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] => 17274256 [patent_doc_number] => 20210380454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => METHOD AND APPARATUS FOR WATER TREATMENT [patent_app_type] => utility [patent_app_number] => 17/342757 [patent_app_country] => US [patent_app_date] => 2021-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13742 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342757 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342757
METHOD AND APPARATUS FOR WATER TREATMENT Jun 8, 2021 Abandoned
Array ( [id] => 17769256 [patent_doc_number] => 11401181 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-02 [patent_title] => Galvanic process for treating aqueous compositions [patent_app_type] => utility [patent_app_number] => 17/340254 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 17545 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17340254 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/340254
Galvanic process for treating aqueous compositions Jun 6, 2021 Issued
Array ( [id] => 17095742 [patent_doc_number] => 20210283533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => Liquid Filter [patent_app_type] => utility [patent_app_number] => 17/334777 [patent_app_country] => US [patent_app_date] => 2021-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17334777 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334777
Liquid Filter May 29, 2021 Abandoned
Array ( [id] => 18590587 [patent_doc_number] => 11739471 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Washing appliance having a recirculation circuit [patent_app_type] => utility [patent_app_number] => 17/329536 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4656 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 17329536 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329536
Washing appliance having a recirculation circuit May 24, 2021 Issued
Array ( [id] => 17399379 [patent_doc_number] => 20220041469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => ALGAE SEPARATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/303175 [patent_app_country] => US [patent_app_date] => 2021-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17303175 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/303175
Algae separation system May 20, 2021 Issued
Array ( [id] => 17081900 [patent_doc_number] => 20210276906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => USE OF PERCARBOXYLIC ACIDS FOR SCALE PREVENTION IN TREATMENT SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/303117 [patent_app_country] => US [patent_app_date] => 2021-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20931 [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] => 17303117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/303117
Use of percarboxylic acids for scale prevention in treatment systems May 19, 2021 Issued
Array ( [id] => 18289835 [patent_doc_number] => 11618697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Treatment of tailings streams with one or more dosages of lime, and associated systems and methods [patent_app_type] => utility [patent_app_number] => 17/316633 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 10113 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316633 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316633
Treatment of tailings streams with one or more dosages of lime, and associated systems and methods May 9, 2021 Issued
Array ( [id] => 18620290 [patent_doc_number] => 11753317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Method for accurate positioning and in-situ treatment of pollutants at sediment-water interface [patent_app_type] => utility [patent_app_number] => 17/243771 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3595 [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] => 17243771 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243771
Method for accurate positioning and in-situ treatment of pollutants at sediment-water interface Apr 28, 2021 Issued
Array ( [id] => 17185075 [patent_doc_number] => 20210331960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => ZERO-LIQUID DISCHARGE (ZLD) WASTEWATER TREATMENT APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/242325 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3531 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17242325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/242325
Zero-liquid discharge (ZLD) wastewater treatment apparatus and method Apr 27, 2021 Issued
Array ( [id] => 17603924 [patent_doc_number] => 11332395 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Sanitary food washing stage in food production [patent_app_type] => utility [patent_app_number] => 17/237764 [patent_app_country] => US [patent_app_date] => 2021-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3179 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17237764 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/237764
Sanitary food washing stage in food production Apr 21, 2021 Issued
Array ( [id] => 18701216 [patent_doc_number] => 11787714 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Method for gelation of a waste water stream [patent_app_type] => utility [patent_app_number] => 17/237306 [patent_app_country] => US [patent_app_date] => 2021-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5899 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17237306 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/237306
Method for gelation of a waste water stream Apr 21, 2021 Issued
Array ( [id] => 17170181 [patent_doc_number] => 20210323851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => COOLING POND WATER TREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 17/232137 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17232137 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232137
Cooling pond water treatment system Apr 14, 2021 Issued
Array ( [id] => 18362337 [patent_doc_number] => 20230143928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => WATER MANAGEMENT SYSTEM FOR ORE MINING OPERATION [patent_app_type] => utility [patent_app_number] => 17/917311 [patent_app_country] => US [patent_app_date] => 2021-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6828 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17917311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/917311
Water management system for ore mining operation Apr 8, 2021 Issued
Array ( [id] => 20577364 [patent_doc_number] => 12569601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Increased operational capabilities of a dialysis system [patent_app_type] => utility [patent_app_number] => 17/224256 [patent_app_country] => US [patent_app_date] => 2021-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3169 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17224256 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/224256
Increased operational capabilities of a dialysis system Apr 6, 2021 Issued
Array ( [id] => 18451245 [patent_doc_number] => 20230192522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => REMOVING WATER-SOLUBLE HEAVY METAL-SULFUR COMPLEX FROM PROCESS SOLUTION [patent_app_type] => utility [patent_app_number] => 17/917265 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17917265 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/917265
REMOVING WATER-SOLUBLE HEAVY METAL-SULFUR COMPLEX FROM PROCESS SOLUTION Apr 5, 2021 Pending
Array ( [id] => 16962754 [patent_doc_number] => 20210214253 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => REMOVAL AND INHIBITION OF SCALE AND INHIBITION OF CORROSION BY USE OF MOSS [patent_app_type] => utility [patent_app_number] => 17/214308 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4290 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17214308 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/214308
REMOVAL AND INHIBITION OF SCALE AND INHIBITION OF CORROSION BY USE OF MOSS Mar 25, 2021 Abandoned
Array ( [id] => 18391136 [patent_doc_number] => 20230159354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => METHOD AND APPARATUS FOR WATER PROCESSING [patent_app_type] => utility [patent_app_number] => 17/912126 [patent_app_country] => US [patent_app_date] => 2021-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13465 [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] => 17912126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912126
METHOD AND APPARATUS FOR WATER PROCESSING Mar 15, 2021 Pending
Array ( [id] => 18351427 [patent_doc_number] => 20230139538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => METHOD AND DEVICE FOR TREATING VARIOUS TYPES OF FLUIDS [patent_app_type] => utility [patent_app_number] => 17/912033 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30026 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17912033 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912033
METHOD AND DEVICE FOR TREATING VARIOUS TYPES OF FLUIDS Mar 14, 2021 Abandoned
Array ( [id] => 16931237 [patent_doc_number] => 20210197126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => HYDROGENATED NATURAL OILS TO THICKEN THE POLYOL COMPONENT OF A TWO-COMPONENT POLYURETHANE ADHESIVE FOR BONDING MEMBRANES [patent_app_type] => utility [patent_app_number] => 17/199765 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17199765 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/199765
HYDROGENATED NATURAL OILS TO THICKEN THE POLYOL COMPONENT OF A TWO-COMPONENT POLYURETHANE ADHESIVE FOR BONDING MEMBRANES Mar 11, 2021 Abandoned
Array ( [id] => 16899125 [patent_doc_number] => 20210178041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => Water Treatment Systems, Devices, and Methods for Fluid Preparation [patent_app_type] => utility [patent_app_number] => 17/189879 [patent_app_country] => US [patent_app_date] => 2021-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20459 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17189879 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/189879
Water treatment systems, devices, and methods for fluid preparation Mar 1, 2021 Issued
Menu