Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 16090019 [patent_doc_number] => 20200198996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => WATER RESERVOIR AND ELECTROLYSIS CELL COMBINATION [patent_app_type] => utility [patent_app_number] => 16/714878 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16714878 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/714878
Water reservoir and electrolysis cell combination Dec 15, 2019 Issued
Array ( [id] => 15769583 [patent_doc_number] => 20200115809 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => SYSTEMS AND METHODS USING LANTHANIDE HALIDE [patent_app_type] => utility [patent_app_number] => 16/715527 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 80356 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16715527 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/715527
SYSTEMS AND METHODS USING LANTHANIDE HALIDE Dec 15, 2019 Abandoned
Array ( [id] => 15831551 [patent_doc_number] => 20200131057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => EXTERNALLY ENHANCED ELECTROCOAGULATION [patent_app_type] => utility [patent_app_number] => 16/712034 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16712034 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/712034
EXTERNALLY ENHANCED ELECTROCOAGULATION Dec 11, 2019 Abandoned
16/710173 SYSTEMS AND METHODS FOR THE REMOVAL OF MINERALS FROM CONDUCTIVE PROTONIC FLUIDS Dec 10, 2019 Abandoned
Array ( [id] => 16854763 [patent_doc_number] => 20210155508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => WATER PRODUCTION FOR COFFEE BREWING BY ELECTRODEIONIZATION [patent_app_type] => utility [patent_app_number] => 16/697721 [patent_app_country] => US [patent_app_date] => 2019-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7595 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 761 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16697721 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/697721
Water production for coffee brewing by electrodeionization Nov 26, 2019 Issued
Array ( [id] => 17163976 [patent_doc_number] => 11150067 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-19 [patent_title] => Method and apparatus for electrochemical ammunition disposal and material recovery [patent_app_type] => utility [patent_app_number] => 16/688163 [patent_app_country] => US [patent_app_date] => 2019-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4821 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16688163 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/688163
Method and apparatus for electrochemical ammunition disposal and material recovery Nov 18, 2019 Issued
Array ( [id] => 18995763 [patent_doc_number] => 11912589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Optically thin light-absorbers for increasing photochemical energy-conversion efficiencies [patent_app_type] => utility [patent_app_number] => 16/673680 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 93 [patent_no_of_words] => 13133 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16673680 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/673680
Optically thin light-absorbers for increasing photochemical energy-conversion efficiencies Nov 3, 2019 Issued
Array ( [id] => 15556417 [patent_doc_number] => 20200062620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => STORAGE AND DELIVERY FOR A WATER TREATMENT SYSTEM AND METHOD OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/670403 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4371 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16670403 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/670403
Storage and delivery for a water treatment system and method of using the same Oct 30, 2019 Issued
Array ( [id] => 18233114 [patent_doc_number] => 11597661 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Intercalation-based materials and processes for softening water [patent_app_type] => utility [patent_app_number] => 16/670049 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5141 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16670049 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/670049
Intercalation-based materials and processes for softening water Oct 30, 2019 Issued
Array ( [id] => 16792835 [patent_doc_number] => 20210122652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => METHOD AND APPARATUS FOR GENERATING ELECTROLYZED WATER [patent_app_type] => utility [patent_app_number] => 16/660919 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7787 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16660919 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/660919
METHOD AND APPARATUS FOR GENERATING ELECTROLYZED WATER Oct 22, 2019 Abandoned
Array ( [id] => 16749101 [patent_doc_number] => 20210101110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => PROCESS WATER GAS MANAGEMENT OF ELECTROLYZER SYSTEM WITH PRESSURE DIFFERENTIAL [patent_app_type] => utility [patent_app_number] => 16/593741 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16593741 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/593741
PROCESS WATER GAS MANAGEMENT OF ELECTROLYZER SYSTEM WITH PRESSURE DIFFERENTIAL Oct 3, 2019 Abandoned
Array ( [id] => 16043427 [patent_doc_number] => 10683577 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-06-16 [patent_title] => Method of producing hydrogen peroxide using nanostructured bismuth oxide [patent_app_type] => utility [patent_app_number] => 16/592713 [patent_app_country] => US [patent_app_date] => 2019-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 3062 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16592713 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/592713
Method of producing hydrogen peroxide using nanostructured bismuth oxide Oct 2, 2019 Issued
Array ( [id] => 18117804 [patent_doc_number] => 11549187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Electrochemical hydrogen pump [patent_app_type] => utility [patent_app_number] => 16/591570 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 25 [patent_no_of_words] => 21237 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16591570 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/591570
Electrochemical hydrogen pump Oct 1, 2019 Issued
Array ( [id] => 17525985 [patent_doc_number] => 11298653 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Electrochemical process for gas separation [patent_app_type] => utility [patent_app_number] => 16/583826 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 11057 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583826 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583826
Electrochemical process for gas separation Sep 25, 2019 Issued
Array ( [id] => 16735500 [patent_doc_number] => 10961133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Reverse diffusion desalination [patent_app_type] => utility [patent_app_number] => 16/575602 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 7448 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575602 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575602
Reverse diffusion desalination Sep 18, 2019 Issued
Array ( [id] => 15680951 [patent_doc_number] => 20200095139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => Method for Controlling an Electro-Oxidation Process Using Boron Doped Diamond Electrodes [patent_app_type] => utility [patent_app_number] => 16/574286 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574286 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574286
Method for Controlling an Electro-Oxidation Process Using Boron Doped Diamond Electrodes Sep 17, 2019 Abandoned
Array ( [id] => 17680898 [patent_doc_number] => 11365136 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Electrode for electrochlorination processes [patent_app_type] => utility [patent_app_number] => 16/567712 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2491 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16567712 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/567712
Electrode for electrochlorination processes Sep 10, 2019 Issued
Array ( [id] => 16939968 [patent_doc_number] => 11052183 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Devices for urea electrolysis and methods of using same [patent_app_type] => utility [patent_app_number] => 16/551383 [patent_app_country] => US [patent_app_date] => 2019-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 25236 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16551383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/551383
Devices for urea electrolysis and methods of using same Aug 25, 2019 Issued
Array ( [id] => 15498937 [patent_doc_number] => 20200049657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => ACTIVE TRANSPORT OF CHARGED MOLECULES INTO, WITHIN, AND/OR FROM CHARGED MATRICES [patent_app_type] => utility [patent_app_number] => 16/549450 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21214 [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] => 16549450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549450
Active transport of charged molecules into, within, and/or from charged matrices Aug 22, 2019 Issued
Array ( [id] => 16629089 [patent_doc_number] => 20210047742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => METHOD OF MAKING ALKALI AND GYPSUM BY PROTON-COUPLED ELECTRON TRANSFER REACTION [patent_app_type] => utility [patent_app_number] => 16/542551 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16542551 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542551
METHOD OF MAKING ALKALI AND GYPSUM BY PROTON-COUPLED ELECTRON TRANSFER REACTION Aug 15, 2019 Abandoned
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