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] => 18629003 [patent_doc_number] => 20230287883 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => INTERNAL GEAR FLUID MACHINE [patent_app_type] => utility [patent_app_number] => 18/017181 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017181 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017181
Internal gear fluid machine with connection channel in each of two housing walls Jul 18, 2021 Issued
Array ( [id] => 18658500 [patent_doc_number] => 20230304496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/004254 [patent_app_country] => US [patent_app_date] => 2021-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18004254 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/004254
Scroll compressor with Oldham ring and keys in orbiting scroll Jul 5, 2021 Issued
Array ( [id] => 19474519 [patent_doc_number] => 12104598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Eccentric sliding assembly with a plurality of dynamic pressure generation mechanisms [patent_app_type] => utility [patent_app_number] => 18/012857 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 7941 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18012857 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012857
Eccentric sliding assembly with a plurality of dynamic pressure generation mechanisms Jun 30, 2021 Issued
Array ( [id] => 17315422 [patent_doc_number] => 20210404470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => AXIAL PRESSURE RELIEF IN SLIDE BEARINGS OF PUMPS [patent_app_type] => utility [patent_app_number] => 17/355553 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8082 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17355553 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/355553
Axial pressure relief in slide bearings of pumps Jun 22, 2021 Issued
Array ( [id] => 17315417 [patent_doc_number] => 20210404465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => MULTI-CHAMBER IMPELLER PUMP [patent_app_type] => utility [patent_app_number] => 17/352010 [patent_app_country] => US [patent_app_date] => 2021-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17352010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/352010
Multi-chamber impeller pump Jun 17, 2021 Issued
Array ( [id] => 18512075 [patent_doc_number] => 20230228271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => TWO-STAGE ROTARY VANE VACUUM PUMP CASING [patent_app_type] => utility [patent_app_number] => 18/002377 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18002377 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/002377
TWO-STAGE ROTARY VANE VACUUM PUMP CASING Jun 16, 2021 Abandoned
Array ( [id] => 19354611 [patent_doc_number] => 12055042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Screw expander with variable volume controlled by the pressure ratio, and plant for recovering electrical energy from heat with a screw expander [patent_app_type] => utility [patent_app_number] => 17/341035 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9291 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 515 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17341035 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/341035
Screw expander with variable volume controlled by the pressure ratio, and plant for recovering electrical energy from heat with a screw expander Jun 6, 2021 Issued
Array ( [id] => 18583586 [patent_doc_number] => 20230265847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Eccentric Screw Pump With A Modular Design [patent_app_type] => utility [patent_app_number] => 18/000760 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3881 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18000760 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000760
Eccentric screw pump with a modular design with a compressible stator lining to adjust for wear and/or improve sealing May 31, 2021 Issued
Array ( [id] => 18436957 [patent_doc_number] => 20230184251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => SCROLL PUMP [patent_app_type] => utility [patent_app_number] => 17/999327 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17999327 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/999327
Scroll pump with a plurality of bellows sealing a plurality of adjustment members May 19, 2021 Issued
Array ( [id] => 19166378 [patent_doc_number] => 11982273 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Vane pump with a notch provided at a suction port [patent_app_type] => utility [patent_app_number] => 17/904151 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5445 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17904151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/904151
Vane pump with a notch provided at a suction port Apr 18, 2021 Issued
Array ( [id] => 18355640 [patent_doc_number] => 11644034 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-09 [patent_title] => Complex screw rotors [patent_app_type] => utility [patent_app_number] => 17/229331 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 56 [patent_no_of_words] => 12790 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229331 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/229331
Complex screw rotors Apr 12, 2021 Issued
Array ( [id] => 17082774 [patent_doc_number] => 20210277780 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => Arc Turbine [patent_app_type] => utility [patent_app_number] => 17/221799 [patent_app_country] => US [patent_app_date] => 2021-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17221799 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/221799
Arc turbine Apr 3, 2021 Issued
Array ( [id] => 18319775 [patent_doc_number] => 20230117903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/910261 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910261
Rotary compressor with an oil groove facing the vane and exposed to a gap between the vane and the piston Mar 29, 2021 Issued
Array ( [id] => 18319775 [patent_doc_number] => 20230117903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/910261 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910261
Rotary compressor with an oil groove facing the vane and exposed to a gap between the vane and the piston Mar 29, 2021 Issued
Array ( [id] => 18980790 [patent_doc_number] => 11905952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Scroll machine with passage in spiral, method, vehicle air conditioning system, and vehicle [patent_app_type] => utility [patent_app_number] => 17/995462 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 6153 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17995462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/995462
Scroll machine with passage in spiral, method, vehicle air conditioning system, and vehicle Mar 29, 2021 Issued
Array ( [id] => 18319775 [patent_doc_number] => 20230117903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/910261 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910261
Rotary compressor with an oil groove facing the vane and exposed to a gap between the vane and the piston Mar 29, 2021 Issued
Array ( [id] => 18319775 [patent_doc_number] => 20230117903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/910261 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910261
Rotary compressor with an oil groove facing the vane and exposed to a gap between the vane and the piston Mar 29, 2021 Issued
Array ( [id] => 18980794 [patent_doc_number] => 11905956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Internal gear machine with switching valves [patent_app_type] => utility [patent_app_number] => 17/996031 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2596 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17996031 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996031
Internal gear machine with switching valves Mar 17, 2021 Issued
Array ( [id] => 18261130 [patent_doc_number] => 11608827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Helical trochoidal rotary machines with offset [patent_app_type] => utility [patent_app_number] => 17/198124 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 54 [patent_no_of_words] => 12938 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17198124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/198124
Helical trochoidal rotary machines with offset Mar 9, 2021 Issued
Array ( [id] => 17097649 [patent_doc_number] => 20210285440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => Fixed-Eccentricity Helical Trochoidal Rotary Machines [patent_app_type] => utility [patent_app_number] => 17/197040 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17197040 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/197040
Fixed-eccentricity helical trochoidal rotary machines Mar 9, 2021 Issued
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