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] => 5421878 [patent_doc_number] => 20090148333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'Gear pump cavitation reduction' [patent_app_type] => utility [patent_app_number] => 12/001279 [patent_app_country] => US [patent_app_date] => 2007-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4249 [patent_no_of_claims] => 25 [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/A1/0148/20090148333.pdf [firstpage_image] =>[orig_patent_app_number] => 12001279 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/001279
Gear pump cavitation reduction Dec 10, 2007 Issued
Array ( [id] => 119918 [patent_doc_number] => 07703282 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-04-27 [patent_title] => 'Heat exchanger with horizontal flowing charge air cooler' [patent_app_type] => utility [patent_app_number] => 12/001215 [patent_app_country] => US [patent_app_date] => 2007-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5194 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/703/07703282.pdf [firstpage_image] =>[orig_patent_app_number] => 12001215 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/001215
Heat exchanger with horizontal flowing charge air cooler Dec 9, 2007 Issued
Array ( [id] => 4948855 [patent_doc_number] => 20080304981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'Motor direct drive air pump and related applications thereof' [patent_app_type] => utility [patent_app_number] => 11/998434 [patent_app_country] => US [patent_app_date] => 2007-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4158 [patent_no_of_claims] => 6 [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/A1/0304/20080304981.pdf [firstpage_image] =>[orig_patent_app_number] => 11998434 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/998434
Motor direct drive air pump and related applications thereof Nov 29, 2007 Abandoned
Array ( [id] => 6301780 [patent_doc_number] => 20100068086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-18 [patent_title] => 'SCROLL FLUID MACHINE' [patent_app_type] => utility [patent_app_number] => 12/516654 [patent_app_country] => US [patent_app_date] => 2007-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4898 [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] => publications/A1/0068/20100068086.pdf [firstpage_image] =>[orig_patent_app_number] => 12516654 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/516654
Scroll fluid machine with cold forged eccentric crankshaft Nov 28, 2007 Issued
Array ( [id] => 4895744 [patent_doc_number] => 20080115357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-22 [patent_title] => 'SCROLL MACHINE HAVING IMPROVED DISCHARGE VALVE ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 11/939886 [patent_app_country] => US [patent_app_date] => 2007-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 6421 [patent_no_of_claims] => 25 [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/A1/0115/20080115357.pdf [firstpage_image] =>[orig_patent_app_number] => 11939886 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/939886
Scroll machine having improved discharge valve assembly Nov 13, 2007 Issued
Array ( [id] => 281143 [patent_doc_number] => 07553140 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-06-30 [patent_title] => 'Flanged sleeve guide' [patent_app_type] => utility [patent_app_number] => 11/983623 [patent_app_country] => US [patent_app_date] => 2007-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 8006 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/553/07553140.pdf [firstpage_image] =>[orig_patent_app_number] => 11983623 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/983623
Flanged sleeve guide Nov 11, 2007 Issued
Array ( [id] => 4879146 [patent_doc_number] => 20080152529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-26 [patent_title] => 'BEARING AND LIQUID COOLING TYPE SCREW COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 11/936878 [patent_app_country] => US [patent_app_date] => 2007-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2997 [patent_no_of_claims] => 6 [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/A1/0152/20080152529.pdf [firstpage_image] =>[orig_patent_app_number] => 11936878 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/936878
Bearing and liquid cooling type screw compressor Nov 7, 2007 Issued
Array ( [id] => 4442280 [patent_doc_number] => 07862313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-04 [patent_title] => 'Compressor and oil separating device therefor' [patent_app_type] => utility [patent_app_number] => 11/933534 [patent_app_country] => US [patent_app_date] => 2007-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 4549 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/862/07862313.pdf [firstpage_image] =>[orig_patent_app_number] => 11933534 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/933534
Compressor and oil separating device therefor Oct 31, 2007 Issued
Array ( [id] => 4764527 [patent_doc_number] => 20080175738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'COMPRESSOR AND OIL BLOCKING DEVICE THEREFOR' [patent_app_type] => utility [patent_app_number] => 11/930515 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4957 [patent_no_of_claims] => 32 [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/A1/0175/20080175738.pdf [firstpage_image] =>[orig_patent_app_number] => 11930515 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/930515
COMPRESSOR AND OIL BLOCKING DEVICE THEREFOR Oct 30, 2007 Abandoned
Array ( [id] => 8186793 [patent_doc_number] => 08182252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-22 [patent_title] => 'Progressing cavity pump with split stator' [patent_app_type] => utility [patent_app_number] => 11/928842 [patent_app_country] => US [patent_app_date] => 2007-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 5274 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/182/08182252.pdf [firstpage_image] =>[orig_patent_app_number] => 11928842 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/928842
Progressing cavity pump with split stator Oct 29, 2007 Issued
Array ( [id] => 8150278 [patent_doc_number] => 08166757 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-01 [patent_title] => 'Engine with internal EGR system' [patent_app_type] => utility [patent_app_number] => 11/976536 [patent_app_country] => US [patent_app_date] => 2007-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4405 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/166/08166757.pdf [firstpage_image] =>[orig_patent_app_number] => 11976536 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/976536
Engine with internal EGR system Oct 24, 2007 Issued
Array ( [id] => 4569476 [patent_doc_number] => 07832995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-16 [patent_title] => 'Variable displacement vane pump and method of manufacturing the same' [patent_app_type] => utility [patent_app_number] => 11/976313 [patent_app_country] => US [patent_app_date] => 2007-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 9297 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 449 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/832/07832995.pdf [firstpage_image] =>[orig_patent_app_number] => 11976313 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/976313
Variable displacement vane pump and method of manufacturing the same Oct 22, 2007 Issued
Array ( [id] => 109590 [patent_doc_number] => 07712312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-11 [patent_title] => 'Pressure balanced swing valve for engine system' [patent_app_type] => utility [patent_app_number] => 11/874455 [patent_app_country] => US [patent_app_date] => 2007-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4754 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/712/07712312.pdf [firstpage_image] =>[orig_patent_app_number] => 11874455 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/874455
Pressure balanced swing valve for engine system Oct 17, 2007 Issued
Array ( [id] => 8641449 [patent_doc_number] => 08366424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-05 [patent_title] => 'Rotary fluid machine with reverse moment generating mechanism' [patent_app_type] => utility [patent_app_number] => 12/447224 [patent_app_country] => US [patent_app_date] => 2007-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 23866 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12447224 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/447224
Rotary fluid machine with reverse moment generating mechanism Oct 16, 2007 Issued
Array ( [id] => 6477530 [patent_doc_number] => 20100092325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'PNEUMATIC VANE MOTOR' [patent_app_type] => utility [patent_app_number] => 12/444964 [patent_app_country] => US [patent_app_date] => 2007-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 972 [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/A1/0092/20100092325.pdf [firstpage_image] =>[orig_patent_app_number] => 12444964 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/444964
Pneumatic vane motor with improved sealing Oct 15, 2007 Issued
Array ( [id] => 5284328 [patent_doc_number] => 20090098003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-16 [patent_title] => 'MULTIPHASE SCREW PUMP' [patent_app_type] => utility [patent_app_number] => 11/870466 [patent_app_country] => US [patent_app_date] => 2007-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3833 [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] => publications/A1/0098/20090098003.pdf [firstpage_image] =>[orig_patent_app_number] => 11870466 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/870466
MULTIPHASE SCREW PUMP Oct 10, 2007 Abandoned
Array ( [id] => 5442370 [patent_doc_number] => 20090094009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-09 [patent_title] => 'SYSTEM AND METHOD FOR MODELING OF TURBO-CHARGED ENGINES AND INDIRECT MEASUREMENT OF TURBINE AND WASTE-GATE FLOW AND TURBINE EFFICIENCY' [patent_app_type] => utility [patent_app_number] => 11/867422 [patent_app_country] => US [patent_app_date] => 2007-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8496 [patent_no_of_claims] => 25 [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/A1/0094/20090094009.pdf [firstpage_image] =>[orig_patent_app_number] => 11867422 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/867422
System and method for modeling of turbo-charged engines and indirect measurement of turbine and waste-gate flow and turbine efficiency Oct 3, 2007 Issued
Array ( [id] => 29004 [patent_doc_number] => 07788922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-09-07 [patent_title] => 'System and method for model based boost control of turbo-charged engines' [patent_app_type] => utility [patent_app_number] => 11/867376 [patent_app_country] => US [patent_app_date] => 2007-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 10195 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 475 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/788/07788922.pdf [firstpage_image] =>[orig_patent_app_number] => 11867376 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/867376
System and method for model based boost control of turbo-charged engines Oct 3, 2007 Issued
Array ( [id] => 4926891 [patent_doc_number] => 20080166254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-10 [patent_title] => 'Hydraulic device' [patent_app_type] => utility [patent_app_number] => 11/906115 [patent_app_country] => US [patent_app_date] => 2007-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2803 [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/A1/0166/20080166254.pdf [firstpage_image] =>[orig_patent_app_number] => 11906115 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/906115
Gear pump with pressure relief groove Sep 27, 2007 Issued
Array ( [id] => 8532311 [patent_doc_number] => 08308463 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-13 [patent_title] => 'Resin screw rotor molded to a metallic shaft' [patent_app_type] => utility [patent_app_number] => 11/905353 [patent_app_country] => US [patent_app_date] => 2007-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2801 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11905353 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/905353
Resin screw rotor molded to a metallic shaft Sep 27, 2007 Issued
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