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] => 18940332 [patent_doc_number] => 20240035471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Compressor and Air Conditioner [patent_app_type] => utility [patent_app_number] => 18/267875 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18267875 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/267875
Compressor with two rotors coaxially disposed on a connecting assembly sleeved on the shaft that limits relative movement between them Oct 24, 2021 Issued
Array ( [id] => 19083764 [patent_doc_number] => 20240110565 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => Rotor Assembly, Compressor and Air Conditioner [patent_app_type] => utility [patent_app_number] => 18/267978 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18267978 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/267978
Rotor assembly, compressor and air conditioner Oct 18, 2021 Issued
Array ( [id] => 18896003 [patent_doc_number] => 20240011488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/251994 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5868 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18251994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251994
SCROLL COMPRESSOR Oct 14, 2021 Abandoned
Array ( [id] => 18290266 [patent_doc_number] => 11619133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Rotational engine with inner and outer rings [patent_app_type] => utility [patent_app_number] => 17/489241 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 11899 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17489241 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/489241
Rotational engine with inner and outer rings Sep 28, 2021 Issued
Array ( [id] => 17563849 [patent_doc_number] => 20220127998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => SINGLE CHAMBER MULTIPLE INDEPENDENT CONTOUR ROTARY MACHINE [patent_app_type] => utility [patent_app_number] => 17/488858 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17488858 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488858
SINGLE CHAMBER MULTIPLE INDEPENDENT CONTOUR ROTARY MACHINE Sep 28, 2021 Abandoned
Array ( [id] => 17315423 [patent_doc_number] => 20210404471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => SCREW COMPRESSOR WITH OIL INJECTION AT MULTIPLE VOLUME RATIOS [patent_app_type] => utility [patent_app_number] => 17/474642 [patent_app_country] => US [patent_app_date] => 2021-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17474642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/474642
Screw compressor with oil injection at multiple volume ratios Sep 13, 2021 Issued
Array ( [id] => 19529033 [patent_doc_number] => 20240352935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => COMPACT VARIABLE VOLUME INDEX VALVE FOR SCREW COMPRESSOR BACKGROUND [patent_app_type] => utility [patent_app_number] => 18/685493 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4312 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18685493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/685493
Compact variable volume index valve for screw compressor background Sep 9, 2021 Issued
Array ( [id] => 19181621 [patent_doc_number] => 11988205 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Pump-motor unit comprising an integrative housing cover [patent_app_type] => utility [patent_app_number] => 17/458814 [patent_app_country] => US [patent_app_date] => 2021-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9121 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17458814 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/458814
Pump-motor unit comprising an integrative housing cover Aug 26, 2021 Issued
Array ( [id] => 19275003 [patent_doc_number] => 12025123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Pump configuration including a purge valve for removing airlocks [patent_app_type] => utility [patent_app_number] => 17/404202 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 6690 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17404202 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/404202
Pump configuration including a purge valve for removing airlocks Aug 16, 2021 Issued
Array ( [id] => 18818254 [patent_doc_number] => 20230392594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => CARTRIDGE SYSTEM AND ECCENTRIC SCREW PUMP [patent_app_type] => utility [patent_app_number] => 18/033026 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13745 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033026
Cartridge system and eccentric screw pump Aug 10, 2021 Issued
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
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