
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18666117
[patent_doc_number] => 11772993
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-10-03
[patent_title] => Removing heavy metals in a ballasted process
[patent_app_type] => utility
[patent_app_number] => 17/575057
[patent_app_country] => US
[patent_app_date] => 2022-01-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 10442
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 180
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575057
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/575057 | Removing heavy metals in a ballasted process | Jan 12, 2022 | Issued |
Array
(
[id] => 19111685
[patent_doc_number] => 20240123435
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-04-18
[patent_title] => Metal Removal Filtering Material and Cartridge Filter
[patent_app_type] => utility
[patent_app_number] => 18/277823
[patent_app_country] => US
[patent_app_date] => 2021-12-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5699
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277823
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/277823 | Metal Removal Filtering Material and Cartridge Filter | Dec 13, 2021 | Pending |
Array
(
[id] => 19066114
[patent_doc_number] => 20240100540
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-28
[patent_title] => METHOD AND APPARATUS FOR SEPARATING VALUABLE MINERALS FROM ORE
[patent_app_type] => utility
[patent_app_number] => 18/257269
[patent_app_country] => US
[patent_app_date] => 2021-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7305
[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] => 18257269
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/257269 | METHOD AND APPARATUS FOR SEPARATING VALUABLE MINERALS FROM ORE | Dec 12, 2021 | Pending |
Array
(
[id] => 17882557
[patent_doc_number] => 20220298034
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-22
[patent_title] => Automated Methods and Systems for Optimized Zeta Potential Chemical Dosing in Water Treatment Systems
[patent_app_type] => utility
[patent_app_number] => 17/549038
[patent_app_country] => US
[patent_app_date] => 2021-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 17135
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -27
[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] => 17549038
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/549038 | Automated methods and systems for optimized zeta potential chemical dosing in water treatment systems | Dec 12, 2021 | Issued |
Array
(
[id] => 19067030
[patent_doc_number] => 20240101456
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-28
[patent_title] => SYSTEMS AND METHODS FOR BIOLOGICAL TRANSFORMATION, CONCENTRATION, AND RECOVERY OF SELENIUM FROM WASTEWATER
[patent_app_type] => utility
[patent_app_number] => 18/255858
[patent_app_country] => US
[patent_app_date] => 2021-12-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3811
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -30
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255858
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/255858 | Systems and methods for biological transformation, concentration, and recovery of selenium from wastewater | Dec 2, 2021 | Issued |
Array
(
[id] => 19542981
[patent_doc_number] => 20240360017
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-10-31
[patent_title] => FULL-PROCESS AUTOMATIC CONTROL SYSTEM AND METHOD BASED ON SLUDGE DUAL-REFLUX AOA PROCESS
[patent_app_type] => utility
[patent_app_number] => 18/292902
[patent_app_country] => US
[patent_app_date] => 2021-12-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5436
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 396
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18292902
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/292902 | FULL-PROCESS AUTOMATIC CONTROL SYSTEM AND METHOD BASED ON SLUDGE DUAL-REFLUX AOA PROCESS | Dec 1, 2021 | Pending |
Array
(
[id] => 17640969
[patent_doc_number] => 20220168707
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-02
[patent_title] => ARTICLES COMPOSED OF ANHYDROUS POLYELECTROLYTE COMPLEXES AND THEIR USE AS DRYING AGENTS
[patent_app_type] => utility
[patent_app_number] => 17/457370
[patent_app_country] => US
[patent_app_date] => 2021-12-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14114
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 17457370
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/457370 | ARTICLES COMPOSED OF ANHYDROUS POLYELECTROLYTE COMPLEXES AND THEIR USE AS DRYING AGENTS | Dec 1, 2021 | Pending |
Array
(
[id] => 18861696
[patent_doc_number] => 20230416131
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-28
[patent_title] => Water Purification System With Inline Measurement Of Total Organic Carbon And Method Of Operating Such System
[patent_app_type] => utility
[patent_app_number] => 18/038265
[patent_app_country] => US
[patent_app_date] => 2021-11-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7755
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 65
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038265
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/038265 | Water Purification System With Inline Measurement Of Total Organic Carbon And Method Of Operating Such System | Nov 22, 2021 | Pending |
Array
(
[id] => 18545740
[patent_doc_number] => 11719082
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-08-08
[patent_title] => Treatment of OTSG blowdown
[patent_app_type] => utility
[patent_app_number] => 17/530299
[patent_app_country] => US
[patent_app_date] => 2021-11-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 5126
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17530299
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/530299 | Treatment of OTSG blowdown | Nov 17, 2021 | Issued |
Array
(
[id] => 18167351
[patent_doc_number] => 20230033958
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-02-02
[patent_title] => DAIRY WASTEWATER TREATMENT SYSTEM AND METHOD
[patent_app_type] => utility
[patent_app_number] => 17/526507
[patent_app_country] => US
[patent_app_date] => 2021-11-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8366
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 171
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526507
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/526507 | DAIRY WASTEWATER TREATMENT SYSTEM AND METHOD | Nov 14, 2021 | Abandoned |
Array
(
[id] => 17448011
[patent_doc_number] => 20220068516
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-03-03
[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] => 17/524036
[patent_app_country] => US
[patent_app_date] => 2021-11-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5805
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -2
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17524036
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/524036 | METHOD FOR COLLECTING URANIUM BY TREATMENT PROCESS OF WASHING WASTE LIQUID GENERATED IN URANIUM HEXAFLUORIDE CYLINDER WASHING PROCESS | Nov 10, 2021 | Abandoned |
Array
(
[id] => 20771388
[patent_doc_number] => 12655047
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-06-16
[patent_title] => Plumbing system and method for purifying drinking water
[patent_app_type] => utility
[patent_app_number] => 18/035795
[patent_app_country] => US
[patent_app_date] => 2021-11-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 11
[patent_no_of_words] => 2212
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 111
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18035795
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/035795 | Plumbing system and method for purifying drinking water | Nov 3, 2021 | Issued |
Array
(
[id] => 17640926
[patent_doc_number] => 20220168664
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-02
[patent_title] => HYBRID DESALINATION SYSTEMS AND ASSOCIATED METHODS
[patent_app_type] => utility
[patent_app_number] => 17/516078
[patent_app_country] => US
[patent_app_date] => 2021-11-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 27437
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[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] => 17516078
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/516078 | Hybrid desalination systems and associated methods | Oct 31, 2021 | Issued |
Array
(
[id] => 18830030
[patent_doc_number] => 20230398554
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-14
[patent_title] => MICROFLOTATION SYSTEM FOR TREATING A BODY OF WATER
[patent_app_type] => utility
[patent_app_number] => 18/033707
[patent_app_country] => US
[patent_app_date] => 2021-10-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3706
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[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] => 18033707
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/033707 | MICROFLOTATION SYSTEM FOR TREATING A BODY OF WATER | Oct 26, 2021 | Pending |
Array
(
[id] => 17413892
[patent_doc_number] => 20220048796
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-17
[patent_title] => FLOCCULANT, FILTER, AND WASTE LIQUID TREATING METHOD
[patent_app_type] => utility
[patent_app_number] => 17/452362
[patent_app_country] => US
[patent_app_date] => 2021-10-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5314
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -1
[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] => 17452362
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/452362 | FLOCCULANT, FILTER, AND WASTE LIQUID TREATING METHOD | Oct 25, 2021 | Abandoned |
Array
(
[id] => 17596890
[patent_doc_number] => 20220146464
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-05-12
[patent_title] => PERFORMING A SEPARATION ON A FIELD FLOW FRACTONATOR
[patent_app_type] => utility
[patent_app_number] => 17/502032
[patent_app_country] => US
[patent_app_date] => 2021-10-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3439
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -3
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17502032
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/502032 | PERFORMING A SEPARATION ON A FIELD FLOW FRACTONATOR | Oct 13, 2021 | Pending |
Array
(
[id] => 18830031
[patent_doc_number] => 20230398555
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-14
[patent_title] => FLOTATION CELL VORTEX STABILIZER
[patent_app_type] => utility
[patent_app_number] => 18/031552
[patent_app_country] => US
[patent_app_date] => 2021-10-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5936
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -26
[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] => 18031552
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/031552 | FLOTATION CELL VORTEX STABILIZER | Oct 11, 2021 | Pending |
Array
(
[id] => 20664708
[patent_doc_number] => 12606470
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-04-21
[patent_title] => Urea treatment method and device
[patent_app_type] => utility
[patent_app_number] => 18/037886
[patent_app_country] => US
[patent_app_date] => 2021-09-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 0
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 162
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18037886
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/037886 | Urea treatment method and device | Sep 26, 2021 | Issued |
Array
(
[id] => 17533502
[patent_doc_number] => 20220112111
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-04-14
[patent_title] => SYSTEM AND METHOD OF TREATING WASTEWATER USING A PORTABLE, NON-BIOLOGICAL, CYCLIC SEWAGE TREATMENT PLANT
[patent_app_type] => utility
[patent_app_number] => 17/483336
[patent_app_country] => US
[patent_app_date] => 2021-09-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5030
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 422
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17483336
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/483336 | SYSTEM AND METHOD OF TREATING WASTEWATER USING A PORTABLE, NON-BIOLOGICAL, CYCLIC SEWAGE TREATMENT PLANT | Sep 22, 2021 | Abandoned |
Array
(
[id] => 18020427
[patent_doc_number] => 20220371926
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-11-24
[patent_title] => SEWAGE TREATMENT DEVICE CAPABLE OF CONTROLLING PRODUCT CRYSTALLIZATION GRANULARITY AND SEWAGE TREATMENT METHOD
[patent_app_type] => utility
[patent_app_number] => 17/755310
[patent_app_country] => US
[patent_app_date] => 2021-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5062
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 105
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17755310
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/755310 | Sewage treatment device capable of controlling product crystallization granularity and sewage treatment method | Sep 17, 2021 | Issued |