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] => 17563369 [patent_doc_number] => 20220127518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => HIGH STABILITY POLYMER COMPOSITIONS FOR ENHANCED OIL RECOVERY APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/572046 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572046 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572046
HIGH STABILITY POLYMER COMPOSITIONS FOR ENHANCED OIL RECOVERY APPLICATIONS Jan 9, 2022 Pending
Array ( [id] => 18485125 [patent_doc_number] => 20230212450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => IN-SITU FOAM GENERATION FOR WATER SHUTOFF [patent_app_type] => utility [patent_app_number] => 17/569226 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17569226 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569226
In-situ foam generation for water shutoff Jan 4, 2022 Issued
Array ( [id] => 18451835 [patent_doc_number] => 20230193114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => DILUENT FOR SOLIDS-CONTROL FLUID IN A WELLBORE [patent_app_type] => utility [patent_app_number] => 17/556656 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6363 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556656 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556656
Diluent for solids-control fluid in a wellbore Dec 19, 2021 Issued
Array ( [id] => 18420383 [patent_doc_number] => 20230174844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => FLUID LOSS CONTROL ADDITIVE [patent_app_type] => utility [patent_app_number] => 17/643252 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643252 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643252
FLUID LOSS CONTROL ADDITIVE Dec 7, 2021 Pending
Array ( [id] => 18420380 [patent_doc_number] => 20230174841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => Breakable Emulsifiers [patent_app_type] => utility [patent_app_number] => 17/545733 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8258 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17545733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/545733
Breakable Emulsifiers Dec 7, 2021 Pending
Array ( [id] => 17482434 [patent_doc_number] => 20220089938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => MUD ACID COMPOSITION AND METHODS OF USING SUCH [patent_app_type] => utility [patent_app_number] => 17/539357 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539357
Mud acid composition and methods of using such Nov 30, 2021 Issued
Array ( [id] => 17460507 [patent_doc_number] => 20220073812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => DILUTED MICROEMULSIONS WITH LOW SURFACE TENSIONS [patent_app_type] => utility [patent_app_number] => 17/530773 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530773 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/530773
DILUTED MICROEMULSIONS WITH LOW SURFACE TENSIONS Nov 18, 2021 Pending
Array ( [id] => 18518640 [patent_doc_number] => 11708523 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Methods for stabilizing water sensitive clays and migrating fines in subterranean formations [patent_app_type] => utility [patent_app_number] => 17/524449 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10431 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524449 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/524449
Methods for stabilizing water sensitive clays and migrating fines in subterranean formations Nov 10, 2021 Issued
Array ( [id] => 17595130 [patent_doc_number] => 20220144703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => CEMENT SLURRIES, CURED CEMENT AND METHODS OF MAKING AND USE OF THESE [patent_app_type] => utility [patent_app_number] => 17/523295 [patent_app_country] => US [patent_app_date] => 2021-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9652 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17523295 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/523295
Cement slurries, cured cement and methods of making and use of these Nov 9, 2021 Issued
Array ( [id] => 18685335 [patent_doc_number] => 11781057 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Amphiphilic block copolymer surfactant for attenuating acid reactivity during acid stimulation of carbonate rich reservoirs [patent_app_type] => utility [patent_app_number] => 17/452913 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7123 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17452913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/452913
Amphiphilic block copolymer surfactant for attenuating acid reactivity during acid stimulation of carbonate rich reservoirs Oct 28, 2021 Issued
Array ( [id] => 17867296 [patent_doc_number] => 20220290032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => OIL-BASED DRILLING FLUID COMPOSITION, OIL-BASED DRILLING FLUID AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/511275 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7954 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511275 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511275
Oil-based drilling fluid composition, oil-based drilling fluid and preparation method and use thereof Oct 25, 2021 Issued
Array ( [id] => 18764072 [patent_doc_number] => 11814458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Drag reducing agent and process of manufacture thereof [patent_app_type] => utility [patent_app_number] => 17/510770 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7502 [patent_no_of_claims] => 13 [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] => 17510770 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510770
Drag reducing agent and process of manufacture thereof Oct 25, 2021 Issued
Array ( [id] => 17635125 [patent_doc_number] => 11345841 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-31 [patent_title] => Fiber silica composite microsphere for shale stratum, drilling fluid and preparation method and use thereof [patent_app_type] => utility [patent_app_number] => 17/505362 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8022 [patent_no_of_claims] => 9 [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] => 17505362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/505362
Fiber silica composite microsphere for shale stratum, drilling fluid and preparation method and use thereof Oct 18, 2021 Issued
Array ( [id] => 17444016 [patent_doc_number] => 20220064521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => BIOINSPIRED CHEMICAL ADDITIVES AND SOLUTION USEFUL FOR HYDRAULIC-CEMENT CONCRETES AND THE METHODS FOR MAKING THE SAME THEREOF [patent_app_type] => utility [patent_app_number] => 17/492565 [patent_app_country] => US [patent_app_date] => 2021-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17492565 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492565
BIOINSPIRED CHEMICAL ADDITIVES AND SOLUTION USEFUL FOR HYDRAULIC-CEMENT CONCRETES AND THE METHODS FOR MAKING THE SAME THEREOF Oct 1, 2021 Abandoned
Array ( [id] => 17563374 [patent_doc_number] => 20220127523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => POLYMERIC SYSTEMS HAVING ENHANCED VISCOSITY AND PROPPANT TRANSPORT PROPERTIES [patent_app_type] => utility [patent_app_number] => 17/492092 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17492092 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492092
POLYMERIC SYSTEMS HAVING ENHANCED VISCOSITY AND PROPPANT TRANSPORT PROPERTIES Sep 30, 2021 Pending
Array ( [id] => 18255694 [patent_doc_number] => 20230082733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => POLYMER BLENDS FOR USE IN WELLBORE APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/474592 [patent_app_country] => US [patent_app_date] => 2021-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17474592 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/474592
Polymer blends for use in wellbore applications Sep 13, 2021 Issued
Array ( [id] => 17945984 [patent_doc_number] => 20220333001 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => PH-SENSITIVE TEMPORARY PLUGGING AGENT, PREPARATION METHOD THEREOF, AND USE THEREOF IN EXPLOITATION OF LOW-PERMEABILITY OIL RESERVOIR [patent_app_type] => utility [patent_app_number] => 17/469669 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5260 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17469669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/469669
pH-sensitive temporary plugging agent, preparation method thereof, and use thereof in exploitation of low-permeability oil reservoir Sep 7, 2021 Issued
Array ( [id] => 18526428 [patent_doc_number] => 11713414 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-01 [patent_title] => Polyacrylamide drag reducer compositions [patent_app_type] => utility [patent_app_number] => 17/446067 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5092 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17446067 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/446067
Polyacrylamide drag reducer compositions Aug 25, 2021 Issued
Array ( [id] => 18801442 [patent_doc_number] => 11834594 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Methods for drilling wellbores using thinner compositions [patent_app_type] => utility [patent_app_number] => 17/407139 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8008 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17407139 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/407139
Methods for drilling wellbores using thinner compositions Aug 18, 2021 Issued
Array ( [id] => 18315211 [patent_doc_number] => 11629282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Salt-tolerant polymer microsphere plugging agent and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/400430 [patent_app_country] => US [patent_app_date] => 2021-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5184 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17400430 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/400430
Salt-tolerant polymer microsphere plugging agent and preparation method thereof Aug 11, 2021 Issued
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