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] => 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
Array ( [id] => 16253699 [patent_doc_number] => 20200263073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => ALKYL ESTER SPOTTING FLUID COMPOSITIONS FOR DIFFERENTIAL STICKING [patent_app_type] => utility [patent_app_number] => 16/868245 [patent_app_country] => US [patent_app_date] => 2020-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6679 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16868245 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/868245
Alkyl ester spotting fluid compositions for differential sticking May 5, 2020 Issued
Array ( [id] => 16253700 [patent_doc_number] => 20200263074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => ALKYL ESTER SPOTTING FLUID COMPOSITIONS FOR DIFFERENTIAL STICKING [patent_app_type] => utility [patent_app_number] => 16/868254 [patent_app_country] => US [patent_app_date] => 2020-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6676 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16868254 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/868254
Alkyl ester spotting fluid compositions for differential sticking May 5, 2020 Issued
Array ( [id] => 18478394 [patent_doc_number] => 11692125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Injection fluids comprising anionic surfactants and alkoxylated alcohols and the use of such fluids in chemical enhanced oil recovery processes [patent_app_type] => utility [patent_app_number] => 17/607618 [patent_app_country] => US [patent_app_date] => 2020-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4822 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [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] => 17607618 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/607618
Injection fluids comprising anionic surfactants and alkoxylated alcohols and the use of such fluids in chemical enhanced oil recovery processes Apr 30, 2020 Issued
Array ( [id] => 17913910 [patent_doc_number] => 20220316305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => METHOD FOR INTEGRAL PROFILE CONTROL AND PLUGGING OF WATER ENCROACHMENT AND STEAM CHANNELING OF HEAVY OIL RESERVOIR WITH EDGE AND BOTTOM WATER [patent_app_type] => utility [patent_app_number] => 17/596156 [patent_app_country] => US [patent_app_date] => 2020-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 760 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17596156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/596156
Method for integral profile control and plugging of water encroachment and steam channeling of heavy oil reservoir with edge and bottom water Apr 29, 2020 Issued
Array ( [id] => 17672936 [patent_doc_number] => 20220186103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => METHODS INVOLVING CEMENTS THAT EMPLOY CARBON DIOXIDE AS A REACTANT [patent_app_type] => utility [patent_app_number] => 17/600833 [patent_app_country] => US [patent_app_date] => 2020-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4809 [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] => 17600833 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/600833
Methods involving cements that employ carbon dioxide as a reactant Mar 31, 2020 Issued
Array ( [id] => 16177113 [patent_doc_number] => 20200224081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => ETHOXYLATED AMINES FOR USE IN SUBTERRANEAN FORMATIONS [patent_app_type] => utility [patent_app_number] => 16/828584 [patent_app_country] => US [patent_app_date] => 2020-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5014 [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] => 16828584 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/828584
Ethoxylated amines for use in subterranean formations Mar 23, 2020 Issued
Array ( [id] => 19291740 [patent_doc_number] => 12031087 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Oxygenated solvents for improved production of oil and gas [patent_app_type] => utility [patent_app_number] => 17/441223 [patent_app_country] => US [patent_app_date] => 2020-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 60 [patent_figures_cnt] => 73 [patent_no_of_words] => 37699 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17441223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/441223
Oxygenated solvents for improved production of oil and gas Mar 19, 2020 Issued
Array ( [id] => 17336279 [patent_doc_number] => 20220002610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => STABLE HIGH SOLIDS SLURRY COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/289087 [patent_app_country] => US [patent_app_date] => 2020-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22708 [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] => 17289087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/289087
Stable high solids slurry compositions Mar 17, 2020 Issued
Array ( [id] => 17067486 [patent_doc_number] => 20210269701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => IRON SULFIDE INHIBITOR SUITABLE FOR SQUEEZE APPLICATION [patent_app_type] => utility [patent_app_number] => 16/804876 [patent_app_country] => US [patent_app_date] => 2020-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16804876 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/804876
Iron sulfide inhibitor suitable for squeeze application Feb 27, 2020 Issued
Array ( [id] => 16073935 [patent_doc_number] => 20200190954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => DOWNHOLE FLOW CONTROL APPARATUS [patent_app_type] => utility [patent_app_number] => 16/802809 [patent_app_country] => US [patent_app_date] => 2020-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16802809 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/802809
DOWNHOLE FLOW CONTROL APPARATUS Feb 26, 2020 Abandoned
Array ( [id] => 19076991 [patent_doc_number] => 11946346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Gravel packing leak off system positioned across non-perforated coupling region [patent_app_type] => utility [patent_app_number] => 17/431497 [patent_app_country] => US [patent_app_date] => 2020-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 22 [patent_no_of_words] => 4323 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431497 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431497
Gravel packing leak off system positioned across non-perforated coupling region Feb 19, 2020 Issued
Array ( [id] => 17968384 [patent_doc_number] => 11485900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Mitigation of condensate and water banking using functionalized nanoparticles [patent_app_type] => utility [patent_app_number] => 16/732581 [patent_app_country] => US [patent_app_date] => 2020-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 10231 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16732581 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/732581
Mitigation of condensate and water banking using functionalized nanoparticles Jan 1, 2020 Issued
Array ( [id] => 16500242 [patent_doc_number] => 10865620 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-15 [patent_title] => Downhole ultraviolet system for mitigating lost circulation [patent_app_type] => utility [patent_app_number] => 16/720982 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 6240 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16720982 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/720982
Downhole ultraviolet system for mitigating lost circulation Dec 18, 2019 Issued
Array ( [id] => 16461350 [patent_doc_number] => 10844689 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-24 [patent_title] => Downhole ultrasonic actuator system for mitigating lost circulation [patent_app_type] => utility [patent_app_number] => 16/720947 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 6622 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16720947 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/720947
Downhole ultrasonic actuator system for mitigating lost circulation Dec 18, 2019 Issued
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