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] => 12815665 [patent_doc_number] => 20180163725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-14 [patent_title] => Eccentric Compensating Torsional Drive System [patent_app_type] => utility [patent_app_number] => 15/373979 [patent_app_country] => US [patent_app_date] => 2016-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7913 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 465 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15373979 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/373979
Eccentric compensating torsional drive system Dec 8, 2016 Issued
Array ( [id] => 11707238 [patent_doc_number] => 20170175737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'VANE PUMP DEVICE' [patent_app_type] => utility [patent_app_number] => 15/373643 [patent_app_country] => US [patent_app_date] => 2016-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 23485 [patent_no_of_claims] => 7 [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] => 15373643 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/373643
Supplying pressurized fluid to the vane groove for a vane pump device Dec 8, 2016 Issued
Array ( [id] => 14295895 [patent_doc_number] => 10288066 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-14 [patent_title] => Oil pump with sloping extension portion between discharge [patent_app_type] => utility [patent_app_number] => 15/374633 [patent_app_country] => US [patent_app_date] => 2016-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 4181 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15374633 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/374633
Oil pump with sloping extension portion between discharge Dec 8, 2016 Issued
Array ( [id] => 11691770 [patent_doc_number] => 20170167485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'SCROLL COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 15/372762 [patent_app_country] => US [patent_app_date] => 2016-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 9607 [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] => 15372762 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/372762
Scroll compressor with decompression member Dec 7, 2016 Issued
Array ( [id] => 15817945 [patent_doc_number] => 10634143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-28 [patent_title] => Thermal and sound optimized lattice-cored additive manufactured compressor components [patent_app_type] => utility [patent_app_number] => 15/366885 [patent_app_country] => US [patent_app_date] => 2016-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 49 [patent_no_of_words] => 16501 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 15366885 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/366885
Thermal and sound optimized lattice-cored additive manufactured compressor components Nov 30, 2016 Issued
Array ( [id] => 11714062 [patent_doc_number] => 20170182561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-29 [patent_title] => 'HIGH-STRENGTH LIGHT-WEIGHT LATTICE-CORED ADDITIVE MANUFACTURED COMPRESSOR COMPONENTS' [patent_app_type] => utility [patent_app_number] => 15/366871 [patent_app_country] => US [patent_app_date] => 2016-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 16565 [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] => 15366871 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/366871
High-strength light-weight lattice-cored additive manufactured compressor components Nov 30, 2016 Issued
Array ( [id] => 13553627 [patent_doc_number] => 20180328361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => SCROLL FLUID MACHINE [patent_app_type] => utility [patent_app_number] => 15/777462 [patent_app_country] => US [patent_app_date] => 2016-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15777462 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/777462
SCROLL FLUID MACHINE Nov 17, 2016 Abandoned
Array ( [id] => 14295893 [patent_doc_number] => 10288065 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-05-14 [patent_title] => Mud motor coupling system [patent_app_type] => utility [patent_app_number] => 15/355681 [patent_app_country] => US [patent_app_date] => 2016-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 25 [patent_no_of_words] => 6908 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 369 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15355681 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/355681
Mud motor coupling system Nov 17, 2016 Issued
Array ( [id] => 14949873 [patent_doc_number] => 10436197 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-08 [patent_title] => Optimized helix angle rotors for roots-style supercharger [patent_app_type] => utility [patent_app_number] => 15/354234 [patent_app_country] => US [patent_app_date] => 2016-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7139 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [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] => 15354234 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/354234
Optimized helix angle rotors for roots-style supercharger Nov 16, 2016 Issued
Array ( [id] => 16415293 [patent_doc_number] => 10823173 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Rotary compressor arrangement with stationary shaft with inlet and outlet and a cylindrical piston rotated by a satellite element [patent_app_type] => utility [patent_app_number] => 15/776472 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 5109 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15776472 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/776472
Rotary compressor arrangement with stationary shaft with inlet and outlet and a cylindrical piston rotated by a satellite element Nov 13, 2016 Issued
Array ( [id] => 14361583 [patent_doc_number] => 10302082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-28 [patent_title] => Pump motor for high temperature fluids [patent_app_type] => utility [patent_app_number] => 15/351106 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6418 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15351106 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/351106
Pump motor for high temperature fluids Nov 13, 2016 Issued
Array ( [id] => 16306054 [patent_doc_number] => 10774835 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Vacuum pump with sound absorption and check valve [patent_app_type] => utility [patent_app_number] => 15/778119 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2561 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15778119 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/778119
Vacuum pump with sound absorption and check valve Nov 13, 2016 Issued
Array ( [id] => 11971922 [patent_doc_number] => 20170276076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'SUPERCHARGER BYPASS VALVE AND METHOD OF CONTROLLING SAME' [patent_app_type] => utility [patent_app_number] => 15/342245 [patent_app_country] => US [patent_app_date] => 2016-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3051 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15342245 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/342245
SUPERCHARGER BYPASS VALVE AND METHOD OF CONTROLLING SAME Nov 2, 2016 Abandoned
Array ( [id] => 15728231 [patent_doc_number] => 10612542 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-07 [patent_title] => Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps [patent_app_type] => utility [patent_app_number] => 15/339670 [patent_app_country] => US [patent_app_date] => 2016-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 21 [patent_no_of_words] => 9315 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 15339670 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/339670
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps Oct 30, 2016 Issued
Array ( [id] => 13577973 [patent_doc_number] => 20180340535 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => DRY VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 15/771776 [patent_app_country] => US [patent_app_date] => 2016-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15771776 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/771776
Dry vacuum pump with pressurized bearing and seal Oct 30, 2016 Issued
Array ( [id] => 16757326 [patent_doc_number] => 10975867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Complex screw rotors [patent_app_type] => utility [patent_app_number] => 15/760086 [patent_app_country] => US [patent_app_date] => 2016-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 56 [patent_no_of_words] => 12814 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15760086 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/760086
Complex screw rotors Oct 28, 2016 Issued
Array ( [id] => 11930311 [patent_doc_number] => 09797299 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-24 [patent_title] => 'Supercharged internal combustion engine' [patent_app_type] => utility [patent_app_number] => 15/338340 [patent_app_country] => US [patent_app_date] => 2016-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 25 [patent_no_of_words] => 6351 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15338340 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/338340
Supercharged internal combustion engine Oct 28, 2016 Issued
Array ( [id] => 16705016 [patent_doc_number] => 10954939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-23 [patent_title] => Gear pumps [patent_app_type] => utility [patent_app_number] => 15/769818 [patent_app_country] => US [patent_app_date] => 2016-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2235 [patent_no_of_claims] => 8 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15769818 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/769818
Gear pumps Oct 27, 2016 Issued
Array ( [id] => 11620532 [patent_doc_number] => 20170130719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-11 [patent_title] => 'OIL SEAL APPARATUS AND BLOWER COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 15/298244 [patent_app_country] => US [patent_app_date] => 2016-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3761 [patent_no_of_claims] => 8 [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] => 15298244 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/298244
OIL SEAL APPARATUS AND BLOWER COMPRISING THE SAME Oct 19, 2016 Abandoned
Array ( [id] => 11422207 [patent_doc_number] => 20170030351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-02 [patent_title] => 'VARIABLE DISPLACEMENT PUMP' [patent_app_type] => utility [patent_app_number] => 15/290394 [patent_app_country] => US [patent_app_date] => 2016-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10749 [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] => 15290394 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/290394
Variable vane displacement pump utilizing a control valve and a switching valve Oct 10, 2016 Issued
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