Search

Peter Keyworth

Examiner (ID: 3941, Phone: (571)270-3479 , Office: P/1777 )

Most Active Art Unit
1777
Art Unit(s)
1777, 1776
Total Applications
975
Issued Applications
484
Pending Applications
150
Abandoned Applications
357

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19049824 [patent_doc_number] => 20240091793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => VORTEX INLET WITH CURVED GROOVED PLATE [patent_app_type] => utility [patent_app_number] => 17/948700 [patent_app_country] => US [patent_app_date] => 2022-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3212 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17948700 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/948700
VORTEX INLET WITH CURVED GROOVED PLATE Sep 19, 2022 Abandoned
Array ( [id] => 20465621 [patent_doc_number] => 12521651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Mechanical demoisturizing of partially-decomposed organic material [patent_app_type] => utility [patent_app_number] => 17/945219 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 7801 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 609 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17945219 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/945219
Mechanical demoisturizing of partially-decomposed organic material Sep 14, 2022 Issued
Array ( [id] => 20865301 [patent_doc_number] => 12692178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Mobile clarifier system [patent_app_type] => utility [patent_app_number] => 17/942403 [patent_app_country] => US [patent_app_date] => 2022-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 4149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 419 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17942403 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/942403
MOBILE CLARIFIER SYSTEM Sep 11, 2022 Issued
Array ( [id] => 19020041 [patent_doc_number] => 20240076212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => ACID MINE DRAINAGE TREATMENT [patent_app_type] => utility [patent_app_number] => 17/939870 [patent_app_country] => US [patent_app_date] => 2022-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17939870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/939870
ACID MINE DRAINAGE TREATMENT Sep 6, 2022 Abandoned
Array ( [id] => 20386469 [patent_doc_number] => 12486185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Method for simultaneously treating high concentration of sulfide and organic composition contained in waste liquid [patent_app_type] => utility [patent_app_number] => 17/894177 [patent_app_country] => US [patent_app_date] => 2022-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1201 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17894177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/894177
Method for simultaneously treating high concentration of sulfide and organic composition contained in waste liquid Aug 23, 2022 Issued
Array ( [id] => 18985598 [patent_doc_number] => 20240057567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => RECIRCULATING AQUACULTURE SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/891782 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17891782 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/891782
RECIRCULATING AQUACULTURE SYSTEM AND METHOD Aug 18, 2022 Abandoned
Array ( [id] => 18077174 [patent_doc_number] => 20220402786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => PRODUCTION METHOD FOR FULL RESOURCE RECYCLING OF SULPHATE-PROCESS TITANIUM DIOXIDE PRODUCTION WASTEWATER [patent_app_type] => utility [patent_app_number] => 17/891236 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5554 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17891236 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/891236
PRODUCTION METHOD FOR FULL RESOURCE RECYCLING OF SULPHATE-PROCESS TITANIUM DIOXIDE PRODUCTION WASTEWATER Aug 18, 2022 Abandoned
Array ( [id] => 19940324 [patent_doc_number] => 12312446 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Recovering heavy hydrocarbons from plastic materials and geoformation [patent_app_type] => utility [patent_app_number] => 17/803543 [patent_app_country] => US [patent_app_date] => 2022-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 12372 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17803543 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/803543
Recovering heavy hydrocarbons from plastic materials and geoformation Aug 15, 2022 Issued
Array ( [id] => 18939522 [patent_doc_number] => 20240034661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => SYSTEM AND METHOD FOR EXTRACTING CARBON SOURCE FROM SEWAGE SLUDGE IN SEWER PIPES THROUGH ONLINE ORGANIC AND INORGANIC COMPONENT SEPARATION [patent_app_type] => utility [patent_app_number] => 18/038019 [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] => 8043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 744 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038019 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038019
System and method for extracting carbon source from sewage sludge in sewer pipes through online organic and inorganic component separation Aug 7, 2022 Issued
Array ( [id] => 18199248 [patent_doc_number] => 20230052767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => Application of Titanium Carbide/Porous Carbon Composite in Electrochemical Treatment of Uranium-Containing Wastewater [patent_app_type] => utility [patent_app_number] => 17/815703 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815703 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815703
Application of titanium carbide/porous carbon composite in electrochemical treatment of uranium-containing wastewater Jul 27, 2022 Issued
Array ( [id] => 18158913 [patent_doc_number] => 20230025505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => FILTRATION SEPARATOR FOR MAGNETIC PARTICLES AND FILTRATION SEPARATION METHOD FOR MAGNETIC PARTICLES [patent_app_type] => utility [patent_app_number] => 17/814989 [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] => 4905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17814989 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814989
Filtration separator for magnetic particles and filtration separation method for magnetic particles Jul 25, 2022 Issued
Array ( [id] => 17989404 [patent_doc_number] => 20220355441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => SLURRY RECYCLING FOR CHEMICAL MECHANICAL POLISHING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/870251 [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] => 5461 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17870251 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/870251
SLURRY RECYCLING FOR CHEMICAL MECHANICAL POLISHING SYSTEM Jul 20, 2022 Pending
Array ( [id] => 19528021 [patent_doc_number] => 20240351923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => WATER TREATMENT APPARATUS, METHOD FOR WASHING BIOLOGICAL MEMBRANE IN WATER TREATMENT APPARATUS, AND METHOD FOR EVALUATING THICKNESS OF BIOLOGICAL MEMBRANE IN WATER TREATMENT APPARATUS [patent_app_type] => utility [patent_app_number] => 18/685535 [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] => 5648 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18685535 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/685535
WATER TREATMENT APPARATUS, METHOD FOR WASHING BIOLOGICAL MEMBRANE IN WATER TREATMENT APPARATUS, AND METHOD FOR EVALUATING THICKNESS OF BIOLOGICAL MEMBRANE IN WATER TREATMENT APPARATUS Jul 11, 2022 Pending
Array ( [id] => 18108446 [patent_doc_number] => 20230001326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => PROCESS FOR EXTRACTING BIOACTIVE COMPOUNDS FROM PLANT MATERIALS [patent_app_type] => utility [patent_app_number] => 17/847195 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3511 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17847195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/847195
PROCESS FOR EXTRACTING BIOACTIVE COMPOUNDS FROM PLANT MATERIALS Jun 22, 2022 Abandoned
Array ( [id] => 18724764 [patent_doc_number] => 20230338926 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => POROUS MANGANESE-CONTAINING FENTON CATALYTIC MATERIAL AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/846268 [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] => 6524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17846268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/846268
Porous manganese-containing Fenton catalytic material and preparation method and use thereof Jun 21, 2022 Issued
Array ( [id] => 19638021 [patent_doc_number] => 12168621 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-17 [patent_title] => Galvanic process for treating aqueous compositions [patent_app_type] => utility [patent_app_number] => 17/838361 [patent_app_country] => US [patent_app_date] => 2022-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 17547 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17838361 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/838361
Galvanic process for treating aqueous compositions Jun 12, 2022 Issued
Array ( [id] => 19418562 [patent_doc_number] => 20240294685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => ELECTROCHEMICALLY-REGENERATED ION EXCHANGE USING REDOX-POLYMERS [patent_app_type] => utility [patent_app_number] => 18/568609 [patent_app_country] => US [patent_app_date] => 2022-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13220 [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] => 18568609 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/568609
ELECTROCHEMICALLY-REGENERATED ION EXCHANGE USING REDOX-POLYMERS Jun 8, 2022 Pending
Array ( [id] => 19388309 [patent_doc_number] => 20240278179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => Membrane Cartridge and Membrane Cartridge Manufacturing Method [patent_app_type] => utility [patent_app_number] => 18/568966 [patent_app_country] => US [patent_app_date] => 2022-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4285 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18568966 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/568966
Membrane Cartridge and Membrane Cartridge Manufacturing Method Jun 2, 2022 Pending
Array ( [id] => 19910176 [patent_doc_number] => 12286371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Emergency treatment equipment and method for algal blooms in reservoir tributaries and bays [patent_app_type] => utility [patent_app_number] => 17/829212 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17829212 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/829212
Emergency treatment equipment and method for algal blooms in reservoir tributaries and bays May 30, 2022 Issued
Array ( [id] => 17865832 [patent_doc_number] => 20220288567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => LAYERED MAGNESIUM MANGANESE COMPOSITE MATERIAL FOR COPPER ION ADSORPTION, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 17/827821 [patent_app_country] => US [patent_app_date] => 2022-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3619 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827821 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827821
LAYERED MAGNESIUM MANGANESE COMPOSITE MATERIAL FOR COPPER ION ADSORPTION, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF May 29, 2022 Abandoned
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