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] => 9434907 [patent_doc_number] => 20140112814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-24 [patent_title] => 'VACUUM PUMP' [patent_app_type] => utility [patent_app_number] => 14/119851 [patent_app_country] => US [patent_app_date] => 2012-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6085 [patent_no_of_claims] => 9 [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] => 14119851 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/119851
VACUUM PUMP May 28, 2012 Abandoned
Array ( [id] => 8680100 [patent_doc_number] => 20130048384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-28 [patent_title] => 'APPARATUS AND METHOD FOR CONTROLLING OR LIMITING ROTOR ORBIT IN MOVING CAVITY MOTORS AND PUMPS' [patent_app_type] => utility [patent_app_number] => 13/480080 [patent_app_country] => US [patent_app_date] => 2012-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9379 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13480080 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/480080
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps May 23, 2012 Issued
Array ( [id] => 8378799 [patent_doc_number] => 20120222419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-06 [patent_title] => 'TURBOCHARGER HAVING BALANCE VALVE, WASTEGATE, AND COMMON ACTUATOR' [patent_app_type] => utility [patent_app_number] => 13/472175 [patent_app_country] => US [patent_app_date] => 2012-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5339 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 8 [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] => 13472175 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/472175
TURBOCHARGER HAVING BALANCE VALVE, WASTEGATE, AND COMMON ACTUATOR May 14, 2012 Abandoned
Array ( [id] => 9045947 [patent_doc_number] => 08540500 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-09-24 [patent_title] => 'High capacity lightweight compact vane motor or pump system' [patent_app_type] => utility [patent_app_number] => 13/466432 [patent_app_country] => US [patent_app_date] => 2012-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3309 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13466432 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/466432
High capacity lightweight compact vane motor or pump system May 7, 2012 Issued
Array ( [id] => 8370058 [patent_doc_number] => 20120219448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-30 [patent_title] => 'ADJUSTABLE ROTARY PUMP WITH REDUCED WEAR' [patent_app_type] => utility [patent_app_number] => 13/464206 [patent_app_country] => US [patent_app_date] => 2012-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6365 [patent_no_of_claims] => 30 [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] => 13464206 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/464206
Adjustable rotary pump with reduced wear May 3, 2012 Issued
Array ( [id] => 8479812 [patent_doc_number] => 20120279219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-08 [patent_title] => 'COMBUSTION ENGINE AND MOTOR VEHICLE' [patent_app_type] => utility [patent_app_number] => 13/463943 [patent_app_country] => US [patent_app_date] => 2012-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2825 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13463943 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/463943
COMBUSTION ENGINE AND MOTOR VEHICLE May 3, 2012 Abandoned
Array ( [id] => 9411070 [patent_doc_number] => RE044841 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2014-04-15 [patent_title] => 'Pump with conveying chamber formed in outer rotor surface' [patent_app_type] => reissue [patent_app_number] => 13/449985 [patent_app_country] => US [patent_app_date] => 2012-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 5642 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13449985 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/449985
Pump with conveying chamber formed in outer rotor surface Apr 17, 2012 Issued
Array ( [id] => 11344031 [patent_doc_number] => 09528433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-12-27 [patent_title] => 'Double bars and single wheel rotary combustion engine' [patent_app_type] => utility [patent_app_number] => 13/438848 [patent_app_country] => US [patent_app_date] => 2012-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 28 [patent_no_of_words] => 3058 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13438848 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/438848
Double bars and single wheel rotary combustion engine Apr 3, 2012 Issued
Array ( [id] => 9400511 [patent_doc_number] => 08690558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-08 [patent_title] => 'Compressor and manufacturing method thereof' [patent_app_type] => utility [patent_app_number] => 13/438817 [patent_app_country] => US [patent_app_date] => 2012-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 25 [patent_no_of_words] => 22705 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13438817 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/438817
Compressor and manufacturing method thereof Apr 2, 2012 Issued
Array ( [id] => 11597327 [patent_doc_number] => 09644481 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-05-09 [patent_title] => 'Gerotor hydraulic device with adjustable output' [patent_app_type] => utility [patent_app_number] => 14/001669 [patent_app_country] => US [patent_app_date] => 2012-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 8386 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14001669 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/001669
Gerotor hydraulic device with adjustable output Mar 7, 2012 Issued
Array ( [id] => 10849829 [patent_doc_number] => 08876506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-04 [patent_title] => 'Displacement pump with internal compression' [patent_app_type] => utility [patent_app_number] => 13/408191 [patent_app_country] => US [patent_app_date] => 2012-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5524 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13408191 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/408191
Displacement pump with internal compression Feb 28, 2012 Issued
Array ( [id] => 8993828 [patent_doc_number] => 08517704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-27 [patent_title] => 'Compressor having capacity modulation system' [patent_app_type] => utility [patent_app_number] => 13/367950 [patent_app_country] => US [patent_app_date] => 2012-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 6191 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13367950 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/367950
Compressor having capacity modulation system Feb 6, 2012 Issued
Array ( [id] => 8220615 [patent_doc_number] => 20120134859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-31 [patent_title] => 'Suction Duct and Scroll Compressor Incorporating Same' [patent_app_type] => utility [patent_app_number] => 13/366703 [patent_app_country] => US [patent_app_date] => 2012-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8170 [patent_no_of_claims] => 19 [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] => 13366703 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/366703
Suction Duct and Scroll Compressor Incorporating Same Feb 5, 2012 Abandoned
Array ( [id] => 9619206 [patent_doc_number] => 08789367 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-29 [patent_title] => 'System for recovering engine exhaust energy' [patent_app_type] => utility [patent_app_number] => 13/346268 [patent_app_country] => US [patent_app_date] => 2012-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10420 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13346268 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/346268
System for recovering engine exhaust energy Jan 8, 2012 Issued
Array ( [id] => 9139163 [patent_doc_number] => 08579617 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-12 [patent_title] => 'Oil pump rotor' [patent_app_type] => utility [patent_app_number] => 13/342849 [patent_app_country] => US [patent_app_date] => 2012-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 16403 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13342849 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/342849
Oil pump rotor Jan 2, 2012 Issued
Array ( [id] => 10014364 [patent_doc_number] => 09057375 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-06-16 [patent_title] => 'Compressor with low friction sealing' [patent_app_type] => utility [patent_app_number] => 13/885100 [patent_app_country] => US [patent_app_date] => 2011-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 4106 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13885100 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/885100
Compressor with low friction sealing Dec 27, 2011 Issued
Array ( [id] => 10516593 [patent_doc_number] => 09243634 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-26 [patent_title] => 'Compressor with sliding member resin layer' [patent_app_type] => utility [patent_app_number] => 13/996767 [patent_app_country] => US [patent_app_date] => 2011-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 39 [patent_no_of_words] => 20062 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 13996767 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/996767
Compressor with sliding member resin layer Dec 18, 2011 Issued
Array ( [id] => 8883440 [patent_doc_number] => 20130156624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-20 [patent_title] => 'SLIDE VALVE FOR SCREW COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 13/328597 [patent_app_country] => US [patent_app_date] => 2011-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3912 [patent_no_of_claims] => 3 [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] => 13328597 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/328597
Slide valve for screw compressor Dec 15, 2011 Issued
Array ( [id] => 8979956 [patent_doc_number] => 08511060 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-08-20 [patent_title] => 'External combustion engine with a general wheel rotation power motor' [patent_app_type] => utility [patent_app_number] => 13/310081 [patent_app_country] => US [patent_app_date] => 2011-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 5754 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13310081 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/310081
External combustion engine with a general wheel rotation power motor Dec 1, 2011 Issued
Array ( [id] => 8216351 [patent_doc_number] => 20120132470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-31 [patent_title] => 'APPARATUS AND METHOD FOR CONTROLLING OR LIMITING ROTOR ORBIT IN MOVING CAVITY MOTORS AND PUMPS' [patent_app_type] => utility [patent_app_number] => 13/300446 [patent_app_country] => US [patent_app_date] => 2011-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7345 [patent_no_of_claims] => 42 [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] => 13300446 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/300446
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps Nov 17, 2011 Issued
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