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] => 16916763 [patent_doc_number] => 20210189855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => Use of Sulfonic Acids in Downhole Methods [patent_app_type] => utility [patent_app_number] => 17/054356 [patent_app_country] => US [patent_app_date] => 2019-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10398 [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] => 17054356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/054356
Use of sulfonic acids in downhole methods May 9, 2019 Issued
Array ( [id] => 16429926 [patent_doc_number] => 10830001 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => Wellbore drill bit [patent_app_type] => utility [patent_app_number] => 16/388539 [patent_app_country] => US [patent_app_date] => 2019-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5933 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16388539 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/388539
Wellbore drill bit Apr 17, 2019 Issued
Array ( [id] => 15916335 [patent_doc_number] => 10655400 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-19 [patent_title] => Well bit assembly [patent_app_type] => utility [patent_app_number] => 16/388557 [patent_app_country] => US [patent_app_date] => 2019-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5933 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16388557 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/388557
Well bit assembly Apr 17, 2019 Issued
Array ( [id] => 18369544 [patent_doc_number] => 11649704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-16 [patent_title] => Processes and systems for injection of a liquid and gas mixture into a well [patent_app_type] => utility [patent_app_number] => 17/047312 [patent_app_country] => US [patent_app_date] => 2019-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 15934 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17047312 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/047312
Processes and systems for injection of a liquid and gas mixture into a well Apr 10, 2019 Issued
Array ( [id] => 14763045 [patent_doc_number] => 10392911 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-08-27 [patent_title] => In-situ carbon dioxide generation for heavy oil recovery method [patent_app_type] => utility [patent_app_number] => 16/378907 [patent_app_country] => US [patent_app_date] => 2019-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9415 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16378907 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/378907
In-situ carbon dioxide generation for heavy oil recovery method Apr 8, 2019 Issued
Array ( [id] => 19809959 [patent_doc_number] => 12241333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Cement composition and its relation with compressive strength [patent_app_type] => utility [patent_app_number] => 16/632462 [patent_app_country] => US [patent_app_date] => 2019-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 12020 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16632462 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/632462
Cement composition and its relation with compressive strength Apr 4, 2019 Issued
Array ( [id] => 14795131 [patent_doc_number] => 10400562 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-03 [patent_title] => Intermittent fracture flooding process [patent_app_type] => utility [patent_app_number] => 16/367950 [patent_app_country] => US [patent_app_date] => 2019-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 8539 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16367950 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/367950
Intermittent fracture flooding process Mar 27, 2019 Issued
Array ( [id] => 18187683 [patent_doc_number] => 11578254 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Alkyl alkoxylated carboxylate salts as steam foam additives for heavy oil recovery [patent_app_type] => utility [patent_app_number] => 16/981536 [patent_app_country] => US [patent_app_date] => 2019-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5613 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16981536 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/981536
Alkyl alkoxylated carboxylate salts as steam foam additives for heavy oil recovery Mar 14, 2019 Issued
Array ( [id] => 16525918 [patent_doc_number] => 20200399998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => HORIZONTAL WELLBORE PUMP SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 16/978535 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16978535 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/978535
HORIZONTAL WELLBORE PUMP SYSTEM AND METHOD Mar 11, 2019 Abandoned
Array ( [id] => 16191018 [patent_doc_number] => 20200231867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => METHOD OF TREATING SUBTERRANEAN FORMATIONS WITH COMPOSITES HAVING ENHANCED STRENGTH [patent_app_type] => utility [patent_app_number] => 16/254375 [patent_app_country] => US [patent_app_date] => 2019-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16254375 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/254375
Method of treating subterranean formations with composites having enhanced strength Jan 21, 2019 Issued
Array ( [id] => 17905656 [patent_doc_number] => 11459502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive [patent_app_type] => utility [patent_app_number] => 16/240597 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2418 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240597 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/240597
Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive Jan 3, 2019 Issued
Array ( [id] => 17193580 [patent_doc_number] => 11162324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Systems and methods for zonal cementing and centralization using winged casing [patent_app_type] => utility [patent_app_number] => 16/235324 [patent_app_country] => US [patent_app_date] => 2018-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 3689 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16235324 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/235324
Systems and methods for zonal cementing and centralization using winged casing Dec 27, 2018 Issued
Array ( [id] => 14501749 [patent_doc_number] => 20190194529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => SMART PROPPANT PLATFORM TECHNOLOGY [patent_app_type] => utility [patent_app_number] => 16/229398 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4674 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16229398 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/229398
SMART PROPPANT PLATFORM TECHNOLOGY Dec 20, 2018 Abandoned
Array ( [id] => 14469211 [patent_doc_number] => 20190186248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => Material and Method of Controlled Energy Deposition [patent_app_type] => utility [patent_app_number] => 16/226973 [patent_app_country] => US [patent_app_date] => 2018-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11378 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16226973 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/226973
Material and method of controlled energy deposition Dec 19, 2018 Issued
Array ( [id] => 15528257 [patent_doc_number] => 20200056434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => PNEUMATIC CONVEYING UNIT, METHOD AND SYSTEM FOR CONVEYING DRILL CUTTINGS IN ONSHORE DRILLING RIGS [patent_app_type] => utility [patent_app_number] => 16/220390 [patent_app_country] => US [patent_app_date] => 2018-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2227 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16220390 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/220390
PNEUMATIC CONVEYING UNIT, METHOD AND SYSTEM FOR CONVEYING DRILL CUTTINGS IN ONSHORE DRILLING RIGS Dec 13, 2018 Abandoned
Array ( [id] => 15408363 [patent_doc_number] => 20200024503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => SURFACTANT ADDITIVE TO INCREASE RESIN PIPE BONDING [patent_app_type] => utility [patent_app_number] => 16/212971 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16101 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16212971 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/212971
SURFACTANT ADDITIVE TO INCREASE RESIN PIPE BONDING Dec 6, 2018 Abandoned
Array ( [id] => 16013271 [patent_doc_number] => 20200181478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => MODIFIED MOS2 NANO MATERIAL, AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/212529 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16212529 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/212529
Modified MoS Dec 5, 2018 Issued
Array ( [id] => 17243660 [patent_doc_number] => 20210363403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => COMPOSITE MATERIAL FOR SLURRY YIELD ENHANCEMENT [patent_app_type] => utility [patent_app_number] => 16/484078 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16484078 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/484078
Composite material for slurry yield enhancement Dec 2, 2018 Issued
Array ( [id] => 17649830 [patent_doc_number] => 11352544 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Strength retrogression mitigation materials for cement compositions [patent_app_type] => utility [patent_app_number] => 16/605781 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6413 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16605781 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/605781
Strength retrogression mitigation materials for cement compositions Dec 2, 2018 Issued
Array ( [id] => 16673303 [patent_doc_number] => 20210062066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => Composite Cementitious Material For Cement Compositions [patent_app_type] => utility [patent_app_number] => 16/609419 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7209 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16609419 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/609419
Composite cementitious material for cement compositions Dec 2, 2018 Issued
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