Search

Mary Alice Davis

Examiner (ID: 12081, Phone: (571)272-9965 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3746, 3748
Total Applications
1305
Issued Applications
969
Pending Applications
82
Abandoned Applications
268

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18261131 [patent_doc_number] => 11608828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Rotary pump with axial compensation, outlet gasket for a pump and pre-fitted pump unit [patent_app_type] => utility [patent_app_number] => 17/416820 [patent_app_country] => US [patent_app_date] => 2019-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 24596 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17416820 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/416820
Rotary pump with axial compensation, outlet gasket for a pump and pre-fitted pump unit Dec 26, 2019 Issued
Array ( [id] => 17386468 [patent_doc_number] => 20220034320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => DUAL-CYLINDER TWO-STAGE VARIABLE CPACITY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/059294 [patent_app_country] => US [patent_app_date] => 2019-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3724 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17059294 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/059294
Dual-cylinder two-stage variable cpacity compressor Dec 26, 2019 Issued
Array ( [id] => 16074311 [patent_doc_number] => 20200191142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => OIL PUMP [patent_app_type] => utility [patent_app_number] => 16/712043 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11250 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16712043 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/712043
OIL PUMP Dec 11, 2019 Abandoned
Array ( [id] => 18140097 [patent_doc_number] => 20230013936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => SCREW PUMP OR MACHINE [patent_app_type] => utility [patent_app_number] => 17/783893 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6503 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783893
Screw pump or machine with a liner that bends and/or pivots with the rotors Dec 9, 2019 Issued
Array ( [id] => 17860412 [patent_doc_number] => 11441564 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Driving structure of three-axis multi-stage roots pump [patent_app_type] => utility [patent_app_number] => 16/706691 [patent_app_country] => US [patent_app_date] => 2019-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4689 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 493 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16706691 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/706691
Driving structure of three-axis multi-stage roots pump Dec 6, 2019 Issued
Array ( [id] => 18576198 [patent_doc_number] => 11732716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Modular compressor discharge system [patent_app_type] => utility [patent_app_number] => 17/253826 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2725 [patent_no_of_claims] => 8 [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] => 17253826 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/253826
Modular compressor discharge system Dec 5, 2019 Issued
Array ( [id] => 19275005 [patent_doc_number] => 12025125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Scroll compressor having sealed-oil interception structure [patent_app_type] => utility [patent_app_number] => 17/298473 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 7995 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17298473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/298473
Scroll compressor having sealed-oil interception structure Oct 30, 2019 Issued
Array ( [id] => 17344464 [patent_doc_number] => 20220010795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => VANE PUMP [patent_app_type] => utility [patent_app_number] => 17/283668 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11041 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17283668 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/283668
Vane pump with tip-end-side guide surfaces provided between inner and outer notches of the discharge port and base-end-side guide surface provided in the back pressure port Oct 28, 2019 Issued
Array ( [id] => 18275060 [patent_doc_number] => 11613995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Rotary engine with housing having silicon carbide plate [patent_app_type] => utility [patent_app_number] => 16/665428 [patent_app_country] => US [patent_app_date] => 2019-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4799 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16665428 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/665428
Rotary engine with housing having silicon carbide plate Oct 27, 2019 Issued
Array ( [id] => 17336786 [patent_doc_number] => 20220003117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => Rotary Piston Machine and Method for Producing a Seal in a Rotary Piston Machine [patent_app_type] => utility [patent_app_number] => 17/281249 [patent_app_country] => US [patent_app_date] => 2019-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17281249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/281249
Rotary Piston Machine and Method for Producing a Seal in a Rotary Piston Machine Oct 13, 2019 Abandoned
Array ( [id] => 19521786 [patent_doc_number] => 12123499 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Methods and systems for sealing rotating equipment such as expanders or compressors [patent_app_type] => utility [patent_app_number] => 16/572441 [patent_app_country] => US [patent_app_date] => 2019-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 29 [patent_no_of_words] => 21100 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16572441 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/572441
Methods and systems for sealing rotating equipment such as expanders or compressors Sep 15, 2019 Issued
Array ( [id] => 17823277 [patent_doc_number] => 11428221 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Gerotor pump and method of making pressure equalization in a gerotor pump [patent_app_type] => utility [patent_app_number] => 16/570128 [patent_app_country] => US [patent_app_date] => 2019-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2428 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16570128 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/570128
Gerotor pump and method of making pressure equalization in a gerotor pump Sep 12, 2019 Issued
Array ( [id] => 15269107 [patent_doc_number] => 20190383287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => OPTIMIZED HELIX ANGLE ROTORS FOR ROOTS-STYLE SUPERCHARGER [patent_app_type] => utility [patent_app_number] => 16/556510 [patent_app_country] => US [patent_app_date] => 2019-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16556510 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/556510
Optimized helix angle rotors for roots-style supercharger Aug 29, 2019 Issued
Array ( [id] => 17068053 [patent_doc_number] => 20210270268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => PUMP BODY ASSEMBLY AND COMPRESSOR WITH PUMP BODY ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/254378 [patent_app_country] => US [patent_app_date] => 2019-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8018 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17254378 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/254378
Oil supply to the back pressure groove of a vane pump Aug 21, 2019 Issued
Array ( [id] => 16415172 [patent_doc_number] => 10823052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-03 [patent_title] => Geared turbofan engine with targeted modular efficiency [patent_app_type] => utility [patent_app_number] => 16/531704 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3903 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16531704 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/531704
Geared turbofan engine with targeted modular efficiency Aug 4, 2019 Issued
Array ( [id] => 15900025 [patent_doc_number] => 20200149531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => VANE ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/528716 [patent_app_country] => US [patent_app_date] => 2019-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16528716 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/528716
Vane rotary compressor having a bearing with back pressure pockets Jul 31, 2019 Issued
Array ( [id] => 15409751 [patent_doc_number] => 20200025197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/513841 [patent_app_country] => US [patent_app_date] => 2019-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16513841 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/513841
Scroll compressor with buffer member between the orbiting groove and the balance weight Jul 16, 2019 Issued
Array ( [id] => 18888413 [patent_doc_number] => 11867179 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Fluid transfer apparatus with a plurality of rotor housings arranged at different angularity with the neighboring rotor housings [patent_app_type] => utility [patent_app_number] => 17/257097 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 18034 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17257097 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/257097
Fluid transfer apparatus with a plurality of rotor housings arranged at different angularity with the neighboring rotor housings Jul 2, 2019 Issued
Array ( [id] => 15437211 [patent_doc_number] => 20200032789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => OIL PUMP [patent_app_type] => utility [patent_app_number] => 16/502210 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16502210 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/502210
OIL PUMP Jul 2, 2019 Abandoned
Array ( [id] => 16113001 [patent_doc_number] => 20200208523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => SCREW COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/458181 [patent_app_country] => US [patent_app_date] => 2019-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1512 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16458181 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458181
SCREW COMPRESSOR Jun 29, 2019 Abandoned
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