 [patent_doc_number] => 09181860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-11-10 [patent_title] => 'Control device and control method for internal combustion engine' [patent_app_type] => utility [patent_app_number] => 14/250931 [patent_app_country] => US [patent_app_date] => 2014-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7116 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14250931 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/250931
Control device and control method for internal combustion engine Apr 10, 2014 Issued
Array ( [id] => 10737934 [patent_doc_number] => 20160084085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-24 [patent_title] => 'STATOR FOR A FEED PUMP' [patent_app_type] => utility [patent_app_number] => 14/889399 [patent_app_country] => US [patent_app_date] => 2014-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4469 [patent_no_of_claims] => 14 [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] => 14889399 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/889399
Stator for an eccentric screw pump Apr 8, 2014 Issued
Array ( [id] => 12964021 [patent_doc_number] => 09874212 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-23 [patent_title] => Housing for a fan of a scroll compressor [patent_app_type] => utility [patent_app_number] => 14/780263 [patent_app_country] => US [patent_app_date] => 2014-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 3139 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14780263 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/780263
Housing for a fan of a scroll compressor Mar 24, 2014 Issued
Array ( [id] => 11888665 [patent_doc_number] => 09759218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-12 [patent_title] => 'Supercharger with sun gear and planetary gears' [patent_app_type] => utility [patent_app_number] => 14/211519 [patent_app_country] => US [patent_app_date] => 2014-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5636 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14211519 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/211519
Supercharger with sun gear and planetary gears Mar 13, 2014 Issued
Array ( [id] => 10375082 [patent_doc_number] => 20150260089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-17 [patent_title] => 'DEVICE FOR COOLING AND PRESSURIZATION' [patent_app_type] => utility [patent_app_number] => 14/213648 [patent_app_country] => US [patent_app_date] => 2014-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1197 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14213648 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/213648
DEVICE FOR COOLING AND PRESSURIZATION Mar 13, 2014 Abandoned
Array ( [id] => 9719532 [patent_doc_number] => 20140255231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-11 [patent_title] => 'SCROLL COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 14/196546 [patent_app_country] => US [patent_app_date] => 2014-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 9054 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14196546 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/196546
Scroll compressor with a balancer and elastic member Mar 3, 2014 Issued
Array ( [id] => 9685163 [patent_doc_number] => 20140241926 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-28 [patent_title] => 'Apparatus and Method for Oil Equalization in Multiple-Compressor Systems' [patent_app_type] => utility [patent_app_number] => 14/190268 [patent_app_country] => US [patent_app_date] => 2014-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8934 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 6 [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] => 14190268 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/190268
Apparatus and method for oil equalization in multiple-compressor systems Feb 25, 2014 Issued
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