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Peter Keyworth

Examiner (ID: 5832)

Most Active Art Unit
1777
Art Unit(s)
1777
Total Applications
951
Issued Applications
481
Pending Applications
131
Abandoned Applications
356

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16853936 [patent_doc_number] => 20210154681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => RECOVERING VALUABLE MATERIAL FROM AN ORE [patent_app_type] => utility [patent_app_number] => 17/164280 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17164280 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/164280
Recovering valuable material from an ore Jan 31, 2021 Issued
Array ( [id] => 18289115 [patent_doc_number] => 11617973 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Filter element [patent_app_type] => utility [patent_app_number] => 17/157440 [patent_app_country] => US [patent_app_date] => 2021-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 5077 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17157440 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/157440
Filter element Jan 24, 2021 Issued
Array ( [id] => 18178805 [patent_doc_number] => 20230039534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => WATER REMEDIATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/794702 [patent_app_country] => US [patent_app_date] => 2021-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6847 [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] => 17794702 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/794702
Water remediation system Jan 24, 2021 Issued
Array ( [id] => 18281778 [patent_doc_number] => 20230097250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => FLOTATION SEPARATION UNIT [patent_app_type] => utility [patent_app_number] => 17/794740 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6418 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17794740 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/794740
FLOTATION SEPARATION UNIT Jan 21, 2021 Pending
Array ( [id] => 19674628 [patent_doc_number] => 12186467 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Cleaning of biological fluid [patent_app_type] => utility [patent_app_number] => 17/147615 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 9414 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147615 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147615
Cleaning of biological fluid Jan 12, 2021 Issued
Array ( [id] => 19210596 [patent_doc_number] => 11999644 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Ferrate based water treatment [patent_app_type] => utility [patent_app_number] => 17/145652 [patent_app_country] => US [patent_app_date] => 2021-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 13058 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17145652 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/145652
Ferrate based water treatment Jan 10, 2021 Issued
Array ( [id] => 16806491 [patent_doc_number] => 20210129044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => Solvent-Induced Separation of Oilfield Emulsions [patent_app_type] => utility [patent_app_number] => 17/146319 [patent_app_country] => US [patent_app_date] => 2021-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17146319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/146319
Solvent-Induced Separation of Oilfield Emulsions Jan 10, 2021 Abandoned
Array ( [id] => 17595106 [patent_doc_number] => 20220144679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => SYSTEMS AND METHODS FOR REMOVING PHOSPHORUS FROM WATER [patent_app_type] => utility [patent_app_number] => 17/139638 [patent_app_country] => US [patent_app_date] => 2020-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8362 [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] => 17139638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/139638
SYSTEMS AND METHODS FOR REMOVING PHOSPHORUS FROM WATER Dec 30, 2020 Abandoned
Array ( [id] => 20201421 [patent_doc_number] => 12404190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Resource utilization-oriented treatment method for spent electroless nickel plating bath [patent_app_type] => utility [patent_app_number] => 17/918369 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1246 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [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] => 17918369 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918369
Resource utilization-oriented treatment method for spent electroless nickel plating bath Dec 29, 2020 Issued
Array ( [id] => 16915586 [patent_doc_number] => 20210188678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => SYSTEMS AND METHODS FOR PURIFYING AQUEOUS SOLUTIONS [patent_app_type] => utility [patent_app_number] => 17/124891 [patent_app_country] => US [patent_app_date] => 2020-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 498 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17124891 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/124891
SYSTEMS AND METHODS FOR PURIFYING AQUEOUS SOLUTIONS Dec 16, 2020 Abandoned
Array ( [id] => 18165794 [patent_doc_number] => 20230032395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => METHODS FOR PREPARING MICROCAPILLARY CARBON MOLECULAR SIEVE MEMBRANES [patent_app_type] => utility [patent_app_number] => 17/788594 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17788594 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/788594
Methods for preparing microcapillary carbon molecular sieve membranes Dec 15, 2020 Issued
Array ( [id] => 20255148 [patent_doc_number] => 12427482 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Membrane distiller and operation method therefore [patent_app_type] => utility [patent_app_number] => 17/783157 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 2312 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783157 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783157
Membrane distiller and operation method therefore Dec 8, 2020 Issued
Array ( [id] => 18180414 [patent_doc_number] => 20230041143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => USING DAPHNIA FOR BIOREMEDIATION [patent_app_type] => utility [patent_app_number] => 17/783808 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17783808 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783808
Using Daphnia for bioremediation Dec 8, 2020 Issued
Array ( [id] => 16991616 [patent_doc_number] => 20210230036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => PROCESS FOR REMOVING SILICA FROM HIGH PH BRINES PRODUCED BY EVAPORATION IN THE COURSE OF TREATING PRODUCED WATER [patent_app_type] => utility [patent_app_number] => 17/253220 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3330 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17253220 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/253220
PROCESS FOR REMOVING SILICA FROM HIGH PH BRINES PRODUCED BY EVAPORATION IN THE COURSE OF TREATING PRODUCED WATER Dec 3, 2020 Abandoned
Array ( [id] => 18748541 [patent_doc_number] => 11807839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Plant and process for obtaining clear must from grapes and for vinification [patent_app_type] => utility [patent_app_number] => 17/112444 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3734 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17112444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112444
Plant and process for obtaining clear must from grapes and for vinification Dec 3, 2020 Issued
Array ( [id] => 20592505 [patent_doc_number] => 12576201 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Methods for isolating umbilical cord blood plasma products, tissue and cellular exosomes, and compositions and methods of use thereof [patent_app_type] => utility [patent_app_number] => 17/756016 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 12551 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17756016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756016
Methods for isolating umbilical cord blood plasma products, tissue and cellular exosomes, and compositions and methods of use thereof Nov 24, 2020 Issued
Array ( [id] => 17185057 [patent_doc_number] => 20210331942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => METHODS FOR ONLINE CONTROL OF A CHEMICAL TREATMENT SOLUTION USING SCALE SATURATION INDICES [patent_app_type] => utility [patent_app_number] => 17/103018 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17103018 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/103018
Methods for online control of a chemical treatment solution using scale saturation indices Nov 23, 2020 Issued
Array ( [id] => 18460653 [patent_doc_number] => 11684932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => Vinasse treatment process by flotation in flow [patent_app_type] => utility [patent_app_number] => 16/952634 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3509 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 598 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16952634 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/952634
Vinasse treatment process by flotation in flow Nov 18, 2020 Issued
Array ( [id] => 17611335 [patent_doc_number] => 20220153614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => LIQUID PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/951369 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16951369 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/951369
Liquid processing apparatus Nov 17, 2020 Issued
Array ( [id] => 17799115 [patent_doc_number] => 11413383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Low resistance microfabricated filter [patent_app_type] => utility [patent_app_number] => 17/092616 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 40 [patent_no_of_words] => 13563 [patent_no_of_claims] => 17 [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] => 17092616 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/092616
Low resistance microfabricated filter Nov 8, 2020 Issued
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