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] => 18518404 [patent_doc_number] => 11708282 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Method of optimizing the chemical precipitation process in water treatment plants and waste water treatment plants [patent_app_type] => utility [patent_app_number] => 16/968506 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3854 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16968506 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/968506
Method of optimizing the chemical precipitation process in water treatment plants and waste water treatment plants Feb 11, 2019 Issued
Array ( [id] => 16621323 [patent_doc_number] => 20210039976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => A Method and a System for Providing at Least One Input Parameter of Sludge Dewatering Process of a Wastewater Treatment Plant [patent_app_type] => utility [patent_app_number] => 16/966482 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16966482 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/966482
A Method and a System for Providing at Least One Input Parameter of Sludge Dewatering Process of a Wastewater Treatment Plant Jan 30, 2019 Abandoned
Array ( [id] => 16777824 [patent_doc_number] => 20210114901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => METHOD FOR TREATING WASTEWATER VIA A FLOCCULATING MINERAL COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/251746 [patent_app_country] => US [patent_app_date] => 2019-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -35 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17251746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/251746
METHOD FOR TREATING WASTEWATER VIA A FLOCCULATING MINERAL COMPOSITION Jan 27, 2019 Abandoned
Array ( [id] => 14341659 [patent_doc_number] => 20190152802 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-23 [patent_title] => FLUID FILTRATION SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 16/251433 [patent_app_country] => US [patent_app_date] => 2019-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5565 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16251433 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/251433
FLUID FILTRATION SYSTEM AND METHOD Jan 17, 2019 Abandoned
Array ( [id] => 17953399 [patent_doc_number] => 11479490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Method of treating wastewater [patent_app_type] => utility [patent_app_number] => 16/957464 [patent_app_country] => US [patent_app_date] => 2018-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6655 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16957464 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/957464
Method of treating wastewater Dec 26, 2018 Issued
Array ( [id] => 14406409 [patent_doc_number] => 20190169048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => DESALINATION METHOD USING SUPERABSORBANT POLYMERS [patent_app_type] => utility [patent_app_number] => 16/224237 [patent_app_country] => US [patent_app_date] => 2018-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1940 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16224237 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/224237
DESALINATION METHOD USING SUPERABSORBANT POLYMERS Dec 17, 2018 Abandoned
Array ( [id] => 17769246 [patent_doc_number] => 11401171 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Apparatus, systems, and methods for improving slop water treatment efficiency [patent_app_type] => utility [patent_app_number] => 16/490821 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9147 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16490821 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/490821
Apparatus, systems, and methods for improving slop water treatment efficiency Dec 12, 2018 Issued
Array ( [id] => 18526280 [patent_doc_number] => 11713264 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Method for the treatment of wastewaters [patent_app_type] => utility [patent_app_number] => 16/757345 [patent_app_country] => US [patent_app_date] => 2018-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2792 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [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] => 16757345 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/757345
Method for the treatment of wastewaters Dec 12, 2018 Issued
Array ( [id] => 14438643 [patent_doc_number] => 20190177193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => REMOVING FINE PARTICULATE MATTER FROM FLUID STREAMS [patent_app_type] => utility [patent_app_number] => 16/211667 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211667 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/211667
REMOVING FINE PARTICULATE MATTER FROM FLUID STREAMS Dec 5, 2018 Abandoned
Array ( [id] => 17329978 [patent_doc_number] => 11220431 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Struvite and extracting method therefor [patent_app_type] => utility [patent_app_number] => 17/270695 [patent_app_country] => US [patent_app_date] => 2018-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3541 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17270695 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/270695
Struvite and extracting method therefor Nov 29, 2018 Issued
Array ( [id] => 16436978 [patent_doc_number] => 20200354304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => PROCESS FOR THE TREATMENT OF A PHOSPHITE-CONTAINING WASTE STREAM [patent_app_type] => utility [patent_app_number] => 16/765917 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3346 [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] => 16765917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/765917
PROCESS FOR THE TREATMENT OF A PHOSPHITE-CONTAINING WASTE STREAM Nov 19, 2018 Abandoned
Array ( [id] => 16877864 [patent_doc_number] => 11027995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-08 [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] => 16/184689 [patent_app_country] => US [patent_app_date] => 2018-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 10089 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16184689 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/184689
Treatment of tailings streams with one or more dosages of lime, and associated systems and methods Nov 7, 2018 Issued
Array ( [id] => 16991607 [patent_doc_number] => 20210230027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => METHODS OF TREATING WATER TO REMOVE CONTAMINANTS AND WATER TREATMENT PLANTS FOR THE PRACTICE THEREOF [patent_app_type] => utility [patent_app_number] => 16/307463 [patent_app_country] => US [patent_app_date] => 2018-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16307463 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/307463
Methods of treating water to remove contaminants and water treatment plants for the practice thereof Nov 7, 2018 Issued
Array ( [id] => 16635175 [patent_doc_number] => 10913670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Oil sands tailings treatment [patent_app_type] => utility [patent_app_number] => 16/180962 [patent_app_country] => US [patent_app_date] => 2018-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 14824 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16180962 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/180962
Oil sands tailings treatment Nov 4, 2018 Issued
Array ( [id] => 16421757 [patent_doc_number] => 20200346955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => Trap Apparatus of Condensate Water [patent_app_type] => utility [patent_app_number] => 16/759107 [patent_app_country] => US [patent_app_date] => 2018-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6362 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16759107 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/759107
Trap apparatus of condensate water Nov 1, 2018 Issued
Array ( [id] => 17074777 [patent_doc_number] => 11111161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Rare earth clarifying agent and method for use in primary treatment of wastewater [patent_app_type] => utility [patent_app_number] => 16/178356 [patent_app_country] => US [patent_app_date] => 2018-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 37 [patent_no_of_words] => 16185 [patent_no_of_claims] => 21 [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] => 16178356 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/178356
Rare earth clarifying agent and method for use in primary treatment of wastewater Oct 31, 2018 Issued
Array ( [id] => 14071915 [patent_doc_number] => 20190084845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => METHOD AND PROCESS ARRANGEMENT OF REMOVING CATIONS FROM WATER [patent_app_type] => utility [patent_app_number] => 16/174371 [patent_app_country] => US [patent_app_date] => 2018-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3544 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 16174371 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/174371
Method and process arrangement of removing cations from water Oct 29, 2018 Issued
Array ( [id] => 20534851 [patent_doc_number] => 12551903 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-17 [patent_title] => Method and arrangement for process water treatment [patent_app_type] => utility [patent_app_number] => 17/288975 [patent_app_country] => US [patent_app_date] => 2018-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17288975 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/288975
Method and arrangement for process water treatment Oct 28, 2018 Issued
Array ( [id] => 17500523 [patent_doc_number] => 11289233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Method for collecting uranium by treatment process of washing waste liquid generated in uranium hexafluoride cylinder washing process [patent_app_type] => utility [patent_app_number] => 16/171641 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5782 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16171641 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/171641
Method for collecting uranium by treatment process of washing waste liquid generated in uranium hexafluoride cylinder washing process Oct 25, 2018 Issued
Array ( [id] => 17185074 [patent_doc_number] => 20210331959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => Integrated physical method oily sewage treatment device [patent_app_type] => utility [patent_app_number] => 16/468291 [patent_app_country] => US [patent_app_date] => 2018-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16468291 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/468291
Integrated physical method oily sewage treatment device Oct 16, 2018 Issued
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