Search

Keath T. Chen

Examiner (ID: 12362, Phone: (571)270-1870 , Office: P/1716 )

Most Active Art Unit
1716
Art Unit(s)
1792, 1762, 1716, 1712
Total Applications
1366
Issued Applications
431
Pending Applications
136
Abandoned Applications
842

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18237754 [patent_doc_number] => 20230070064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => RAW MATERIAL FEEDING DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RESIDUAL ESTIMATION METHOD [patent_app_type] => utility [patent_app_number] => 17/939457 [patent_app_country] => US [patent_app_date] => 2022-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17939457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/939457
RAW MATERIAL FEEDING DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RESIDUAL ESTIMATION METHOD Sep 6, 2022 Pending
Array ( [id] => 18237754 [patent_doc_number] => 20230070064 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => RAW MATERIAL FEEDING DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RESIDUAL ESTIMATION METHOD [patent_app_type] => utility [patent_app_number] => 17/939457 [patent_app_country] => US [patent_app_date] => 2022-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17939457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/939457
RAW MATERIAL FEEDING DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RESIDUAL ESTIMATION METHOD Sep 6, 2022 Pending
Array ( [id] => 18256591 [patent_doc_number] => 20230083630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => WORKING TABLE FOR REEL-TO-REEL PROCESS [patent_app_type] => utility [patent_app_number] => 17/823984 [patent_app_country] => US [patent_app_date] => 2022-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4152 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17823984 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/823984
WORKING TABLE FOR REEL-TO-REEL PROCESS Aug 31, 2022 Pending
Array ( [id] => 20318072 [patent_doc_number] => 12456627 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Dry etching apparatus and wafer etching system using the same [patent_app_type] => utility [patent_app_number] => 17/883778 [patent_app_country] => US [patent_app_date] => 2022-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2015 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17883778 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/883778
Dry etching apparatus and wafer etching system using the same Aug 8, 2022 Issued
Array ( [id] => 18036684 [patent_doc_number] => 20220380899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => VAPOR DEPOSITION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/882967 [patent_app_country] => US [patent_app_date] => 2022-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6258 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882967
VAPOR DEPOSITION APPARATUS Aug 7, 2022 Pending
Array ( [id] => 18024278 [patent_doc_number] => 20220375777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => STRUCTURE OF MOUNTING TABLE AND SEMICONDUCTOR PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/878912 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5949 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17878912 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/878912
STRUCTURE OF MOUNTING TABLE AND SEMICONDUCTOR PROCESSING APPARATUS Aug 1, 2022 Abandoned
Array ( [id] => 18024230 [patent_doc_number] => 20220375729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => PLASMA ETCHER EDGE RING WITH A CHAMFER GEOMETRY AND IMPEDANCE DESIGN [patent_app_type] => utility [patent_app_number] => 17/815318 [patent_app_country] => US [patent_app_date] => 2022-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6887 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815318 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815318
PLASMA ETCHER EDGE RING WITH A CHAMFER GEOMETRY AND IMPEDANCE DESIGN Jul 26, 2022 Pending
Array ( [id] => 20332732 [patent_doc_number] => 12463016 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Devices and methods for controlling wafer uniformity in plasma-based process [patent_app_type] => utility [patent_app_number] => 17/874124 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2516 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17874124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/874124
Devices and methods for controlling wafer uniformity in plasma-based process Jul 25, 2022 Issued
Array ( [id] => 18923530 [patent_doc_number] => 20240026534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => VACUUM SYSTEM CLUSTER TOOL [patent_app_type] => utility [patent_app_number] => 17/872678 [patent_app_country] => US [patent_app_date] => 2022-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17872678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/872678
VACUUM SYSTEM CLUSTER TOOL Jul 24, 2022 Abandoned
Array ( [id] => 18923530 [patent_doc_number] => 20240026534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => VACUUM SYSTEM CLUSTER TOOL [patent_app_type] => utility [patent_app_number] => 17/872678 [patent_app_country] => US [patent_app_date] => 2022-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17872678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/872678
VACUUM SYSTEM CLUSTER TOOL Jul 24, 2022 Abandoned
Array ( [id] => 20080778 [patent_doc_number] => 12354855 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Process kits and related methods for processing chambers to facilitate deposition process adjustability [patent_app_type] => utility [patent_app_number] => 17/871505 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 53 [patent_no_of_words] => 9728 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 390 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17871505 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/871505
Process kits and related methods for processing chambers to facilitate deposition process adjustability Jul 21, 2022 Issued
Array ( [id] => 17983008 [patent_doc_number] => 20220349044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => DEVICE FOR VAPOR DEPOSITING METAL [patent_app_type] => utility [patent_app_number] => 17/863463 [patent_app_country] => US [patent_app_date] => 2022-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3863 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17863463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/863463
DEVICE FOR VAPOR DEPOSITING METAL Jul 12, 2022 Abandoned
Array ( [id] => 18139715 [patent_doc_number] => 20230013551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => PLASMA PROCESSING APPARATUS AND PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 17/859520 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17859520 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/859520
PLASMA PROCESSING APPARATUS AND PROCESSING METHOD Jul 6, 2022 Pending
Array ( [id] => 17983025 [patent_doc_number] => 20220349061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => Substrate Processing Apparatus, Method of Manufacturing Semiconductor Device and Non-transitory Computer-readable Recording Medium [patent_app_type] => utility [patent_app_number] => 17/853377 [patent_app_country] => US [patent_app_date] => 2022-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17853377 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/853377
Substrate Processing Apparatus, Method of Manufacturing Semiconductor Device and Non-transitory Computer-readable Recording Medium Jun 28, 2022 Pending
Array ( [id] => 17963550 [patent_doc_number] => 20220344131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => MODULAR MICROWAVE PLASMA SOURCE [patent_app_type] => utility [patent_app_number] => 17/852086 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852086
MODULAR MICROWAVE PLASMA SOURCE Jun 27, 2022 Pending
Array ( [id] => 17963550 [patent_doc_number] => 20220344131 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => MODULAR MICROWAVE PLASMA SOURCE [patent_app_type] => utility [patent_app_number] => 17/852086 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5482 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852086
MODULAR MICROWAVE PLASMA SOURCE Jun 27, 2022 Pending
Array ( [id] => 18093592 [patent_doc_number] => 20220411933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => FILM FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/807506 [patent_app_country] => US [patent_app_date] => 2022-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7054 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17807506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/807506
FILM FORMING APPARATUS Jun 16, 2022 Issued
Array ( [id] => 18097276 [patent_doc_number] => 20220415617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => REMOTE PLASMA APPARATUS FOR GENERATING HIGH-POWER DENSITY MICROWAVE PLASMA [patent_app_type] => utility [patent_app_number] => 17/835718 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17835718 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/835718
REMOTE PLASMA APPARATUS FOR GENERATING HIGH-POWER DENSITY MICROWAVE PLASMA Jun 7, 2022 Pending
Array ( [id] => 18097276 [patent_doc_number] => 20220415617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => REMOTE PLASMA APPARATUS FOR GENERATING HIGH-POWER DENSITY MICROWAVE PLASMA [patent_app_type] => utility [patent_app_number] => 17/835718 [patent_app_country] => US [patent_app_date] => 2022-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17835718 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/835718
REMOTE PLASMA APPARATUS FOR GENERATING HIGH-POWER DENSITY MICROWAVE PLASMA Jun 7, 2022 Pending
Array ( [id] => 18821015 [patent_doc_number] => 20230395356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => PLASMA CHAMBER WITH GAS CROSS-FLOW, MICROWAVE RESONATORS AND A ROTATABLE PEDESTAL FOR MULTIPHASE CYCLIC DEPOSITION [patent_app_type] => utility [patent_app_number] => 17/834278 [patent_app_country] => US [patent_app_date] => 2022-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17834278 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/834278
PLASMA CHAMBER WITH GAS CROSS-FLOW, MICROWAVE RESONATORS AND A ROTATABLE PEDESTAL FOR MULTIPHASE CYCLIC DEPOSITION Jun 6, 2022 Issued
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