
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 15179789
[patent_doc_number] => 20190360486
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-11-28
[patent_title] => SCROLL COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 16/478760
[patent_app_country] => US
[patent_app_date] => 2018-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4095
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 78
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16478760
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/478760 | SCROLL COMPRESSOR | Jan 24, 2018 | Abandoned |
Array
(
[id] => 12840493
[patent_doc_number] => 20180172004
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-06-21
[patent_title] => SCROLL COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 15/876396
[patent_app_country] => US
[patent_app_date] => 2018-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15126
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 197
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15876396
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/876396 | Scroll compressor sealing | Jan 21, 2018 | Issued |
Array
(
[id] => 12911005
[patent_doc_number] => 20180195511
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-07-12
[patent_title] => FLUID COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 15/869151
[patent_app_country] => US
[patent_app_date] => 2018-01-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2104
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 78
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15869151
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/869151 | FLUID COMPRESSOR | Jan 11, 2018 | Abandoned |
Array
(
[id] => 15325765
[patent_doc_number] => 20200003212
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-02
[patent_title] => SINGLE-SCREW COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 16/481375
[patent_app_country] => US
[patent_app_date] => 2017-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11814
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -8
[patent_words_short_claim] => 245
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16481375
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/481375 | Single-screw compressor | Dec 26, 2017 | Issued |
Array
(
[id] => 15437231
[patent_doc_number] => 20200032799
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-30
[patent_title] => IMPROVEMENTS IN ROTARY CLAW PUMPS
[patent_app_type] => utility
[patent_app_number] => 16/484214
[patent_app_country] => US
[patent_app_date] => 2017-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6489
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 19
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16484214
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/484214 | IMPROVEMENTS IN ROTARY CLAW PUMPS | Dec 26, 2017 | Abandoned |
Array
(
[id] => 16246827
[patent_doc_number] => 10746174
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-08-18
[patent_title] => Scroll compressor with an orbital disc lubrication system
[patent_app_type] => utility
[patent_app_number] => 15/852200
[patent_app_country] => US
[patent_app_date] => 2017-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 4866
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 278
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15852200
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/852200 | Scroll compressor with an orbital disc lubrication system | Dec 21, 2017 | Issued |
Array
(
[id] => 12840484
[patent_doc_number] => 20180172001
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-06-21
[patent_title] => PLATE GEAR PUMP AND HYDRAULIC CENTERING PINS
[patent_app_type] => utility
[patent_app_number] => 15/846763
[patent_app_country] => US
[patent_app_date] => 2017-12-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3296
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 210
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15846763
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/846763 | Plate gear pump and hydraulic centering pins | Dec 18, 2017 | Issued |
Array
(
[id] => 12625800
[patent_doc_number] => 20180100430
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-04-12
[patent_title] => SUPERCHARGER HAVING CONSTANT LEAD HELIX ANGLE TIMING GEARS
[patent_app_type] => utility
[patent_app_number] => 15/836991
[patent_app_country] => US
[patent_app_date] => 2017-12-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2555
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 114
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15836991
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/836991 | SUPERCHARGER HAVING CONSTANT LEAD HELIX ANGLE TIMING GEARS | Dec 10, 2017 | Abandoned |
Array
(
[id] => 15024689
[patent_doc_number] => 20190323349
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-10-24
[patent_title] => SCREW ROTOR DEVICE
[patent_app_type] => utility
[patent_app_number] => 16/462279
[patent_app_country] => US
[patent_app_date] => 2017-11-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4509
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16462279
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/462279 | SCREW ROTOR DEVICE | Nov 19, 2017 | Abandoned |
Array
(
[id] => 14311341
[patent_doc_number] => 20190145374
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-05-16
[patent_title] => Load Balanced Power Section of Progressing Cavity Device
[patent_app_type] => utility
[patent_app_number] => 15/814541
[patent_app_country] => US
[patent_app_date] => 2017-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10536
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15814541
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/814541 | Load balanced power section of progressing cavity device | Nov 15, 2017 | Issued |
Array
(
[id] => 12731395
[patent_doc_number] => 20180135632
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-05-17
[patent_title] => ROTARY COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 15/812822
[patent_app_country] => US
[patent_app_date] => 2017-11-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12759
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 1062
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15812822
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/812822 | Refrigerant path holes in a rotary compressor | Nov 13, 2017 | Issued |
Array
(
[id] => 15365091
[patent_doc_number] => 20200018310
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-16
[patent_title] => SCROLL-TYPE COMPRESSOR
[patent_app_type] => utility
[patent_app_number] => 16/471292
[patent_app_country] => US
[patent_app_date] => 2017-11-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4836
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 197
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16471292
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/471292 | SCROLL-TYPE COMPRESSOR | Nov 8, 2017 | Abandoned |
Array
(
[id] => 15310517
[patent_doc_number] => 10519953
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-12-31
[patent_title] => Rotary compressor
[patent_app_type] => utility
[patent_app_number] => 15/801961
[patent_app_country] => US
[patent_app_date] => 2017-11-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 7572
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 514
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15801961
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/801961 | Rotary compressor | Nov 1, 2017 | Issued |
Array
(
[id] => 12662266
[patent_doc_number] => 20180112588
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-04-26
[patent_title] => METHOD OF SUPERCHARGING AN INTERNAL COMBUSTION ENGINE
[patent_app_type] => utility
[patent_app_number] => 15/788980
[patent_app_country] => US
[patent_app_date] => 2017-10-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6314
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 203
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15788980
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/788980 | Method of supercharging an internal combustion engine | Oct 19, 2017 | Issued |
Array
(
[id] => 15346869
[patent_doc_number] => 20200011326
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-09
[patent_title] => VANE PUMP
[patent_app_type] => utility
[patent_app_number] => 16/347586
[patent_app_country] => US
[patent_app_date] => 2017-10-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14571
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 53
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16347586
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/347586 | VANE PUMP | Oct 17, 2017 | Abandoned |
Array
(
[id] => 13128435
[patent_doc_number] => 10082142
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-09-25
[patent_title] => Screw air compressor with bypass
[patent_app_type] => utility
[patent_app_number] => 15/786854
[patent_app_country] => US
[patent_app_date] => 2017-10-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
[patent_figures_cnt] => 25
[patent_no_of_words] => 6315
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 504
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15786854
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/786854 | Screw air compressor with bypass | Oct 17, 2017 | Issued |
Array
(
[id] => 16757322
[patent_doc_number] => 10975863
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-04-13
[patent_title] => Gear pump or motor with features for determining if assembled correctly
[patent_app_type] => utility
[patent_app_number] => 16/651351
[patent_app_country] => US
[patent_app_date] => 2017-10-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 3346
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 135
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16651351
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/651351 | Gear pump or motor with features for determining if assembled correctly | Oct 12, 2017 | Issued |
Array
(
[id] => 16941708
[patent_doc_number] => 11053937
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2021-07-06
[patent_title] => Curved flexible impeller
[patent_app_type] => utility
[patent_app_number] => 16/342896
[patent_app_country] => US
[patent_app_date] => 2017-10-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 10
[patent_no_of_words] => 3609
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 134
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16342896
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/342896 | Curved flexible impeller | Oct 4, 2017 | Issued |
Array
(
[id] => 14133463
[patent_doc_number] => 20190101121
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-04-04
[patent_title] => SCREW COMPRESSOR WITH OIL INJECTION AT MULTIPLE VOLUME RATIOS
[patent_app_type] => utility
[patent_app_number] => 15/724787
[patent_app_country] => US
[patent_app_date] => 2017-10-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3692
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 55
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15724787
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/724787 | Screw compressor with oil injection at multiple volume ratios | Oct 3, 2017 | Issued |
Array
(
[id] => 16383871
[patent_doc_number] => 10808696
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-10-20
[patent_title] => Gear pump or gear motor with shaft connecting member
[patent_app_type] => utility
[patent_app_number] => 16/338297
[patent_app_country] => US
[patent_app_date] => 2017-09-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 9893
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 233
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16338297
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/338297 | Gear pump or gear motor with shaft connecting member | Sep 25, 2017 | Issued |