Search

Catherine A. Loikith

Examiner (ID: 16388, Phone: (571)270-7822 , Office: P/3674 )

Most Active Art Unit
3674
Art Unit(s)
3672, 3676, 4117, 3674
Total Applications
1091
Issued Applications
913
Pending Applications
46
Abandoned Applications
145

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17792851 [patent_doc_number] => 20220251942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => CALCULATING ENERGY BASED NET PRESSURE AND CORRESPONDING DISCHARGE AREA OBSERVED DURING HYDRAULIC STIMULATION PROCESSES [patent_app_type] => utility [patent_app_number] => 17/729753 [patent_app_country] => US [patent_app_date] => 2022-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17729753 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/729753
Calculating energy based net pressure and corresponding discharge area observed during hydraulic stimulation processes Apr 25, 2022 Issued
Array ( [id] => 18693364 [patent_doc_number] => 20230323762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHODS FOR ENHANCING AND MAINTAINING HEAT TRANSFER EFFICIENCY BETWEEN GEOTHERMAL HEAT AND INJECTION FLUID [patent_app_type] => utility [patent_app_number] => 17/716571 [patent_app_country] => US [patent_app_date] => 2022-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17716571 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/716571
Methods for enhancing and maintaining heat transfer efficiency between geothermal heat and injection fluid Apr 7, 2022 Issued
Array ( [id] => 18693355 [patent_doc_number] => 20230323753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHOD FOR OPERATING A SLEEVE [patent_app_type] => utility [patent_app_number] => 17/716669 [patent_app_country] => US [patent_app_date] => 2022-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17716669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/716669
METHOD FOR OPERATING A SLEEVE Apr 7, 2022 Abandoned
Array ( [id] => 19002649 [patent_doc_number] => 20240066720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => END PICKUP DEVICE, MANIPULATOR AND ROBOT [patent_app_type] => utility [patent_app_number] => 18/257031 [patent_app_country] => US [patent_app_date] => 2022-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18257031 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257031
END PICKUP DEVICE, MANIPULATOR AND ROBOT Mar 31, 2022 Pending
Array ( [id] => 18658380 [patent_doc_number] => 20230304375 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => CEMENT RETAINER FOR REMEDIAL OPERATIONS [patent_app_type] => utility [patent_app_number] => 17/705101 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17705101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/705101
Cement retainer for remedial operations Mar 24, 2022 Issued
Array ( [id] => 19521568 [patent_doc_number] => 12123281 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Barrier member [patent_app_type] => utility [patent_app_number] => 17/698597 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3315 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698597 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698597
Barrier member Mar 17, 2022 Issued
Array ( [id] => 18888253 [patent_doc_number] => 11867019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Apparatus and method for pressure testing in wet shoe applications [patent_app_type] => utility [patent_app_number] => 17/679930 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 6701 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17679930 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/679930
Apparatus and method for pressure testing in wet shoe applications Feb 23, 2022 Issued
Array ( [id] => 17642603 [patent_doc_number] => 20220170341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PLUG ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 17/677458 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677458 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677458
Moveable disintegratable plug element Feb 21, 2022 Issued
Array ( [id] => 18567730 [patent_doc_number] => 20230258065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => ENHANCED RECOVERY METHOD FOR STRATIFIED FRACTURED RESERVOIRS [patent_app_type] => utility [patent_app_number] => 17/651538 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5897 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17651538 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/651538
Enhanced recovery method for stratified fractured reservoirs Feb 16, 2022 Issued
Array ( [id] => 20129648 [patent_doc_number] => 12371952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Shank adapter, rock drilling machine and method [patent_app_type] => utility [patent_app_number] => 18/277722 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277722
Shank adapter, rock drilling machine and method Feb 16, 2022 Issued
Array ( [id] => 20129648 [patent_doc_number] => 12371952 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Shank adapter, rock drilling machine and method [patent_app_type] => utility [patent_app_number] => 18/277722 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277722
Shank adapter, rock drilling machine and method Feb 16, 2022 Issued
Array ( [id] => 19312095 [patent_doc_number] => 12037899 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Automated initial shut-in pressure estimation [patent_app_type] => utility [patent_app_number] => 17/669155 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 46 [patent_figures_cnt] => 68 [patent_no_of_words] => 18222 [patent_no_of_claims] => 9 [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] => 17669155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/669155
Automated initial shut-in pressure estimation Feb 9, 2022 Issued
Array ( [id] => 18996500 [patent_doc_number] => 11913333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Determination of three-phase fluid saturations from production and pressure measurements from a well [patent_app_type] => utility [patent_app_number] => 17/666946 [patent_app_country] => US [patent_app_date] => 2022-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 9614 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 498 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666946 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666946
Determination of three-phase fluid saturations from production and pressure measurements from a well Feb 7, 2022 Issued
Array ( [id] => 17913934 [patent_doc_number] => 20220316329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => Identifying Asphaltene Precipitation And Aggregation With A Formation Testing And Sampling Tool [patent_app_type] => utility [patent_app_number] => 17/589336 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7644 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589336 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589336
Identifying asphaltene precipitation and aggregation with a formation testing and sampling tool Jan 30, 2022 Issued
Array ( [id] => 18538136 [patent_doc_number] => 20230243239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => DETERMINING EFFICIENCIES OF WELLBORE PRESSURE CONTROL VALVES [patent_app_type] => utility [patent_app_number] => 17/589404 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589404 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589404
Determining efficiencies of wellbore pressure control valves Jan 30, 2022 Issued
Array ( [id] => 19049989 [patent_doc_number] => 20240091958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => HAND MECHANISM [patent_app_type] => utility [patent_app_number] => 18/275307 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9885 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18275307 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/275307
HAND MECHANISM Jan 20, 2022 Pending
Array ( [id] => 17750258 [patent_doc_number] => 20220228463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => REMOVABLE NOZZLE FOR A DOWNHOLE VALVE [patent_app_type] => utility [patent_app_number] => 17/579418 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17579418 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579418
Removable nozzle for a downhole valve Jan 18, 2022 Issued
Array ( [id] => 19227185 [patent_doc_number] => 12006819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Hydraulic integrity analysis [patent_app_type] => utility [patent_app_number] => 17/577848 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 25 [patent_no_of_words] => 8944 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 451 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17577848 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/577848
Hydraulic integrity analysis Jan 17, 2022 Issued
Array ( [id] => 17579504 [patent_doc_number] => 20220136359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => Flapper on Frac Plug That Allows Pumping Down a New Plug [patent_app_type] => utility [patent_app_number] => 17/573851 [patent_app_country] => US [patent_app_date] => 2022-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573851 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573851
Flapper on Frac Plug That Allows Pumping Down a New Plug Jan 11, 2022 Abandoned
Array ( [id] => 18498062 [patent_doc_number] => 20230220763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => EVALUATING ANNULAR MATERIAL IN A WELLBORE USING TRANSIENT THERMAL RESPONSE DATA [patent_app_type] => utility [patent_app_number] => 17/573236 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573236 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573236
Evaluating annular material in a wellbore using transient thermal response data Jan 10, 2022 Issued
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