
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |