Search

Ashish K. Varma

Examiner (ID: 18617, Phone: (571)272-9565 , Office: P/3674 )

Most Active Art Unit
3674
Art Unit(s)
3674
Total Applications
526
Issued Applications
385
Pending Applications
39
Abandoned Applications
118

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18862152 [patent_doc_number] => 20230416588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => TERNARY DEEP EUTECTIC SOLVENTS AS DRILLING FLUIDS [patent_app_type] => utility [patent_app_number] => 18/036574 [patent_app_country] => US [patent_app_date] => 2020-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -39 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18036574 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/036574
TERNARY DEEP EUTECTIC SOLVENTS AS DRILLING FLUIDS Nov 11, 2020 Pending
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] => 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] => 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] => 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] => 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] => 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
Array ( [id] => 18233320 [patent_doc_number] => 11597869 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Magnetically labeled hybrid nanosurfactants for oil reservoir applications [patent_app_type] => utility [patent_app_number] => 16/915198 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 32 [patent_no_of_words] => 5593 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16915198 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915198
Magnetically labeled hybrid nanosurfactants for oil reservoir applications Jun 28, 2020 Issued
Array ( [id] => 17990355 [patent_doc_number] => 20220356392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => FOAMING FORMULATIONS FOR ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 17/620896 [patent_app_country] => US [patent_app_date] => 2020-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17620896 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/620896
Foaming formulations for enhanced oil recovery Jun 15, 2020 Issued
Array ( [id] => 19181472 [patent_doc_number] => 11988056 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Piston burst disk dump bailer [patent_app_type] => utility [patent_app_number] => 16/890860 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 12974 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [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] => 16890860 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/890860
Piston burst disk dump bailer Jun 1, 2020 Issued
Array ( [id] => 16437727 [patent_doc_number] => 20200355053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => MICROBIALLY ENHANCED THERMAL OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 16/885228 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7370 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16885228 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/885228
Microbially enhanced thermal oil recovery May 26, 2020 Issued
Array ( [id] => 16297948 [patent_doc_number] => 20200283671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => Drilling Fluid Composition Including Viscosifier And Method Of Using The Same [patent_app_type] => utility [patent_app_number] => 16/881873 [patent_app_country] => US [patent_app_date] => 2020-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16881873 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/881873
Drilling fluid composition including viscosifier and method of using the same May 21, 2020 Issued
Array ( [id] => 18399687 [patent_doc_number] => 11661816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Method and apparatus for cementing a casing in a wellbore [patent_app_type] => utility [patent_app_number] => 16/874773 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3247 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16874773 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874773
Method and apparatus for cementing a casing in a wellbore May 14, 2020 Issued
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