Search

John R. Yeh

Examiner (ID: 15535)

Most Active Art Unit
2919
Art Unit(s)
2919, 2974
Total Applications
1692
Issued Applications
1658
Pending Applications
4
Abandoned Applications
25

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19354376 [patent_doc_number] => 12054807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Process and method for refining lithium carbonate starting from an impure lithium chloride solution [patent_app_type] => utility [patent_app_number] => 17/115140 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 9252 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17115140 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/115140
Process and method for refining lithium carbonate starting from an impure lithium chloride solution Dec 7, 2020 Issued
Array ( [id] => 18126021 [patent_doc_number] => 20230011640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => METHODS FOR RECOVERING ORGANIC SALTS FROM INDUSTRIAL PROCESS STREAMS [patent_app_type] => utility [patent_app_number] => 17/783844 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17783844 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783844
METHODS FOR RECOVERING ORGANIC SALTS FROM INDUSTRIAL PROCESS STREAMS Dec 6, 2020 Pending
Array ( [id] => 20671814 [patent_doc_number] => 12612314 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-28 [patent_title] => Halide perovskite nanocrystal array and its preparation [patent_app_type] => utility [patent_app_number] => 17/782613 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 120 [patent_no_of_words] => 9597 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17782613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/782613
Halide perovskite nanocrystal array and its preparation Dec 3, 2020 Issued
Array ( [id] => 18270473 [patent_doc_number] => 20230091715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => METHOD FOR PRODUCING TRANSITION METAL OXIDE FINE PARTICLES [patent_app_type] => utility [patent_app_number] => 17/801630 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17801630 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801630
METHOD FOR PRODUCING TRANSITION METAL OXIDE FINE PARTICLES Nov 5, 2020 Abandoned
Array ( [id] => 16889254 [patent_doc_number] => 20210175451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => PB-FREE PEROVSKITE MATERIALS FOR SHORT WAVE IR DEVICES [patent_app_type] => utility [patent_app_number] => 17/089096 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4020 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089096
Pb-free perovskite materials for short wave IR devices Nov 3, 2020 Issued
Array ( [id] => 18036001 [patent_doc_number] => 20220380216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => METHOD FOR PRODUCING WHITLOCKITE AND METHOD FOR CONTROLLING PARTICLE SIZE OF WHITLOCKITE CRYSTAL [patent_app_type] => utility [patent_app_number] => 17/770161 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17770161 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770161
Method for producing whitlockite and method for controlling particle size of whitlockite crystal Oct 21, 2020 Issued
Array ( [id] => 18272334 [patent_doc_number] => 20230093576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => METHOD FOR PRODUCING LITHIUM HYDROXIDE [patent_app_type] => utility [patent_app_number] => 17/909042 [patent_app_country] => US [patent_app_date] => 2020-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909042 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909042
METHOD FOR PRODUCING LITHIUM HYDROXIDE Oct 18, 2020 Pending
Array ( [id] => 18057775 [patent_doc_number] => 20220388861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => BISMUTH SULFIDE PARTICLES, METHOD FOR PRODUCING SAME, AND USE OF SAME [patent_app_type] => utility [patent_app_number] => 17/761692 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9144 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17761692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/761692
BISMUTH SULFIDE PARTICLES, METHOD FOR PRODUCING SAME, AND USE OF SAME Sep 29, 2020 Abandoned
Array ( [id] => 16792826 [patent_doc_number] => 20210122643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => SALT PRODUCTION VIA HYDROHALITE DECOMPOSITION [patent_app_type] => utility [patent_app_number] => 17/039481 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4362 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17039481 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/039481
Salt production via hydrohalite decomposition Sep 29, 2020 Issued
Array ( [id] => 17214962 [patent_doc_number] => 20210348299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => COMPOSITE POLYCRYSTALLINE DIAMOND, AND COMPOSITION AND METHOD FOR MAKING THE SAME [patent_app_type] => utility [patent_app_number] => 17/039412 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1955 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17039412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/039412
COMPOSITE POLYCRYSTALLINE DIAMOND, AND COMPOSITION AND METHOD FOR MAKING THE SAME Sep 29, 2020 Abandoned
Array ( [id] => 18225718 [patent_doc_number] => 20230064712 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => PROCESSES FOR THE RECOVERY OF URANIUM [patent_app_type] => utility [patent_app_number] => 17/800185 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -67 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17800185 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/800185
PROCESSES FOR THE RECOVERY OF URANIUM Sep 24, 2020 Pending
Array ( [id] => 17022656 [patent_doc_number] => 20210246527 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => Method for the Removal and Recovery of Metals and Precious Metals from Substrates [patent_app_type] => utility [patent_app_number] => 17/025417 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4432 [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] => 17025417 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/025417
Method for the Removal and Recovery of Metals and Precious Metals from Substrates Sep 17, 2020 Abandoned
Array ( [id] => 20452914 [patent_doc_number] => 12515964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Tin oxide forming composition [patent_app_type] => utility [patent_app_number] => 17/608357 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17608357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/608357
Tin oxide forming composition Sep 13, 2020 Issued
Array ( [id] => 20357222 [patent_doc_number] => 12473205 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Beryllium solution production method, beryllium production method, beryllium hydroxide production method, beryllium oxide production method, solution production device, beryllium production system, and beryllium [patent_app_type] => utility [patent_app_number] => 17/636474 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 14931 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17636474 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/636474
Beryllium solution production method, beryllium production method, beryllium hydroxide production method, beryllium oxide production method, solution production device, beryllium production system, and beryllium Aug 26, 2020 Issued
Array ( [id] => 18077156 [patent_doc_number] => 20220402768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => METHOD FOR PREPARING GAMMA-GALLIUM OXIDE NANOMATERIAL [patent_app_type] => utility [patent_app_number] => 17/756100 [patent_app_country] => US [patent_app_date] => 2020-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5119 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17756100 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756100
Method for preparing gamma-gallium oxide nanomaterial Aug 23, 2020 Issued
Array ( [id] => 18582714 [patent_doc_number] => 20230264969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Method of producing a metal or metal oxide nanoparticle [patent_app_type] => utility [patent_app_number] => 17/642051 [patent_app_country] => US [patent_app_date] => 2020-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5690 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17642051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/642051
Method of producing a metal or metal oxide nanoparticle Aug 19, 2020 Issued
Array ( [id] => 18980021 [patent_doc_number] => 11905181 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Method for preparing calcium oxide using a multistage suspension preheater kiln [patent_app_type] => utility [patent_app_number] => 16/993279 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8763 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 568 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993279 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993279
Method for preparing calcium oxide using a multistage suspension preheater kiln Aug 13, 2020 Issued
Array ( [id] => 20172823 [patent_doc_number] => 12391554 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Surface-modified nanodiamond, nanodiamond dispersion composition, and method for manufacturing surface-modified nanocarbon particles [patent_app_type] => utility [patent_app_number] => 17/625546 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 11759 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17625546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625546
Surface-modified nanodiamond, nanodiamond dispersion composition, and method for manufacturing surface-modified nanocarbon particles Jun 29, 2020 Issued
Array ( [id] => 19910486 [patent_doc_number] => 12286688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Method for recycling silver present on a photovoltaic cell [patent_app_type] => utility [patent_app_number] => 17/595811 [patent_app_country] => US [patent_app_date] => 2020-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17595811 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/595811
Method for recycling silver present on a photovoltaic cell May 24, 2020 Issued
Array ( [id] => 20357337 [patent_doc_number] => 12473320 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Catalyst system [patent_app_type] => utility [patent_app_number] => 17/614744 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 15753 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17614744 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/614744
Catalyst system May 19, 2020 Issued
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