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] => 18932922 [patent_doc_number] => 11885330 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Two-cylinder rotary compressor with mufflers [patent_app_type] => utility [patent_app_number] => 17/801370 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 9914 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 961 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17801370 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801370
Two-cylinder rotary compressor with mufflers Sep 29, 2020 Issued
Array ( [id] => 19918897 [patent_doc_number] => 12294282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Motor and vacuum cleaner [patent_app_type] => utility [patent_app_number] => 17/771342 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 449 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17771342 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/771342
Motor and vacuum cleaner Sep 3, 2020 Issued
Array ( [id] => 17867933 [patent_doc_number] => 20220290669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => PUMP BODY ASSEMBLY, HEAT EXCHANGE APPARATUS, FLUID MACHINE AND OPERATING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/639888 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17639888 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/639888
Pump body assembly, heat exchange apparatus, fluid machine and operating method thereof Aug 23, 2020 Issued
Array ( [id] => 18552811 [patent_doc_number] => 20230250822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => A COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/003202 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 18003202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003202
Compressor with a suction valve having a spring, a seal, and a cylindrical suction valve body Jul 30, 2020 Issued
Array ( [id] => 16658205 [patent_doc_number] => 20210054841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => MULTI-STAGE DRY ROOTS VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 16/945254 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16945254 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945254
Multi-stage dry roots vacuum pump Jul 30, 2020 Issued
Array ( [id] => 17830971 [patent_doc_number] => 20220268275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => POSITIVE DISPLACEMENT PUMP SHAFT BEARING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/628733 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17628733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/628733
POSITIVE DISPLACEMENT PUMP SHAFT BEARING ASSEMBLY Jul 28, 2020 Abandoned
Array ( [id] => 16583582 [patent_doc_number] => 20210017984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/931163 [patent_app_country] => US [patent_app_date] => 2020-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7336 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16931163 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/931163
Rotary compressor with a vane discharge-sided groove and a vane suction-sided groove Jul 15, 2020 Issued
Array ( [id] => 18103061 [patent_doc_number] => 11542942 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Dynamic radial compliance in scroll compressors [patent_app_type] => utility [patent_app_number] => 16/922277 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 24 [patent_no_of_words] => 11900 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16922277 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/922277
Dynamic radial compliance in scroll compressors Jul 6, 2020 Issued
Array ( [id] => 17968880 [patent_doc_number] => 11486398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Rotary compressor with selective oil communication [patent_app_type] => utility [patent_app_number] => 16/921087 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 11486 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16921087 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921087
Rotary compressor with selective oil communication Jul 5, 2020 Issued
Array ( [id] => 17808241 [patent_doc_number] => 20220260076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => ORBITING SCROLL PLATE DRIVING ASSEMBLY AND SCROLL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/620626 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17620626 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/620626
Orbiting scroll plate driving assembly and scroll compressor Jun 29, 2020 Issued
Array ( [id] => 19113571 [patent_doc_number] => 20240125321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => UNIAXIAL ECCENTRIC SCREW PUMP [patent_app_type] => utility [patent_app_number] => 17/641768 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8178 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17641768 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/641768
Uniaxial eccentric screw pump with radial adjustment of the stator Jun 28, 2020 Issued
Array ( [id] => 18512072 [patent_doc_number] => 20230228268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/009833 [patent_app_country] => US [patent_app_date] => 2020-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18009833 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/009833
Helical compressor with internal bearings Jun 9, 2020 Issued
Array ( [id] => 16598858 [patent_doc_number] => 20210025389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => ROTARY COMPPRESOR [patent_app_type] => utility [patent_app_number] => 16/880158 [patent_app_country] => US [patent_app_date] => 2020-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12197 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16880158 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/880158
Rotary compressor with roller oil groove May 20, 2020 Issued
Array ( [id] => 16269504 [patent_doc_number] => 20200270991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => Rotary Engine Rotor [patent_app_type] => utility [patent_app_number] => 15/930849 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4222 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15930849 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930849
Rotary engine rotor with lip and a recess on the flank May 12, 2020 Issued
Array ( [id] => 16239077 [patent_doc_number] => 20200256311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => Load Balanced Power Section of Progressing Cavity Device [patent_app_type] => utility [patent_app_number] => 16/860185 [patent_app_country] => US [patent_app_date] => 2020-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10573 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16860185 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/860185
Load balanced power section of progressing cavity device Apr 27, 2020 Issued
Array ( [id] => 16399620 [patent_doc_number] => 20200340478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => VANE PUMP WITH IMPROVED SEAL ASSEMBLY FOR CONTROL CHAMBER [patent_app_type] => utility [patent_app_number] => 16/850718 [patent_app_country] => US [patent_app_date] => 2020-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2833 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16850718 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/850718
Vane pump with improved seal assembly for control chamber Apr 15, 2020 Issued
Array ( [id] => 16453434 [patent_doc_number] => 20200362860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => COMPACT DUAL-SECTION GEAR PUMP [patent_app_type] => utility [patent_app_number] => 16/844156 [patent_app_country] => US [patent_app_date] => 2020-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16844156 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/844156
Compact dual-section gear pump Apr 8, 2020 Issued
Array ( [id] => 16453431 [patent_doc_number] => 20200362857 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => ROTARY COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/838285 [patent_app_country] => US [patent_app_date] => 2020-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16838285 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/838285
Rotary compressor with wear avoiding portion Apr 1, 2020 Issued
Array ( [id] => 16712770 [patent_doc_number] => 20210079917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => GEAR PUMP AND GEAR MOTOR [patent_app_type] => utility [patent_app_number] => 16/835321 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16835321 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/835321
GEAR PUMP AND GEAR MOTOR Mar 30, 2020 Abandoned
Array ( [id] => 16158177 [patent_doc_number] => 20200217321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => THERMAL AND SOUND OPTIMIZED LATTICE-CORED ADDITIVE MANUFACTURED COMPRESSOR COMPONENTS [patent_app_type] => utility [patent_app_number] => 16/819415 [patent_app_country] => US [patent_app_date] => 2020-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16519 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16819415 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/819415
Thermal and sound optimized lattice-cored additive manufactured compressor components Mar 15, 2020 Issued
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