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] => 17370021 [patent_doc_number] => 20220025073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => MODIFIED CELLULOSE FIBER POWDER [patent_app_type] => utility [patent_app_number] => 17/311418 [patent_app_country] => US [patent_app_date] => 2019-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17311418 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/311418
MODIFIED CELLULOSE FIBER POWDER Dec 25, 2019 Pending
Array ( [id] => 17505300 [patent_doc_number] => 20220098402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => POLYMERIC COMPOSITION COMPRISING A THERMOPLASTIC ELASTOMER WITH BUTADIENE AND STYRENE BLOCKS AND A COMPATIBLE PLASTICIZER [patent_app_type] => utility [patent_app_number] => 17/418151 [patent_app_country] => US [patent_app_date] => 2019-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6281 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17418151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/418151
POLYMERIC COMPOSITION COMPRISING A THERMOPLASTIC ELASTOMER WITH BUTADIENE AND STYRENE BLOCKS AND A COMPATIBLE PLASTICIZER Dec 23, 2019 Pending
Array ( [id] => 18701410 [patent_doc_number] => 11787909 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Hydrogels derived from acrylamide for controlling circulation losses and methods of fabrication thereof [patent_app_type] => utility [patent_app_number] => 16/725124 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5112 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16725124 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/725124
Hydrogels derived from acrylamide for controlling circulation losses and methods of fabrication thereof Dec 22, 2019 Issued
Array ( [id] => 15769183 [patent_doc_number] => 20200115609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => CONTROLLED BREAK ENZYME FORMULATIONS [patent_app_type] => utility [patent_app_number] => 16/725264 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16725264 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/725264
CONTROLLED BREAK ENZYME FORMULATIONS Dec 22, 2019 Abandoned
Array ( [id] => 17119783 [patent_doc_number] => 11130906 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Brine resistant silica sol [patent_app_type] => utility [patent_app_number] => 16/721281 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8029 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16721281 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/721281
Brine resistant silica sol Dec 18, 2019 Issued
Array ( [id] => 16916130 [patent_doc_number] => 20210189222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => GEMINI SURFACTANTS CONTAINING AN UNSATURATED LINKER FOR CLAY SWELLING INHIBITION [patent_app_type] => utility [patent_app_number] => 16/718616 [patent_app_country] => US [patent_app_date] => 2019-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16718616 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/718616
Gemini surfactants containing an unsaturated linker for clay swelling inhibition Dec 17, 2019 Issued
Array ( [id] => 16854985 [patent_doc_number] => 20210155730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => TEMPERATURE-RESISTANT AND ANTI-COLLAPSE MULTI-BRANCHED POLYMER FLUID LOSS REDUCER AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/716401 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16716401 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/716401
Temperature-resistant and anti-collapse multi-branched polymer fluid loss reducer and preparation method thereof Dec 15, 2019 Issued
Array ( [id] => 16900858 [patent_doc_number] => 20210179774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => POLYMERIC ANTI-AGGLOMERANT HYDRATE INHIBITOR [patent_app_type] => utility [patent_app_number] => 16/713671 [patent_app_country] => US [patent_app_date] => 2019-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16713671 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/713671
POLYMERIC ANTI-AGGLOMERANT HYDRATE INHIBITOR Dec 12, 2019 Abandoned
Array ( [id] => 17474103 [patent_doc_number] => 20220081607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => INVERSE POLYMER EMULSION WITH SPECIFIC EMULSIFIER PACKAGE FOR POLYMER FLOODING [patent_app_type] => utility [patent_app_number] => 17/416840 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9686 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17416840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/416840
INVERSE POLYMER EMULSION WITH SPECIFIC EMULSIFIER PACKAGE FOR POLYMER FLOODING Dec 11, 2019 Pending
Array ( [id] => 15768933 [patent_doc_number] => 20200115484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => ACRYLOYL-BASED COPOLYMERS, TERPOLYMERS, AND USE AS HYDRATE INHIBITORS [patent_app_type] => utility [patent_app_number] => 16/710842 [patent_app_country] => US [patent_app_date] => 2019-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16710842 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/710842
Acryloyl-based copolymers, terpolymers, and use as hydrate inhibitors Dec 10, 2019 Issued
Array ( [id] => 16598281 [patent_doc_number] => 20210024812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => ORGANIC SALTS OF OXIDIZING ANIONS AS ENERGETIC MATERIALS [patent_app_type] => utility [patent_app_number] => 16/709533 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11083 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -48 [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] => 16709533 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/709533
Organic salts of oxidizing anions as energetic materials Dec 9, 2019 Issued
Array ( [id] => 17443941 [patent_doc_number] => 20220064446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => ADDITION-CURABLE SILICONE RUBBER COMPOSITION AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/415360 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17415360 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/415360
ADDITION-CURABLE SILICONE RUBBER COMPOSITION AND METHOD FOR PRODUCING SAME Dec 9, 2019 Pending
Array ( [id] => 15934173 [patent_doc_number] => 20200158720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => P-PHENYLENE ETHYNYLENE COMPOUNDS AS BIOACTIVE AND DETECTION AGENTS [patent_app_type] => utility [patent_app_number] => 16/707501 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26778 [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] => 16707501 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/707501
P-PHENYLENE ETHYNYLENE COMPOUNDS AS BIOACTIVE AND DETECTION AGENTS Dec 8, 2019 Pending
Array ( [id] => 16885492 [patent_doc_number] => 20210171687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => ACRYLOYL BASED POLYMERS WITH ACTIVE END CAP AS CORROSION INHIBITORS [patent_app_type] => utility [patent_app_number] => 16/708131 [patent_app_country] => US [patent_app_date] => 2019-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16708131 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/708131
ACRYLOYL BASED POLYMERS WITH ACTIVE END CAP AS CORROSION INHIBITORS Dec 8, 2019 Abandoned
Array ( [id] => 16885630 [patent_doc_number] => 20210171825 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => CAVITATION OF POLYMER-CONTAINING FLUIDS FOR USE IN SUBTERRANEAN FORMATIONS [patent_app_type] => utility [patent_app_number] => 16/703804 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16703804 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703804
Cavitation of polymer-containing fluids for use in subterranean formations Dec 3, 2019 Issued
Array ( [id] => 17968383 [patent_doc_number] => 11485899 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Methods of reducing zinc concentration in fluids [patent_app_type] => utility [patent_app_number] => 16/703799 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6861 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16703799 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703799
Methods of reducing zinc concentration in fluids Dec 3, 2019 Issued
Array ( [id] => 17193275 [patent_doc_number] => 11162018 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Microemulsion flowback recovery compositions and methods for making and using same [patent_app_type] => utility [patent_app_number] => 16/698608 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9063 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16698608 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/698608
Microemulsion flowback recovery compositions and methods for making and using same Nov 26, 2019 Issued
Array ( [id] => 18013451 [patent_doc_number] => 11505734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Nonionic Gemini surfactant of (octylphenol polyoxyethylene ether disubstituted) dicarboxylic acid diphenyl ether and its synthesis method [patent_app_type] => utility [patent_app_number] => 16/691942 [patent_app_country] => US [patent_app_date] => 2019-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3119 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16691942 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/691942
Nonionic Gemini surfactant of (octylphenol polyoxyethylene ether disubstituted) dicarboxylic acid diphenyl ether and its synthesis method Nov 21, 2019 Issued
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16/691289
Surfactant composition and preparation method therefor and application thereof Nov 20, 2019 Issued
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16/691300
Surfactant composition and preparation method therefor and application thereof Nov 20, 2019 Issued
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