
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] => 19580134
[patent_doc_number] => 12146234
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-11-19
[patent_title] => Advanced manufactured vapor-fed electrochemical reactor (AM-VFR) for improved performance for electrochemical conversion
[patent_app_type] => utility
[patent_app_number] => 17/010680
[patent_app_country] => US
[patent_app_date] => 2020-09-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 25
[patent_figures_cnt] => 25
[patent_no_of_words] => 10026
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 303
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17010680
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/010680 | Advanced manufactured vapor-fed electrochemical reactor (AM-VFR) for improved performance for electrochemical conversion | Sep 1, 2020 | Issued |
Array
(
[id] => 17141532
[patent_doc_number] => 20210309544
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-10-07
[patent_title] => NITRATE REMOVAL FROM WATER BODIES USING ELECTROCATALYTIC HYDROGEN EVOLUTION AND CATALYTIC HYDROGENATION
[patent_app_type] => utility
[patent_app_number] => 17/004038
[patent_app_country] => US
[patent_app_date] => 2020-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4096
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17004038
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/004038 | NITRATE REMOVAL FROM WATER BODIES USING ELECTROCATALYTIC HYDROGEN EVOLUTION AND CATALYTIC HYDROGENATION | Aug 26, 2020 | Abandoned |
Array
(
[id] => 17441952
[patent_doc_number] => 20220062457
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-03-03
[patent_title] => ELECTROLYTIC HAND SANITIZER DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/004514
[patent_app_country] => US
[patent_app_date] => 2020-08-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6402
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17004514
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/004514 | ELECTROLYTIC HAND SANITIZER DEVICE | Aug 26, 2020 | Abandoned |
Array
(
[id] => 16900541
[patent_doc_number] => 20210179457
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-06-17
[patent_title] => SYSTEMS AND METHODS FOR THE REMOVAL OF MINERALS FROM CONDUCTIVE PROTONIC FLUIDS
[patent_app_type] => utility
[patent_app_number] => 16/999701
[patent_app_country] => US
[patent_app_date] => 2020-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5298
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 258
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16999701
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/999701 | Systems and methods for the removal of minerals from conductive protonic fluids | Aug 20, 2020 | Issued |
Array
(
[id] => 16506036
[patent_doc_number] => 20200385292
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-12-10
[patent_title] => DEVICES AND METHODS FOR THE REMEDIATION OF GROUNDWATER
[patent_app_type] => utility
[patent_app_number] => 16/997831
[patent_app_country] => US
[patent_app_date] => 2020-08-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8992
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -53
[patent_words_short_claim] => 112
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16997831
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/997831 | DEVICES AND METHODS FOR THE REMEDIATION OF GROUNDWATER | Aug 18, 2020 | Abandoned |
Array
(
[id] => 18202285
[patent_doc_number] => 11584667
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-02-21
[patent_title] => Electrolysis vessel
[patent_app_type] => utility
[patent_app_number] => 17/626703
[patent_app_country] => US
[patent_app_date] => 2020-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 10928
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 152
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17626703
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/626703 | Electrolysis vessel | Aug 17, 2020 | Issued |
Array
(
[id] => 16467991
[patent_doc_number] => 20200369528
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-11-26
[patent_title] => APPARATUS AND PROCESS FOR THE PRODUCTION OF SODA ASH
[patent_app_type] => utility
[patent_app_number] => 16/984613
[patent_app_country] => US
[patent_app_date] => 2020-08-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9202
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 288
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16984613
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/984613 | Process for the separation and selective recomposition of ions | Aug 3, 2020 | Issued |
Array
(
[id] => 16421753
[patent_doc_number] => 20200346951
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-11-05
[patent_title] => Potential of Zero Charge-Based Capacitive Deionization
[patent_app_type] => utility
[patent_app_number] => 16/934196
[patent_app_country] => US
[patent_app_date] => 2020-07-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12541
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934196
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/934196 | Potential of Zero Charge-Based Capacitive Deionization | Jul 20, 2020 | Abandoned |
Array
(
[id] => 19166114
[patent_doc_number] => 11982007
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-05-14
[patent_title] => Gasket for electrolysis vessels, and electrolysis vessel using same
[patent_app_type] => utility
[patent_app_number] => 17/597107
[patent_app_country] => US
[patent_app_date] => 2020-07-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 9
[patent_no_of_words] => 9021
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 391
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17597107
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/597107 | Gasket for electrolysis vessels, and electrolysis vessel using same | Jul 16, 2020 | Issued |
Array
(
[id] => 16525066
[patent_doc_number] => 20200399146
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-12-24
[patent_title] => ELECTROCHEMICAL DEVICES OR SYSTEMS COMPRISING REDOX-FUNCTIONALIZED ELECTRODES AND USES THEREOF
[patent_app_type] => utility
[patent_app_number] => 16/921683
[patent_app_country] => US
[patent_app_date] => 2020-07-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 46602
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[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] => 16921683
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/921683 | Electrochemical devices or systems comprising redox-functionalized electrodes and uses thereof | Jul 5, 2020 | Issued |
Array
(
[id] => 16252478
[patent_doc_number] => 20200261852
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-08-20
[patent_title] => METAL COATED POLYMEMBRANE AND METHOD OF ELECTROFILTRATION AND ELECTROSORPTION USING A METAL COATED POLYMEMBRANE
[patent_app_type] => utility
[patent_app_number] => 16/869052
[patent_app_country] => US
[patent_app_date] => 2020-05-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5081
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 57
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16869052
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/869052 | Metal coated polymembrane | May 6, 2020 | Issued |
Array
(
[id] => 18685037
[patent_doc_number] => 11780754
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-10-10
[patent_title] => Return flow system for ion concentration polarization (ICP) desalination
[patent_app_type] => utility
[patent_app_number] => 16/839152
[patent_app_country] => US
[patent_app_date] => 2020-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 47
[patent_figures_cnt] => 66
[patent_no_of_words] => 20281
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 367
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16839152
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/839152 | Return flow system for ion concentration polarization (ICP) desalination | Apr 2, 2020 | Issued |
Array
(
[id] => 18964502
[patent_doc_number] => 11898255
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-02-13
[patent_title] => Method of producing hydrogen peroxide using nanostructured bismuth oxide
[patent_app_type] => utility
[patent_app_number] => 16/829944
[patent_app_country] => US
[patent_app_date] => 2020-03-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 20
[patent_no_of_words] => 3064
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16829944
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/829944 | Method of producing hydrogen peroxide using nanostructured bismuth oxide | Mar 24, 2020 | Issued |
Array
(
[id] => 18748648
[patent_doc_number] => 11807948
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-11-07
[patent_title] => Method of producing hydrogen peroxide using nanostructured bismuth oxide
[patent_app_type] => utility
[patent_app_number] => 16/829777
[patent_app_country] => US
[patent_app_date] => 2020-03-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 20
[patent_no_of_words] => 3064
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16829777
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/829777 | Method of producing hydrogen peroxide using nanostructured bismuth oxide | Mar 24, 2020 | Issued |
Array
(
[id] => 18247024
[patent_doc_number] => 11603598
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-03-14
[patent_title] => Back-illuminated photoelectrochemical cell
[patent_app_type] => utility
[patent_app_number] => 16/818923
[patent_app_country] => US
[patent_app_date] => 2020-03-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 17
[patent_no_of_words] => 3649
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 152
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16818923
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/818923 | Back-illuminated photoelectrochemical cell | Mar 12, 2020 | Issued |
Array
(
[id] => 16112511
[patent_doc_number] => 20200208278
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-07-02
[patent_title] => ELECTROLYZER FOR GASEOUS CARBON DIOXIDE
[patent_app_type] => utility
[patent_app_number] => 16/816506
[patent_app_country] => US
[patent_app_date] => 2020-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20360
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16816506
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/816506 | ELECTROLYZER FOR GASEOUS CARBON DIOXIDE | Mar 11, 2020 | Abandoned |
Array
(
[id] => 17407432
[patent_doc_number] => 11248304
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2022-02-15
[patent_title] => Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same
[patent_app_type] => utility
[patent_app_number] => 16/784678
[patent_app_country] => US
[patent_app_date] => 2020-02-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 7258
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16784678
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/784678 | Transparent electrode for oxygen production, method for producing same, tandem water decomposition reaction electrode provided with same, and oxygen production device using same | Feb 6, 2020 | Issued |
Array
(
[id] => 16073377
[patent_doc_number] => 20200190675
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-06-18
[patent_title] => METHODS AND SYSTEMS FOR FUEL PRODUCTION
[patent_app_type] => utility
[patent_app_number] => 16/780475
[patent_app_country] => US
[patent_app_date] => 2020-02-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 21221
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 127
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16780475
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/780475 | METHODS AND SYSTEMS FOR FUEL PRODUCTION | Feb 2, 2020 | Abandoned |
Array
(
[id] => 18701213
[patent_doc_number] => 11787711
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-10-17
[patent_title] => Deionization electrode, apparatus and method for deionization electrode, electrode module and deionization module
[patent_app_type] => utility
[patent_app_number] => 16/635063
[patent_app_country] => US
[patent_app_date] => 2020-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 9
[patent_no_of_words] => 4650
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 348
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16635063
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/635063 | Deionization electrode, apparatus and method for deionization electrode, electrode module and deionization module | Jan 27, 2020 | Issued |
Array
(
[id] => 15867221
[patent_doc_number] => 20200141014
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-05-07
[patent_title] => METHOD FOR THE OXIDATION AND HYDROTHERMAL DISSOCIATION OF METAL CHLORIDES FOR THE SEPARATION OF METALS AND HYDROCHLORIC ACID
[patent_app_type] => utility
[patent_app_number] => 16/736441
[patent_app_country] => US
[patent_app_date] => 2020-01-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5621
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 134
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16736441
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/736441 | METHOD FOR THE OXIDATION AND HYDROTHERMAL DISSOCIATION OF METAL CHLORIDES FOR THE SEPARATION OF METALS AND HYDROCHLORIC ACID | Jan 6, 2020 | Abandoned |