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] => 19403420 [patent_doc_number] => 20240286931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => PERFLUOROALKYL COMPOUND-ADSORBING ACTIVATED CARBON [patent_app_type] => utility [patent_app_number] => 18/563345 [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] => 4684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18563345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/563345
PERFLUOROALKYL COMPOUND-ADSORBING ACTIVATED CARBON May 26, 2022 Pending
Array ( [id] => 18036028 [patent_doc_number] => 20220380243 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => DIRECT SOLVENT CONTACT CRYSTALLIZATION ZERO-LIQUID DISCHARGE DESALINATION WITH VOLATILE HYDROPHOBIC RECOVERY AGENT REGENERATION [patent_app_type] => utility [patent_app_number] => 17/824116 [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] => 5826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17824116 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/824116
DIRECT SOLVENT CONTACT CRYSTALLIZATION ZERO-LIQUID DISCHARGE DESALINATION WITH VOLATILE HYDROPHOBIC RECOVERY AGENT REGENERATION May 24, 2022 Pending
Array ( [id] => 19402571 [patent_doc_number] => 20240286082 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => HOLLOW-FIBRE MEMBRANE FILTER HAVING IMPROVED SEPARATION PROPERTIES [patent_app_type] => utility [patent_app_number] => 18/289373 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18289373 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/289373
HOLLOW-FIBRE MEMBRANE FILTER HAVING IMPROVED SEPARATION PROPERTIES May 9, 2022 Pending
Array ( [id] => 18399236 [patent_doc_number] => 11661361 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Enhanced coagulation method for removing microplastics in water [patent_app_type] => utility [patent_app_number] => 17/739153 [patent_app_country] => US [patent_app_date] => 2022-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3816 [patent_no_of_claims] => 3 [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] => 17739153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/739153
Enhanced coagulation method for removing microplastics in water May 7, 2022 Issued
Array ( [id] => 18739844 [patent_doc_number] => 20230348811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Systems and Methods for Removing Micro-Particles from a Metalworking Fluid [patent_app_type] => utility [patent_app_number] => 17/733144 [patent_app_country] => US [patent_app_date] => 2022-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10795 [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] => 17733144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/733144
Systems and methods for removing micro-particles from a metalworking fluid Apr 28, 2022 Issued
Array ( [id] => 17790998 [patent_doc_number] => 20220250089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => Sparger Status Sensor System [patent_app_type] => utility [patent_app_number] => 17/731059 [patent_app_country] => US [patent_app_date] => 2022-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17731059 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/731059
Sparger status sensor system Apr 26, 2022 Issued
Array ( [id] => 17792378 [patent_doc_number] => 20220251469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => Botanical Oil Extraction Method and System [patent_app_type] => utility [patent_app_number] => 17/728787 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3583 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17728787 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/728787
Botanical Oil Extraction Method and System Apr 24, 2022 Abandoned
Array ( [id] => 17830379 [patent_doc_number] => 20220267683 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => LIQUID-LIQUID EXTRACTION OF HYDROCARBONS IN BULK STORAGE TANKS [patent_app_type] => utility [patent_app_number] => 17/725393 [patent_app_country] => US [patent_app_date] => 2022-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13794 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17725393 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725393
LIQUID-LIQUID EXTRACTION OF HYDROCARBONS IN BULK STORAGE TANKS Apr 19, 2022 Pending
Array ( [id] => 19424967 [patent_doc_number] => 12084366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Titania-based treatment solution and method of promoting precipitation and removal of heavy metals from an aqueous source [patent_app_type] => utility [patent_app_number] => 17/713521 [patent_app_country] => US [patent_app_date] => 2022-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5284 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17713521 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/713521
Titania-based treatment solution and method of promoting precipitation and removal of heavy metals from an aqueous source Apr 4, 2022 Issued
Array ( [id] => 19976281 [patent_doc_number] => 12343738 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Continuous flow centrifugation chambers [patent_app_type] => utility [patent_app_number] => 17/712531 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 40 [patent_no_of_words] => 21508 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712531 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712531
Continuous flow centrifugation chambers Apr 3, 2022 Issued
Array ( [id] => 19216669 [patent_doc_number] => 20240181373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => PLANT AND PROCESS FOR REMOVING SUSPENDED SOLIDS, OILS AND GREASES FROM COOLING WATER IN THE STEEL AND METALLURGICAL SECTOR [patent_app_type] => utility [patent_app_number] => 18/553453 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18553453 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/553453
PLANT AND PROCESS FOR REMOVING SUSPENDED SOLIDS, OILS AND GREASES FROM COOLING WATER IN THE STEEL AND METALLURGICAL SECTOR Mar 30, 2022 Pending
Array ( [id] => 20547977 [patent_doc_number] => 12558752 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-24 [patent_title] => Cutting fluid tank for machine tool [patent_app_type] => utility [patent_app_number] => 17/698241 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17698241 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/698241
Cutting fluid tank for machine tool Mar 17, 2022 Issued
Array ( [id] => 19171332 [patent_doc_number] => 20240157306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => HOLLOW-FIBER MEMBRANE AND METHOD MAKING THEREOF [patent_app_type] => utility [patent_app_number] => 18/280040 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18280040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280040
HOLLOW-FIBER MEMBRANE AND METHOD MAKING THEREOF Mar 9, 2022 Pending
Array ( [id] => 19810063 [patent_doc_number] => 12241439 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Fuel filter [patent_app_type] => utility [patent_app_number] => 17/689502 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4102 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17689502 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689502
Fuel filter Mar 7, 2022 Issued
Array ( [id] => 19027196 [patent_doc_number] => 11926543 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Use of multiple charged ionic compounds derived from polyamines for waste water clarification [patent_app_type] => utility [patent_app_number] => 17/652728 [patent_app_country] => US [patent_app_date] => 2022-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 22188 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17652728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/652728
Use of multiple charged ionic compounds derived from polyamines for waste water clarification Feb 27, 2022 Issued
Array ( [id] => 18349808 [patent_doc_number] => 20230137919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => METHODS AND SYSTEMS FOR TREATING BIOLOGICAL CONTAMINANTS [patent_app_type] => utility [patent_app_number] => 17/674727 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17674727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/674727
METHODS AND SYSTEMS FOR TREATING BIOLOGICAL CONTAMINANTS Feb 16, 2022 Pending
Array ( [id] => 17642222 [patent_doc_number] => 20220169960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => STILLAGE SOLIDS CONCENTRATION [patent_app_type] => utility [patent_app_number] => 17/673655 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3023 [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] => 17673655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673655
STILLAGE SOLIDS CONCENTRATION Feb 15, 2022 Abandoned
Array ( [id] => 17642222 [patent_doc_number] => 20220169960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => STILLAGE SOLIDS CONCENTRATION [patent_app_type] => utility [patent_app_number] => 17/673655 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3023 [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] => 17673655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673655
STILLAGE SOLIDS CONCENTRATION Feb 15, 2022 Abandoned
Array ( [id] => 19120922 [patent_doc_number] => 11964892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Phosphorus control for waste streams from glyphosate manufacturing processes [patent_app_type] => utility [patent_app_number] => 17/668750 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 15903 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17668750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668750
Phosphorus control for waste streams from glyphosate manufacturing processes Feb 9, 2022 Issued
Array ( [id] => 17696966 [patent_doc_number] => 11370675 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-28 [patent_title] => Removal of ammoniacal nitrogen from landfill leachates [patent_app_type] => utility [patent_app_number] => 17/580282 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8034 [patent_no_of_claims] => 18 [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] => 17580282 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580282
Removal of ammoniacal nitrogen from landfill leachates Jan 19, 2022 Issued
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