
Kawing Chan
Examiner (ID: 3066, Phone: (571)270-3909 , Office: P/2837 )
| Most Active Art Unit | 2837 |
| Art Unit(s) | 4147, 2846, 2837 |
| Total Applications | 953 |
| Issued Applications | 686 |
| Pending Applications | 62 |
| Abandoned Applications | 235 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 19453154
[patent_doc_number] => 20240313284
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-19
[patent_title] => ENERGY RECLAMATION AND CARBON-NEUTRAL SYSTEM FOR CRITICAL MINERAL EXTRACTION
[patent_app_type] => utility
[patent_app_number] => 18/122621
[patent_app_country] => US
[patent_app_date] => 2023-03-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 41107
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[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] => 18122621
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/122621 | Energy reclamation and carbon-neutral system for critical mineral extraction | Mar 15, 2023 | Issued |
Array
(
[id] => 18497868
[patent_doc_number] => 20230220563
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-13
[patent_title] => Electrolysis Device
[patent_app_type] => utility
[patent_app_number] => 18/183838
[patent_app_country] => US
[patent_app_date] => 2023-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4715
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18183838
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/183838 | Electrolysis Device | Mar 13, 2023 | Pending |
Array
(
[id] => 19379785
[patent_doc_number] => 20240269655
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-15
[patent_title] => FUNCTIONALIZED SURFACES FOR CONVERSION OF CARBON DIOXIDE
[patent_app_type] => utility
[patent_app_number] => 18/110290
[patent_app_country] => US
[patent_app_date] => 2023-02-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 21197
[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] => 18110290
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/110290 | FUNCTIONALIZED SURFACES FOR CONVERSION OF CARBON DIOXIDE | Feb 14, 2023 | Abandoned |
Array
(
[id] => 18816364
[patent_doc_number] => 20230390704
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-07
[patent_title] => SYSTEM AND METHOD FOR ELECTROCHEMICAL OCEAN ALKALINITY ENHANCEMENT
[patent_app_type] => utility
[patent_app_number] => 18/266672
[patent_app_country] => US
[patent_app_date] => 2022-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5338
[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] => 18266672
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/266672 | System and method for electrochemical ocean alkalinity enhancement | Dec 21, 2022 | Issued |
Array
(
[id] => 18692361
[patent_doc_number] => 20230322591
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-10-12
[patent_title] => ELECTRODIALYSIS DEVICE AND METHOD FOR SELECTIVE REMOVAL OF DRINKING WATER TARGET IONS
[patent_app_type] => utility
[patent_app_number] => 18/067718
[patent_app_country] => US
[patent_app_date] => 2022-12-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10011
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 411
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18067718
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/067718 | ELECTRODIALYSIS DEVICE AND METHOD FOR SELECTIVE REMOVAL OF DRINKING WATER TARGET IONS | Dec 17, 2022 | Abandoned |
Array
(
[id] => 18278750
[patent_doc_number] => 20230094222
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-03-30
[patent_title] => SYSTEMS AND METHODS TO MAKE HYDROGEN GAS WITH A STEADY STATE PH DIFFERENTIAL
[patent_app_type] => utility
[patent_app_number] => 18/057109
[patent_app_country] => US
[patent_app_date] => 2022-11-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 34473
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18057109
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/057109 | Systems and methods to make hydrogen gas with a steady state pH differential | Nov 17, 2022 | Issued |
Array
(
[id] => 18692359
[patent_doc_number] => 20230322589
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-10-12
[patent_title] => METHODS AND SYSTEMS FOR ELECTROCHEMICAL OXIDATION OF POLYFLUOROALKYL AND PERFLUOROALKYL CONTAMINANTS
[patent_app_type] => utility
[patent_app_number] => 17/989080
[patent_app_country] => US
[patent_app_date] => 2022-11-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20689
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 17989080
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/989080 | METHODS AND SYSTEMS FOR ELECTROCHEMICAL OXIDATION OF POLYFLUOROALKYL AND PERFLUOROALKYL CONTAMINANTS | Nov 16, 2022 | Pending |
Array
(
[id] => 19060040
[patent_doc_number] => 11939247
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-03-26
[patent_title] => Systems and methods for removal and sequestration of acidity from surface seawater
[patent_app_type] => utility
[patent_app_number] => 17/972502
[patent_app_country] => US
[patent_app_date] => 2022-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 59
[patent_figures_cnt] => 59
[patent_no_of_words] => 35400
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 148
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17972502
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/972502 | Systems and methods for removal and sequestration of acidity from surface seawater | Oct 23, 2022 | Issued |
Array
(
[id] => 18286121
[patent_doc_number] => 20230101593
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-03-30
[patent_title] => SYSTEMS AND METHODS TO MAKE HYDROGEN GAS WITH A STEADY-STATE PH DIFFERENTIAL
[patent_app_type] => utility
[patent_app_number] => 17/936322
[patent_app_country] => US
[patent_app_date] => 2022-09-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 34460
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 17936322
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/936322 | Systems and methods to make hydrogen gas with a steady-state pH differential | Sep 27, 2022 | Issued |
Array
(
[id] => 18314992
[patent_doc_number] => 11629061
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2023-04-18
[patent_title] => Method of making copper sulfide electrode material
[patent_app_type] => utility
[patent_app_number] => 17/875703
[patent_app_country] => US
[patent_app_date] => 2022-07-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 8
[patent_no_of_words] => 3380
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 296
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17875703
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/875703 | Method of making copper sulfide electrode material | Jul 27, 2022 | Issued |
Array
(
[id] => 18003942
[patent_doc_number] => 20220362708
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-11-17
[patent_title] => ELECTROCHEMICAL PROCESS FOR GAS SEPARATION
[patent_app_type] => utility
[patent_app_number] => 17/867454
[patent_app_country] => US
[patent_app_date] => 2022-07-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11096
[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] => 17867454
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/867454 | Electrochemical process for gas separation | Jul 17, 2022 | Issued |
Array
(
[id] => 19106099
[patent_doc_number] => 11959185
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-04-16
[patent_title] => Titanium master alloy for titanium-aluminum based alloys
[patent_app_type] => utility
[patent_app_number] => 17/856594
[patent_app_country] => US
[patent_app_date] => 2022-07-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4395
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 147
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17856594
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/856594 | Titanium master alloy for titanium-aluminum based alloys | Jun 30, 2022 | Issued |
Array
(
[id] => 18877615
[patent_doc_number] => 20240000984
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-01-04
[patent_title] => SANITIZATION OF AN ARTICLE USING IN SITU ELECTROLYSIS
[patent_app_type] => utility
[patent_app_number] => 17/856408
[patent_app_country] => US
[patent_app_date] => 2022-07-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11987
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[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] => 17856408
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/856408 | Sanitization of an article using in situ electrolysis | Jun 30, 2022 | Issued |
Array
(
[id] => 18208768
[patent_doc_number] => 20230055027
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-02-23
[patent_title] => METHOD AND SYSTEM FOR PRODUCTION OF ANTIMICROBIAL DISINFECTANT COATINGS USING ELECTROCHEMICAL SYNTHESIS
[patent_app_type] => utility
[patent_app_number] => 17/737332
[patent_app_country] => US
[patent_app_date] => 2022-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6584
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 114
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737332
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/737332 | Method and system for production of antimicrobial disinfectant coatings using electrochemical synthesis | May 4, 2022 | Issued |
Array
(
[id] => 17838216
[patent_doc_number] => 20220275521
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-01
[patent_title] => SYSTEMS AND METHODS TO MAKE HYDROGEN GAS USING METAL OXYANIONS OR NON-METAL OXYANIONS
[patent_app_type] => utility
[patent_app_number] => 17/659233
[patent_app_country] => US
[patent_app_date] => 2022-04-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 29423
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 125
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17659233
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/659233 | Systems and methods to make hydrogen gas using metal oxyanions or non-metal oxyanions | Apr 13, 2022 | Issued |
Array
(
[id] => 19700415
[patent_doc_number] => 12194417
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-01-14
[patent_title] => Electrochemical system with concentration recirculation in cyclic batch mode
[patent_app_type] => utility
[patent_app_number] => 17/719363
[patent_app_country] => US
[patent_app_date] => 2022-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 10
[patent_no_of_words] => 11165
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 269
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719363
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/719363 | Electrochemical system with concentration recirculation in cyclic batch mode | Apr 11, 2022 | Issued |
Array
(
[id] => 17688319
[patent_doc_number] => 20220195611
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-23
[patent_title] => SOLID POLYMER MEMBRANE ELECTRODE
[patent_app_type] => utility
[patent_app_number] => 17/684972
[patent_app_country] => US
[patent_app_date] => 2022-03-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7939
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[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] => 17684972
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/684972 | SOLID POLYMER MEMBRANE ELECTRODE | Mar 1, 2022 | Abandoned |
Array
(
[id] => 17671385
[patent_doc_number] => 20220184552
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-06-16
[patent_title] => ELECTROCHEMICAL PROCESS FOR GAS SEPARATION
[patent_app_type] => utility
[patent_app_number] => 17/685285
[patent_app_country] => US
[patent_app_date] => 2022-03-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11073
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -30
[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] => 17685285
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/685285 | Electrochemical process for gas separation | Mar 1, 2022 | Issued |
Array
(
[id] => 18418973
[patent_doc_number] => 20230173433
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-08
[patent_title] => DRYER USING ELECTROCHEMICAL REGENERATED LIQUID DESICCANT
[patent_app_type] => utility
[patent_app_number] => 17/540902
[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] => 5558
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 17540902
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/540902 | DRYER USING ELECTROCHEMICAL REGENERATED LIQUID DESICCANT | Dec 1, 2021 | Pending |
Array
(
[id] => 17982446
[patent_doc_number] => 20220348482
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-11-03
[patent_title] => CAPACITIVE DEIONIZATION PROCESS
[patent_app_type] => utility
[patent_app_number] => 17/534301
[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] => 4418
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 108
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17534301
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/534301 | Capacitive deionization process | Nov 22, 2021 | Issued |