Search

Mary Alice Davis

Examiner (ID: 18524, Phone: (571)272-9965 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3748, 3746
Total Applications
1275
Issued Applications
952
Pending Applications
79
Abandoned Applications
267

Applications

Application numberTitle of the applicationFiling DateStatus
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
Array ( [id] => 15024999 [patent_doc_number] => 20190323504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => POLYMERIC COMPOSITE INSERT COMPONENT FOR A SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/435033 [patent_app_country] => US [patent_app_date] => 2019-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16435033 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/435033
Polymeric composite insert component for a scroll compressor Jun 6, 2019 Issued
Array ( [id] => 15179785 [patent_doc_number] => 20190360484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => Connection Assembly with Feed Pump and Elastic Element [patent_app_type] => utility [patent_app_number] => 16/419386 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3631 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419386 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419386
Connection assembly with feed pump and elastic element May 21, 2019 Issued
Array ( [id] => 14809401 [patent_doc_number] => 20190271310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => ROTARY POSITIVE-DISPLACEMENT MACHINE [patent_app_type] => utility [patent_app_number] => 16/415613 [patent_app_country] => US [patent_app_date] => 2019-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16415613 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/415613
Synchronized conical screw compressor or pump May 16, 2019 Issued
Array ( [id] => 17891157 [patent_doc_number] => 11454116 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-27 [patent_title] => Scroll expander with exhaust path thru bearings and a partition plate [patent_app_type] => utility [patent_app_number] => 17/055968 [patent_app_country] => US [patent_app_date] => 2019-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5868 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 549 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17055968 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/055968
Scroll expander with exhaust path thru bearings and a partition plate May 16, 2019 Issued
Array ( [id] => 17681492 [patent_doc_number] => 11365734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Positive-displacement compressor having an automatic compression ratio-adjustment system [patent_app_type] => utility [patent_app_number] => 15/733771 [patent_app_country] => US [patent_app_date] => 2019-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 4246 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 375 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15733771 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/733771
Positive-displacement compressor having an automatic compression ratio-adjustment system Apr 23, 2019 Issued
Array ( [id] => 14686289 [patent_doc_number] => 20190242259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => CIRCULATING PISTON ENGINE HAVING A ROTARY VALVE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/384211 [patent_app_country] => US [patent_app_date] => 2019-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16384211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/384211
Circulating piston engine having a rotary valve assembly Apr 14, 2019 Issued
Array ( [id] => 16376935 [patent_doc_number] => 20200325777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => APEX SEAL ARRANGEMENT FOR ROTARY INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/382776 [patent_app_country] => US [patent_app_date] => 2019-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5340 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16382776 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/382776
Apex seal arrangement for rotary internal combustion engine Apr 11, 2019 Issued
Array ( [id] => 17491040 [patent_doc_number] => 11280334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Fluid delivery system with a shaft having a through-passage [patent_app_type] => utility [patent_app_number] => 16/374456 [patent_app_country] => US [patent_app_date] => 2019-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 15768 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16374456 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/374456
Fluid delivery system with a shaft having a through-passage Apr 2, 2019 Issued
Array ( [id] => 14582891 [patent_doc_number] => 20190219054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-18 [patent_title] => PUMP MOTOR FOR HIGH TEMPERATURE FLUIDS [patent_app_type] => utility [patent_app_number] => 16/368160 [patent_app_country] => US [patent_app_date] => 2019-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6443 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16368160 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/368160
Pump motor for high temperature fluids Mar 27, 2019 Issued
Array ( [id] => 16763057 [patent_doc_number] => 20210108638 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => DRY-TYPE VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 17/044615 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17044615 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/044615
Dry vacuum pump with a pressure variation reducing expansion device between a pumping side volume and an oil sump Mar 26, 2019 Issued
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