Search

David T Brooks

Examiner (ID: 14392, Phone: (571)272-3334 , Office: P/2156 )

Most Active Art Unit
2156
Art Unit(s)
2156, 2100
Total Applications
271
Issued Applications
185
Pending Applications
0
Abandoned Applications
85

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18808831 [patent_doc_number] => 20230383165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => PERMANGANATE BASED HYDROGEN SULFIDE SCAVENGING DRILLING FLUID [patent_app_type] => utility [patent_app_number] => 17/938778 [patent_app_country] => US [patent_app_date] => 2022-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7810 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17938778 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938778
PERMANGANATE BASED HYDROGEN SULFIDE SCAVENGING DRILLING FLUID Oct 6, 2022 Pending
Array ( [id] => 18504780 [patent_doc_number] => 11702585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Tight oil reservoir CO [patent_app_type] => utility [patent_app_number] => 17/900822 [patent_app_country] => US [patent_app_date] => 2022-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2665 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 377 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17900822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/900822
Tight oil reservoir CO Aug 30, 2022 Issued
Array ( [id] => 18238961 [patent_doc_number] => 20230071272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => PROPPANT PARTICLES FORMED FROM SLURRY DROPLETS AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 17/893720 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17893720 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893720
PROPPANT PARTICLES FORMED FROM SLURRY DROPLETS AND METHODS OF USE Aug 22, 2022 Pending
Array ( [id] => 18987985 [patent_doc_number] => 20240059954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => METHOD OF REACTING CO2 BY EMULSIFYING CEMENT AND USE IN OILWELL CEMENTING [patent_app_type] => utility [patent_app_number] => 17/821436 [patent_app_country] => US [patent_app_date] => 2022-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17821436 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/821436
METHOD OF REACTING CO2 BY EMULSIFYING CEMENT AND USE IN OILWELL CEMENTING Aug 21, 2022 Pending
Array ( [id] => 18955407 [patent_doc_number] => 20240043734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => HIGH TEMPERATURE HIGH SALT LOW END RHEOLOGY MODIFIERS [patent_app_type] => utility [patent_app_number] => 17/818155 [patent_app_country] => US [patent_app_date] => 2022-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3721 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17818155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/818155
HIGH TEMPERATURE HIGH SALT LOW END RHEOLOGY MODIFIERS Aug 7, 2022 Pending
Array ( [id] => 18208019 [patent_doc_number] => 20230054276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => CHLORINATED HYDROCARBONS AS LUBRICANTS FOR COILED-TUBING (CT) SUBTERRANEAN DRILLING IN OIL-GAS EXPLORATION APPLICATION [patent_app_type] => utility [patent_app_number] => 17/881992 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1679 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17881992 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/881992
CHLORINATED HYDROCARBONS AS LUBRICANTS FOR COILED-TUBING (CT) SUBTERRANEAN DRILLING IN OIL-GAS EXPLORATION APPLICATION Aug 4, 2022 Abandoned
Array ( [id] => 19076641 [patent_doc_number] => 11945992 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Polymer-based latex for drilling fluids [patent_app_type] => utility [patent_app_number] => 17/880950 [patent_app_country] => US [patent_app_date] => 2022-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 8385 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17880950 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/880950
Polymer-based latex for drilling fluids Aug 3, 2022 Issued
Array ( [id] => 18036439 [patent_doc_number] => 20220380654 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => CATIONIC NITROGEN-CONTAINING HETEROCYCLES AND THEIR APPLICATION IN WELLBORE STABILITY [patent_app_type] => utility [patent_app_number] => 17/873392 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17873392 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/873392
Cationic nitrogen-containing heterocycles and their application in wellbore stability Jul 25, 2022 Issued
Array ( [id] => 18980300 [patent_doc_number] => 11905460 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Scale inhibitors and related controlled release particles [patent_app_type] => utility [patent_app_number] => 18/003442 [patent_app_country] => US [patent_app_date] => 2022-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 10685 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18003442 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003442
Scale inhibitors and related controlled release particles Jul 19, 2022 Issued
Array ( [id] => 18125626 [patent_doc_number] => 20230011243 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => Direct Emulsion Drilling Fluid [patent_app_type] => utility [patent_app_number] => 17/811251 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3951 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17811251 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/811251
Direct Emulsion Drilling Fluid Jul 6, 2022 Pending
Array ( [id] => 18862154 [patent_doc_number] => 20230416590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => QUATERNARY AMMONIUM SALTS AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS [patent_app_type] => utility [patent_app_number] => 17/850363 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5949 [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] => 17850363 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/850363
QUATERNARY AMMONIUM SALTS AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS Jun 26, 2022 Pending
Array ( [id] => 17930045 [patent_doc_number] => 20220325170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => NANOGELS FOR DELAYED GELATION [patent_app_type] => utility [patent_app_number] => 17/847161 [patent_app_country] => US [patent_app_date] => 2022-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17847161 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/847161
Nanogels for delayed gelation Jun 21, 2022 Issued
Array ( [id] => 18685340 [patent_doc_number] => 11781062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-10 [patent_title] => Bionics-based efficiently transported and packed proppant and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/844731 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4630 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844731 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844731
Bionics-based efficiently transported and packed proppant and preparation method thereof Jun 20, 2022 Issued
Array ( [id] => 17882927 [patent_doc_number] => 20220298404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => Processing Produced Fluids For Fluid Recovery [patent_app_type] => utility [patent_app_number] => 17/832901 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17832901 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/832901
Processing produced fluids for fluid recovery Jun 5, 2022 Issued
Array ( [id] => 18036440 [patent_doc_number] => 20220380655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => CARBON DIOXIDE SEQUESTERED CEMENT FOR WELL CEMENTING [patent_app_type] => utility [patent_app_number] => 17/826275 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826275 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826275
CARBON DIOXIDE SEQUESTERED CEMENT FOR WELL CEMENTING May 26, 2022 Pending
Array ( [id] => 18980299 [patent_doc_number] => 11905459 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Method to mitigate halite scale [patent_app_type] => utility [patent_app_number] => 17/826026 [patent_app_country] => US [patent_app_date] => 2022-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2939 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826026 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826026
Method to mitigate halite scale May 25, 2022 Issued
Array ( [id] => 18036441 [patent_doc_number] => 20220380656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => METHOD FOR UNBLOCKING A DEEP WELL PLUGGED BY AN ADSORBENT [patent_app_type] => utility [patent_app_number] => 17/824332 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17824332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/824332
Method for unblocking a deep well plugged by an adsorbent May 24, 2022 Issued
Array ( [id] => 17953612 [patent_doc_number] => 11479706 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-10-25 [patent_title] => Mineral oil invert emulsion hydrogen sulfide mitigating drilling fluid and method of drilling subterranean geological formation [patent_app_type] => utility [patent_app_number] => 17/751785 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7808 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17751785 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/751785
Mineral oil invert emulsion hydrogen sulfide mitigating drilling fluid and method of drilling subterranean geological formation May 23, 2022 Issued
Array ( [id] => 17837823 [patent_doc_number] => 20220275128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => ACRYLOYL BASED POLYMERS WITH ACTIVE END CAP AS CORROSION INHIBITORS [patent_app_type] => utility [patent_app_number] => 17/749698 [patent_app_country] => US [patent_app_date] => 2022-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5808 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17749698 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/749698
Acryloyl based polymers with active end cap as corrosion inhibitors May 19, 2022 Issued
Array ( [id] => 18260769 [patent_doc_number] => 11608464 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-21 [patent_title] => Solid scale inhibitor [patent_app_type] => utility [patent_app_number] => 17/729454 [patent_app_country] => US [patent_app_date] => 2022-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5845 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17729454 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/729454
Solid scale inhibitor Apr 25, 2022 Issued
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