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] => 17370195 [patent_doc_number] => 20220025247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => METHODS FOR HYDROCARBON RECOVERY USING ALKOXYLATE EMULSIONS [patent_app_type] => utility [patent_app_number] => 17/045034 [patent_app_country] => US [patent_app_date] => 2019-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 17045034 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/045034
METHODS FOR HYDROCARBON RECOVERY USING ALKOXYLATE EMULSIONS Apr 3, 2019 Abandoned
Array ( [id] => 14625007 [patent_doc_number] => 20190225871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => BRINE RESISTANT SILICA SOL [patent_app_type] => utility [patent_app_number] => 16/374060 [patent_app_country] => US [patent_app_date] => 2019-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7765 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16374060 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/374060
Brine resistant silica sol Apr 2, 2019 Issued
Array ( [id] => 16361230 [patent_doc_number] => 20200317981 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => WATER-BASED DRILLING, COMPLETION, AND WORKOVER FLUID COMPOSITION WITH REDUCED BARITE SAGGING [patent_app_type] => utility [patent_app_number] => 16/373137 [patent_app_country] => US [patent_app_date] => 2019-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16373137 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/373137
Water-based drilling, completion, and workover fluid composition with reduced barite sagging Apr 1, 2019 Issued
Array ( [id] => 14624977 [patent_doc_number] => 20190225856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-25 [patent_title] => ELECTRICALLY CONDUCTIVE OIL-BASED FLUIDS [patent_app_type] => utility [patent_app_number] => 16/369343 [patent_app_country] => US [patent_app_date] => 2019-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16369343 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/369343
ELECTRICALLY CONDUCTIVE OIL-BASED FLUIDS Mar 28, 2019 Abandoned
Array ( [id] => 16793151 [patent_doc_number] => 20210122968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => SURFACTANTS FOR ENHANCED OIL RECOVERY [patent_app_type] => utility [patent_app_number] => 17/042427 [patent_app_country] => US [patent_app_date] => 2019-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17042427 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/042427
Surfactants for enhanced oil recovery Mar 27, 2019 Issued
Array ( [id] => 18260770 [patent_doc_number] => 11608465 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Multi-functional compositions for enhanced oil and gas recovery and other petroleum industry applications [patent_app_type] => utility [patent_app_number] => 16/978301 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11409 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16978301 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/978301
Multi-functional compositions for enhanced oil and gas recovery and other petroleum industry applications Mar 26, 2019 Issued
Array ( [id] => 16771037 [patent_doc_number] => 10982131 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-20 [patent_title] => Phase transition material fluid and proppant formed therefrom [patent_app_type] => utility [patent_app_number] => 16/365765 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4755 [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] => 16365765 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/365765
Phase transition material fluid and proppant formed therefrom Mar 26, 2019 Issued
Array ( [id] => 16613876 [patent_doc_number] => 20210032529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => A Chemical Treatment Solution for Formation Damage at Near Wellbore [patent_app_type] => utility [patent_app_number] => 17/041857 [patent_app_country] => US [patent_app_date] => 2019-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17041857 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/041857
A Chemical Treatment Solution for Formation Damage at Near Wellbore Mar 18, 2019 Pending
Array ( [id] => 15163547 [patent_doc_number] => 10487255 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-11-26 [patent_title] => Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereof [patent_app_type] => utility [patent_app_number] => 16/285783 [patent_app_country] => US [patent_app_date] => 2019-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8197 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16285783 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/285783
Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereof Feb 25, 2019 Issued
Array ( [id] => 17015342 [patent_doc_number] => 11084969 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Low glass transition temperature polymer latex drag reducing agent [patent_app_type] => utility [patent_app_number] => 16/278320 [patent_app_country] => US [patent_app_date] => 2019-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3782 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16278320 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/278320
Low glass transition temperature polymer latex drag reducing agent Feb 17, 2019 Issued
Array ( [id] => 15194165 [patent_doc_number] => 10494562 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-03 [patent_title] => Flow modifier particles, flow modifier, and preparation method and use thereof [patent_app_type] => utility [patent_app_number] => 16/275564 [patent_app_country] => US [patent_app_date] => 2019-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 7242 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16275564 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/275564
Flow modifier particles, flow modifier, and preparation method and use thereof Feb 13, 2019 Issued
Array ( [id] => 17520669 [patent_doc_number] => 20220106518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => LOW DOSAGE HYDRATE INHIBITOR [patent_app_type] => utility [patent_app_number] => 17/419126 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17419126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/419126
Low dosage hydrate inhibitor Jan 30, 2019 Issued
Array ( [id] => 14653173 [patent_doc_number] => 20190233715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => COMPOSITIONS FOR USE IN OIL AND GAS OPERATIONS [patent_app_type] => utility [patent_app_number] => 16/262211 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16262211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/262211
Compositions for use in oil and gas operations Jan 29, 2019 Issued
Array ( [id] => 14715993 [patent_doc_number] => 20190249060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => COMPOSITION FOR A SOLID MATRIX USED IN CONNECTION WITH HANDLING BULK MATERIALS [patent_app_type] => utility [patent_app_number] => 16/257579 [patent_app_country] => US [patent_app_date] => 2019-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 16257579 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/257579
COMPOSITION FOR A SOLID MATRIX USED IN CONNECTION WITH HANDLING BULK MATERIALS Jan 24, 2019 Abandoned
Array ( [id] => 15039029 [patent_doc_number] => 20190330519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => CHELATING AGENT FOR RESERVOIR ACIDIFICATION AND STIMULATING INJECTION AND ITS PREPARATION METHOD AND APPLICATION [patent_app_type] => utility [patent_app_number] => 16/254773 [patent_app_country] => US [patent_app_date] => 2019-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16254773 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/254773
Chelating agent for reservoir acidification and stimulating injection and its preparation method and application Jan 22, 2019 Issued
Array ( [id] => 16985581 [patent_doc_number] => 11072739 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Composition and method for improving performance of friction reducing polymers in high dissolved solids water [patent_app_type] => utility [patent_app_number] => 16/963115 [patent_app_country] => US [patent_app_date] => 2019-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5097 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16963115 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963115
Composition and method for improving performance of friction reducing polymers in high dissolved solids water Jan 21, 2019 Issued
Array ( [id] => 16735545 [patent_doc_number] => 10961180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Branched trialkyl amine oxides [patent_app_type] => utility [patent_app_number] => 16/243232 [patent_app_country] => US [patent_app_date] => 2019-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18792 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16243232 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/243232
Branched trialkyl amine oxides Jan 8, 2019 Issued
Array ( [id] => 14747177 [patent_doc_number] => 20190256762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => SCALE INHIBITOR COMPOSITIONS INCLUDING TRIAMINONONANE PHOSPHONATES AND METHODS FOR MAKING AND USING SAME [patent_app_type] => utility [patent_app_number] => 16/243219 [patent_app_country] => US [patent_app_date] => 2019-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16243219 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/243219
SCALE INHIBITOR COMPOSITIONS INCLUDING TRIAMINONONANE PHOSPHONATES AND METHODS FOR MAKING AND USING SAME Jan 8, 2019 Abandoned
Array ( [id] => 14836659 [patent_doc_number] => 20190276730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-12 [patent_title] => On-Line Diverting Acid For Continuous Injection Into Water Injection Wells And A Preparation Method Thereof [patent_app_type] => utility [patent_app_number] => 16/239712 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3240 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16239712 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/239712
On-line diverting acid for continuous injection into water injection wells and a preparation method thereof Jan 3, 2019 Issued
Array ( [id] => 14994147 [patent_doc_number] => 20190316031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-17 [patent_title] => INJECTION STIMULATION AGENT FOR WATER INJECTION WELL AND THE PREPARATION METHOD AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 16/229602 [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] => 2390 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16229602 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/229602
Injection stimulation agent for water injection well and the preparation method and application thereof Dec 20, 2018 Issued
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