Search

Ashish K. Varma

Examiner (ID: 1041, Phone: (571)272-9565 , Office: P/3674 )

Most Active Art Unit
3674
Art Unit(s)
3674
Total Applications
547
Issued Applications
404
Pending Applications
40
Abandoned Applications
119

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16916137 [patent_doc_number] => 20210189229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => TRACER FOR USE IN A SUBTERRANEAN WELL [patent_app_type] => utility [patent_app_number] => 17/126341 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17126341 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/126341
TRACER FOR USE IN A SUBTERRANEAN WELL Dec 17, 2020 Abandoned
Array ( [id] => 17435988 [patent_doc_number] => 11261300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Methods and systems for generating aqueous polymer solutions [patent_app_type] => utility [patent_app_number] => 17/121325 [patent_app_country] => US [patent_app_date] => 2020-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 46 [patent_no_of_words] => 26865 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17121325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/121325
Methods and systems for generating aqueous polymer solutions Dec 13, 2020 Issued
Array ( [id] => 17527266 [patent_doc_number] => 11299943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Hybrid stationary loss circulation cake activated in-situ [patent_app_type] => utility [patent_app_number] => 17/112709 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 10785 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17112709 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112709
Hybrid stationary loss circulation cake activated in-situ Dec 3, 2020 Issued
Array ( [id] => 17785126 [patent_doc_number] => 11408240 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Downhole acid injection to stimulate formation production [patent_app_type] => utility [patent_app_number] => 17/112665 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8570 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17112665 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112665
Downhole acid injection to stimulate formation production Dec 3, 2020 Issued
Array ( [id] => 17030157 [patent_doc_number] => 11091964 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-17 [patent_title] => Method to manage tandem single string reactive LCM pill applications [patent_app_type] => utility [patent_app_number] => 17/110805 [patent_app_country] => US [patent_app_date] => 2020-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 14990 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17110805 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/110805
Method to manage tandem single string reactive LCM pill applications Dec 2, 2020 Issued
Array ( [id] => 16824469 [patent_doc_number] => 20210139762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => MAGNETORHEOLOGICAL FLUIDS AND METHODS OF USING SAME [patent_app_type] => utility [patent_app_number] => 17/098567 [patent_app_country] => US [patent_app_date] => 2020-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5378 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17098567 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/098567
Magnetorheological fluids and methods of using same Nov 15, 2020 Issued
Array ( [id] => 18329746 [patent_doc_number] => 11634977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-25 [patent_title] => Well injection and production method and system [patent_app_type] => utility [patent_app_number] => 17/097471 [patent_app_country] => US [patent_app_date] => 2020-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 14722 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17097471 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/097471
Well injection and production method and system Nov 12, 2020 Issued
Array ( [id] => 16808697 [patent_doc_number] => 20210131250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => WELLBORE TO FRACTURE CONNECTIVITY [patent_app_type] => utility [patent_app_number] => 17/089613 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26073 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089613
Wellbore to fracture connectivity Nov 3, 2020 Issued
Array ( [id] => 16657624 [patent_doc_number] => 20210054260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => DELAYED GELATION OF POLYMERS [patent_app_type] => utility [patent_app_number] => 17/079877 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17079877 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079877
Delayed gelation of polymers Oct 25, 2020 Issued
Array ( [id] => 17022887 [patent_doc_number] => 20210246758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => Releasable alloy system and method for well management [patent_app_type] => utility [patent_app_number] => 17/068491 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 17068491 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/068491
Releasable alloy system and method for well management Oct 11, 2020 Issued
Array ( [id] => 19043721 [patent_doc_number] => 11932807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Methods and compositions using dissolvable gelled materials for diversion [patent_app_type] => utility [patent_app_number] => 17/754732 [patent_app_country] => US [patent_app_date] => 2020-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 8936 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17754732 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/754732
Methods and compositions using dissolvable gelled materials for diversion Oct 8, 2020 Issued
Array ( [id] => 19326129 [patent_doc_number] => 12043795 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Enhanced oil recovery methods and compositions [patent_app_type] => utility [patent_app_number] => 17/767527 [patent_app_country] => US [patent_app_date] => 2020-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3875 [patent_no_of_claims] => 7 [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] => 17767527 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/767527
Enhanced oil recovery methods and compositions Oct 7, 2020 Issued
Array ( [id] => 17428624 [patent_doc_number] => 20220056332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => High Temperature Cross-linked Fracturing Fluids with Reduced Friction [patent_app_type] => utility [patent_app_number] => 17/001479 [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] => 7231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17001479 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/001479
High temperature cross-linked fracturing fluids with reduced friction Aug 23, 2020 Issued
Array ( [id] => 17665452 [patent_doc_number] => 11359133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Methods for selecting surfactant solutions for use in enhanced oil recovery processes [patent_app_type] => utility [patent_app_number] => 16/995043 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7602 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16995043 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/995043
Methods for selecting surfactant solutions for use in enhanced oil recovery processes Aug 16, 2020 Issued
Array ( [id] => 16970949 [patent_doc_number] => 11066914 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Foam from low cost petroleum sulfonate surfactants for fracturing along with wettability alteration [patent_app_type] => utility [patent_app_number] => 16/990757 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 63 [patent_no_of_words] => 16878 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990757 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990757
Foam from low cost petroleum sulfonate surfactants for fracturing along with wettability alteration Aug 10, 2020 Issued
Array ( [id] => 17015345 [patent_doc_number] => 11084972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Surface charge modified nanosurfactants for reduced retention by reservoir rock [patent_app_type] => utility [patent_app_number] => 16/990478 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 24 [patent_no_of_words] => 13849 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990478 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990478
Surface charge modified nanosurfactants for reduced retention by reservoir rock Aug 10, 2020 Issued
Array ( [id] => 16468410 [patent_doc_number] => 20200369947 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => FLUOROPOLYMERS TO REDUCE RETENTION OF NANOSURFACTANTS TO CARBONATE RESERVOIR ROCK FOR APPLICATIONS IN OIL FIELDS [patent_app_type] => utility [patent_app_number] => 16/990498 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14964 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990498 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990498
Fluoropolymers to reduce retention of nanosurfactants to carbonate reservoir rock for applications in oil fields Aug 10, 2020 Issued
Array ( [id] => 16468412 [patent_doc_number] => 20200369949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => 3 IN 1 FOAM FORMULATION FOR ENHANCED OIL RECOVERY INCLUDING CONFORMANCE CONTROL, ULTRA-LOW INTERFACIAL TENSION, AND WETTABILITY ALTERATION [patent_app_type] => utility [patent_app_number] => 16/990653 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990653 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990653
3 in 1 foam formulation for enhanced oil recovery including conformance control, ultra-low interfacial tension, and wettability alteration Aug 10, 2020 Issued
Array ( [id] => 18102545 [patent_doc_number] => 11542423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Compatibilized resin-cement composite compositions [patent_app_type] => utility [patent_app_number] => 16/985710 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 16492 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16985710 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/985710
Compatibilized resin-cement composite compositions Aug 4, 2020 Issued
Array ( [id] => 16573211 [patent_doc_number] => 10895126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-19 [patent_title] => Method for preventing influx of fluid during fracturing of an offset well [patent_app_type] => utility [patent_app_number] => 16/922689 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 828 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16922689 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/922689
Method for preventing influx of fluid during fracturing of an offset well Jul 6, 2020 Issued
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