Search

Avi T. Skaist

Examiner (ID: 2955, Phone: (571)272-9348 , Office: P/3674 )

Most Active Art Unit
3674
Art Unit(s)
3674
Total Applications
504
Issued Applications
327
Pending Applications
54
Abandoned Applications
141

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18469081 [patent_doc_number] => 20230203365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => MICROMESH PROPPANT AND METHODS OF MAKING AND USING SAME [patent_app_type] => utility [patent_app_number] => 18/117786 [patent_app_country] => US [patent_app_date] => 2023-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9939 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117786 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117786
Micromesh proppant and methods of making and using same Mar 5, 2023 Issued
Array ( [id] => 18948591 [patent_doc_number] => 11891876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Methods and systems for rotating a casing to ensure efficient displacement of cement slurry [patent_app_type] => utility [patent_app_number] => 18/105555 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 6027 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105555 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105555
Methods and systems for rotating a casing to ensure efficient displacement of cement slurry Feb 2, 2023 Issued
Array ( [id] => 18910728 [patent_doc_number] => 11873701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Enhanced scale inhibitor squeeze treatment using a chemical additive [patent_app_type] => utility [patent_app_number] => 18/095181 [patent_app_country] => US [patent_app_date] => 2023-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5792 [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] => 18095181 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095181
Enhanced scale inhibitor squeeze treatment using a chemical additive Jan 9, 2023 Issued
Array ( [id] => 18546311 [patent_doc_number] => 11719658 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Method of cement for well cementing in penetrated hydrate layer [patent_app_type] => utility [patent_app_number] => 17/994420 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6351 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 412 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994420
Method of cement for well cementing in penetrated hydrate layer Nov 27, 2022 Issued
Array ( [id] => 18211940 [patent_doc_number] => 20230058204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => SURFACTANTS FOR OIL AND GAS PRODUCTION [patent_app_type] => utility [patent_app_number] => 17/979637 [patent_app_country] => US [patent_app_date] => 2022-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18112 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17979637 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/979637
Surfactants for oil and gas production Nov 1, 2022 Issued
Array ( [id] => 19258495 [patent_doc_number] => 12018543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Downhole landing assemblies [patent_app_type] => utility [patent_app_number] => 17/967343 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 44 [patent_no_of_words] => 23312 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 17967343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967343
Downhole landing assemblies Oct 16, 2022 Issued
Array ( [id] => 19301037 [patent_doc_number] => 20240229606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => SHALE INHIBITOR ADDITIVES, WELLBORE FLUIDS COMPRISING SAID ADDITIVES, AND METHODS OF USING SAID FLUIDS [patent_app_type] => utility [patent_app_number] => 18/693602 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18693602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/693602
Shale inhibitor additives, wellbore fluids comprising said additives, and methods of using said fluids Sep 28, 2022 Issued
Array ( [id] => 19301037 [patent_doc_number] => 20240229606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => SHALE INHIBITOR ADDITIVES, WELLBORE FLUIDS COMPRISING SAID ADDITIVES, AND METHODS OF USING SAID FLUIDS [patent_app_type] => utility [patent_app_number] => 18/693602 [patent_app_country] => US [patent_app_date] => 2022-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18693602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/693602
Shale inhibitor additives, wellbore fluids comprising said additives, and methods of using said fluids Sep 28, 2022 Issued
Array ( [id] => 19667690 [patent_doc_number] => 12180423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Methods for stimulating hydrocarbon-bearing formations [patent_app_type] => utility [patent_app_number] => 17/934293 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 9413 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17934293 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/934293
Methods for stimulating hydrocarbon-bearing formations Sep 21, 2022 Issued
Array ( [id] => 19226837 [patent_doc_number] => 12006471 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Nanobubbles and gas-liquid mixtures for enhanced carbon dioxide sequestration [patent_app_type] => utility [patent_app_number] => 17/932363 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2430 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17932363 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/932363
Nanobubbles and gas-liquid mixtures for enhanced carbon dioxide sequestration Sep 14, 2022 Issued
Array ( [id] => 19013167 [patent_doc_number] => 11920084 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-05 [patent_title] => Chemical enhanced hydrocarbon recovery [patent_app_type] => utility [patent_app_number] => 17/823271 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 12834 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17823271 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/823271
Chemical enhanced hydrocarbon recovery Aug 29, 2022 Issued
Array ( [id] => 18146800 [patent_doc_number] => 20230020657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => CARBON SEQUESTRATION BY PROPPANTS [patent_app_type] => utility [patent_app_number] => 17/822870 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17822870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/822870
Carbon sequestration by proppants Aug 28, 2022 Issued
Array ( [id] => 18037020 [patent_doc_number] => 20220381235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => Electric Drive Pump For Well Stimulation [patent_app_type] => utility [patent_app_number] => 17/816856 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17816856 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/816856
Electric drive pump for well stimulation Aug 1, 2022 Issued
Array ( [id] => 19970116 [patent_doc_number] => 12338714 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Hot water injection/stimulation with enablers [patent_app_type] => utility [patent_app_number] => 17/816121 [patent_app_country] => US [patent_app_date] => 2022-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 1200 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17816121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/816121
Hot water injection/stimulation with enablers Jul 28, 2022 Issued
Array ( [id] => 18923747 [patent_doc_number] => 20240026751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => TAPERED COLLET MECHANISM FOR SHIFTING PLUG RELEASE [patent_app_type] => utility [patent_app_number] => 17/870129 [patent_app_country] => US [patent_app_date] => 2022-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17870129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/870129
TAPERED COLLET MECHANISM FOR SHIFTING PLUG RELEASE Jul 20, 2022 Pending
Array ( [id] => 18923746 [patent_doc_number] => 20240026750 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => MANAGED PRESSURE REVERSE CEMENTING AND VALVE CLOSURE [patent_app_type] => utility [patent_app_number] => 17/868454 [patent_app_country] => US [patent_app_date] => 2022-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8093 [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] => 17868454 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/868454
Managed pressure reverse cementing and valve closure Jul 18, 2022 Issued
Array ( [id] => 19543319 [patent_doc_number] => 20240360355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => LOW VISCOSITY POLYMER-BASED RETARDED ACID [patent_app_type] => utility [patent_app_number] => 18/579682 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18579682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/579682
LOW VISCOSITY POLYMER-BASED RETARDED ACID Jul 11, 2022 Pending
Array ( [id] => 20179549 [patent_doc_number] => 20250263507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => POLYMER OF 2-ACRYLAMIDO-2-METHYLPROPANE SULPHONIC ACID AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/562773 [patent_app_country] => US [patent_app_date] => 2022-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18562773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562773
POLYMER OF 2-ACRYLAMIDO-2-METHYLPROPANE SULPHONIC ACID AND USE THEREOF Jul 7, 2022 Pending
Array ( [id] => 20179549 [patent_doc_number] => 20250263507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => POLYMER OF 2-ACRYLAMIDO-2-METHYLPROPANE SULPHONIC ACID AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/562773 [patent_app_country] => US [patent_app_date] => 2022-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8839 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18562773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562773
POLYMER OF 2-ACRYLAMIDO-2-METHYLPROPANE SULPHONIC ACID AND USE THEREOF Jul 7, 2022 Pending
Array ( [id] => 19580282 [patent_doc_number] => 12146383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => System and method for running and cementing fabric-nested casing [patent_app_type] => utility [patent_app_number] => 17/852094 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 22 [patent_no_of_words] => 7057 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852094 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852094
System and method for running and cementing fabric-nested casing Jun 27, 2022 Issued
Menu