Search

Anna Korovina

Examiner (ID: 10830, Phone: (571)272-9835 , Office: P/1729 )

Most Active Art Unit
1729
Art Unit(s)
1729
Total Applications
406
Issued Applications
102
Pending Applications
73
Abandoned Applications
252

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16736178 [patent_doc_number] => 10961816 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-30 [patent_title] => Oilwell choke [patent_app_type] => utility [patent_app_number] => 16/747439 [patent_app_country] => US [patent_app_date] => 2020-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 11803 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16747439 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/747439
Oilwell choke Jan 19, 2020 Issued
Array ( [id] => 16963525 [patent_doc_number] => 20210215024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => Electric Submersible Pump (ESP) Intake Centralization [patent_app_type] => utility [patent_app_number] => 16/743760 [patent_app_country] => US [patent_app_date] => 2020-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9346 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16743760 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/743760
Electric submersible pump (ESP) intake centralization Jan 14, 2020 Issued
Array ( [id] => 18526640 [patent_doc_number] => 11713629 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Drill rod with internal fluid bypass porting [patent_app_type] => utility [patent_app_number] => 16/968634 [patent_app_country] => US [patent_app_date] => 2020-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5434 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16968634 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/968634
Drill rod with internal fluid bypass porting Jan 8, 2020 Issued
Array ( [id] => 17665939 [patent_doc_number] => 11359622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Frequency sweeping tubewave sources for liquid filled boreholes [patent_app_type] => utility [patent_app_number] => 16/733547 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 12226 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16733547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/733547
Frequency sweeping tubewave sources for liquid filled boreholes Jan 2, 2020 Issued
Array ( [id] => 15801457 [patent_doc_number] => 20200123871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => WELLHEAD ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/718451 [patent_app_country] => US [patent_app_date] => 2019-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 16718451 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/718451
Wellhead assembly Dec 17, 2019 Issued
Array ( [id] => 17665779 [patent_doc_number] => 11359461 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Wellbore system for interventionaless cleanout [patent_app_type] => utility [patent_app_number] => 16/705877 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3095 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16705877 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/705877
Wellbore system for interventionaless cleanout Dec 5, 2019 Issued
Array ( [id] => 16855483 [patent_doc_number] => 20210156228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => VECTORED ANNULAR WELLBORE CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/697705 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16697705 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/697705
Vectored annular wellbore cleaning system Nov 26, 2019 Issued
Array ( [id] => 16925732 [patent_doc_number] => 11047200 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Stripper element for wells and reinforcing insert therefor [patent_app_type] => utility [patent_app_number] => 16/685084 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4225 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16685084 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/685084
Stripper element for wells and reinforcing insert therefor Nov 14, 2019 Issued
Array ( [id] => 17344300 [patent_doc_number] => 20220010631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => CENTRALISER [patent_app_type] => utility [patent_app_number] => 17/291714 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17291714 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/291714
Centraliser Nov 6, 2019 Issued
Array ( [id] => 15590989 [patent_doc_number] => 20200072029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => DOWNHOLE PERFORATING TOOL WITH INTEGRATED DETONATION ASSEMBLY AND METHOD OF USING SAME [patent_app_type] => utility [patent_app_number] => 16/676246 [patent_app_country] => US [patent_app_date] => 2019-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16676246 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/676246
Downhole perforating tool with integrated detonation assembly and method of using same Nov 5, 2019 Issued
Array ( [id] => 18996479 [patent_doc_number] => 11913312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Intelligent oil extraction system using all-metal screw pump [patent_app_type] => utility [patent_app_number] => 17/312948 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4951 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 580 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17312948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/312948
Intelligent oil extraction system using all-metal screw pump Oct 28, 2019 Issued
Array ( [id] => 15833163 [patent_doc_number] => 20200131863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => WIRELESS SHEAVE WHEEL ASSEMBLY WITH IMAGINING CAPABILITIES FOR WELL OPERATIONS [patent_app_type] => utility [patent_app_number] => 16/665642 [patent_app_country] => US [patent_app_date] => 2019-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16665642 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/665642
Wireless sheave wheel assembly with imagining capabilities for well operations Oct 27, 2019 Issued
Array ( [id] => 15867619 [patent_doc_number] => 20200141213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => Shaped Charge Slitting Devices for Control Line Disruption in a Hydrocarbon Well and Related Methods for Sealing the Hydrocarbon Well [patent_app_type] => utility [patent_app_number] => 16/596824 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10477 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16596824 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/596824
Shaped charge slitting devices for control line disruption in a hydrocarbon well and related methods for sealing the hydrocarbon well Oct 8, 2019 Issued
Array ( [id] => 17287361 [patent_doc_number] => 11203903 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Percussion drill bit with at least one wear insert, related systems, and methods [patent_app_type] => utility [patent_app_number] => 16/585518 [patent_app_country] => US [patent_app_date] => 2019-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 7316 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16585518 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/585518
Percussion drill bit with at least one wear insert, related systems, and methods Sep 26, 2019 Issued
Array ( [id] => 16999974 [patent_doc_number] => 11078775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-03 [patent_title] => Acoustic pressure wave gas lift diagnostics [patent_app_type] => utility [patent_app_number] => 16/582237 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6822 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16582237 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/582237
Acoustic pressure wave gas lift diagnostics Sep 24, 2019 Issued
Array ( [id] => 15682387 [patent_doc_number] => 20200095857 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => SUBSEA SPLITTER PUMP SYSTEM [patent_app_type] => utility [patent_app_number] => 16/579905 [patent_app_country] => US [patent_app_date] => 2019-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16579905 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/579905
Subsea splitter pump system Sep 23, 2019 Issued
Array ( [id] => 16956540 [patent_doc_number] => 11060389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Downhole gas separator [patent_app_type] => utility [patent_app_number] => 16/578857 [patent_app_country] => US [patent_app_date] => 2019-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 5462 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16578857 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/578857
Downhole gas separator Sep 22, 2019 Issued
Array ( [id] => 15650969 [patent_doc_number] => 20200088014 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => MECHANICAL PUMP SPACING ADJUSTMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 16/575515 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575515 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575515
MECHANICAL PUMP SPACING ADJUSTMENT SYSTEM Sep 18, 2019 Abandoned
Array ( [id] => 15364723 [patent_doc_number] => 20200018126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => Collar With Stepped Retaining Ring Groove [patent_app_type] => utility [patent_app_number] => 16/574495 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574495 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574495
Collar with stepped retaining ring groove Sep 17, 2019 Issued
Array ( [id] => 15650955 [patent_doc_number] => 20200088007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => Isolation Barrier Assembly [patent_app_type] => utility [patent_app_number] => 16/571251 [patent_app_country] => US [patent_app_date] => 2019-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16571251 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/571251
Isolation barrier assembly Sep 15, 2019 Issued
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