
David L. Andrews
Examiner (ID: 6232, Phone: (571)272-6558 , Office: P/3672 )
| Most Active Art Unit | 3672 |
| Art Unit(s) | 3672 |
| Total Applications | 1158 |
| Issued Applications | 793 |
| Pending Applications | 94 |
| Abandoned Applications | 298 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 19188463
[patent_doc_number] => 20240167376
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-23
[patent_title] => PERMANENT ELECTROMAGNET SENSOR TO DETECT THE END OF REVERSE CEMENTING
[patent_app_type] => utility
[patent_app_number] => 17/988881
[patent_app_country] => US
[patent_app_date] => 2022-11-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4865
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17988881
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/988881 | Permanent electromagnet sensor to detect the end of reverse cementing | Nov 16, 2022 | Issued |
Array
(
[id] => 19242431
[patent_doc_number] => 12012854
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-06-18
[patent_title] => Sidetrack casing assembly for drilling sidetrack wellbores
[patent_app_type] => utility
[patent_app_number] => 18/055942
[patent_app_country] => US
[patent_app_date] => 2022-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 10
[patent_no_of_words] => 5634
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 133
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18055942
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/055942 | Sidetrack casing assembly for drilling sidetrack wellbores | Nov 15, 2022 | Issued |
Array
(
[id] => 19659114
[patent_doc_number] => 20240426179
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-12-26
[patent_title] => THREAD PITCH
[patent_app_type] => utility
[patent_app_number] => 18/710854
[patent_app_country] => US
[patent_app_date] => 2022-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2885
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[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] => 18710854
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/710854 | Thread pitch | Nov 15, 2022 | Issued |
Array
(
[id] => 18636680
[patent_doc_number] => 11761269
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-09-19
[patent_title] => Wellhead penetrator for electrical connections
[patent_app_type] => utility
[patent_app_number] => 18/051591
[patent_app_country] => US
[patent_app_date] => 2022-11-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
[patent_figures_cnt] => 29
[patent_no_of_words] => 11297
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 206
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18051591
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/051591 | Wellhead penetrator for electrical connections | Oct 31, 2022 | Issued |
Array
(
[id] => 18297890
[patent_doc_number] => 20230107576
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-06
[patent_title] => DRILLING TURBINE AND METHOD OF DIRECTIONAL DRILLING
[patent_app_type] => utility
[patent_app_number] => 18/050857
[patent_app_country] => US
[patent_app_date] => 2022-10-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8658
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -26
[patent_words_short_claim] => 1
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18050857
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/050857 | Drilling turbine and method of directional drilling | Oct 27, 2022 | Issued |
Array
(
[id] => 18211708
[patent_doc_number] => 20230057971
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-02-23
[patent_title] => Downhole Pump Gas Eliminating Seating Nipple System
[patent_app_type] => utility
[patent_app_number] => 17/975927
[patent_app_country] => US
[patent_app_date] => 2022-10-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12094
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 167
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17975927
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/975927 | Downhole Pump Gas Eliminating Seating Nipple System | Oct 27, 2022 | Abandoned |
Array
(
[id] => 19142906
[patent_doc_number] => 20240141760
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-02
[patent_title] => SELF-RUNNING LOWER COMPLETION SCREEN
[patent_app_type] => utility
[patent_app_number] => 18/050919
[patent_app_country] => US
[patent_app_date] => 2022-10-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3463
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[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] => 18050919
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/050919 | Self-running lower completion screen | Oct 27, 2022 | Issued |
Array
(
[id] => 18794382
[patent_doc_number] => 11828142
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2023-11-28
[patent_title] => System and method for hydraulically expanding a liner hanger
[patent_app_type] => utility
[patent_app_number] => 17/971382
[patent_app_country] => US
[patent_app_date] => 2022-10-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 5973
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 259
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971382
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/971382 | System and method for hydraulically expanding a liner hanger | Oct 20, 2022 | Issued |
Array
(
[id] => 18326744
[patent_doc_number] => 20230124872
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-20
[patent_title] => OSCILLATION REDUCTION TOOL AND METHOD
[patent_app_type] => utility
[patent_app_number] => 17/965951
[patent_app_country] => US
[patent_app_date] => 2022-10-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4447
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 33
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17965951
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/965951 | Oscillation reduction tool and method | Oct 13, 2022 | Issued |
Array
(
[id] => 18310131
[patent_doc_number] => 20230114031
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-13
[patent_title] => KICKOVER TOOL
[patent_app_type] => utility
[patent_app_number] => 17/938899
[patent_app_country] => US
[patent_app_date] => 2022-10-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 19693
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 157
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938899
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/938899 | Kickover tool | Oct 6, 2022 | Issued |
Array
(
[id] => 19368701
[patent_doc_number] => 12060777
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-08-13
[patent_title] => Liner hanger expansion tool with rotating ball valve
[patent_app_type] => utility
[patent_app_number] => 17/936482
[patent_app_country] => US
[patent_app_date] => 2022-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 5410
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 151
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17936482
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/936482 | Liner hanger expansion tool with rotating ball valve | Sep 28, 2022 | Issued |
Array
(
[id] => 18142915
[patent_doc_number] => 20230016759
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-01-19
[patent_title] => ALIGNMENT SUB AND PERFORATING GUN ASSEMBLY WITH ALIGNMENT SUB
[patent_app_type] => utility
[patent_app_number] => 17/955815
[patent_app_country] => US
[patent_app_date] => 2022-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7607
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 53
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17955815
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/955815 | Alignment sub and perforating gun assembly with alignment sub | Sep 28, 2022 | Issued |
Array
(
[id] => 18771481
[patent_doc_number] => 20230366302
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-11-16
[patent_title] => SYSTEM FOR SEGMENTED SIMULTANEOUS WATER INJECTION AND OIL RECOVERY THROUGH DOUBLE PIPES IN HORIZONTAL SECTION
[patent_app_type] => utility
[patent_app_number] => 17/940602
[patent_app_country] => US
[patent_app_date] => 2022-09-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3437
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 128
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940602
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/940602 | System for segmented simultaneous water injection and oil recovery through double pipes in horizontal section | Sep 7, 2022 | Issued |
Array
(
[id] => 19034832
[patent_doc_number] => 20240084647
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-14
[patent_title] => CONTROL LINE CLAMP CONFIGURATION, METHOD AND SYSTEM
[patent_app_type] => utility
[patent_app_number] => 17/940543
[patent_app_country] => US
[patent_app_date] => 2022-09-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2668
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 33
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940543
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/940543 | Control line clamp configuration, method and system | Sep 7, 2022 | Issued |
Array
(
[id] => 19020776
[patent_doc_number] => 20240076947
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-07
[patent_title] => WASHOUT MITIGATION
[patent_app_type] => utility
[patent_app_number] => 17/939656
[patent_app_country] => US
[patent_app_date] => 2022-09-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3280
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17939656
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/939656 | Washout mitigation | Sep 6, 2022 | Issued |
Array
(
[id] => 18825648
[patent_doc_number] => 11840920
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2023-12-12
[patent_title] => Downhole fluid acquisition, hidden pay identification, and stimulation system and method
[patent_app_type] => utility
[patent_app_number] => 17/903633
[patent_app_country] => US
[patent_app_date] => 2022-09-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 10340
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 517
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17903633
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/903633 | Downhole fluid acquisition, hidden pay identification, and stimulation system and method | Sep 5, 2022 | Issued |
Array
(
[id] => 18093845
[patent_doc_number] => 20220412186
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-12-29
[patent_title] => DISSOLVABLE BRIDGE PLUGS
[patent_app_type] => utility
[patent_app_number] => 17/929999
[patent_app_country] => US
[patent_app_date] => 2022-09-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11119
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 91
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17929999
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/929999 | Dissolvable bridge plugs | Sep 5, 2022 | Issued |
Array
(
[id] => 18296133
[patent_doc_number] => 20230105819
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-04-06
[patent_title] => GUIDE ASSEMBLY, METHOD AND SYSTEM
[patent_app_type] => utility
[patent_app_number] => 17/890390
[patent_app_country] => US
[patent_app_date] => 2022-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4054
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -20
[patent_words_short_claim] => 33
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17890390
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/890390 | Guide assembly, method and system | Aug 17, 2022 | Issued |
Array
(
[id] => 18972644
[patent_doc_number] => 20240052736
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-15
[patent_title] => MICROWAVE HEATING TECHNIQUE FOR TREATMENT OF CONDENSATE BUILDUP
[patent_app_type] => utility
[patent_app_number] => 17/818536
[patent_app_country] => US
[patent_app_date] => 2022-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3415
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17818536
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/818536 | Microwave heating technique for treatment of condensate buildup | Aug 8, 2022 | Issued |
Array
(
[id] => 18940233
[patent_doc_number] => 20240035372
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-01
[patent_title] => DENSITY SENSOR FOR QUANTIFYING PRODUCTION FLUID CONTENT
[patent_app_type] => utility
[patent_app_number] => 17/878394
[patent_app_country] => US
[patent_app_date] => 2022-08-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10171
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -30
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17878394
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/878394 | DENSITY SENSOR FOR QUANTIFYING PRODUCTION FLUID CONTENT | Jul 31, 2022 | Pending |