Search

Keath T. Chen

Examiner (ID: 4474, Phone: (571)270-1870 , Office: P/1716 )

Most Active Art Unit
1716
Art Unit(s)
1716, 1792, 1712, 1762
Total Applications
1368
Issued Applications
431
Pending Applications
130
Abandoned Applications
844

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 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] => 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
Array ( [id] => 19676273 [patent_doc_number] => 12188125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Showerhead and substrate processing apparatus [patent_app_type] => utility [patent_app_number] => 17/805062 [patent_app_country] => US [patent_app_date] => 2022-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6823 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17805062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/805062
Showerhead and substrate processing apparatus Jun 1, 2022 Issued
Array ( [id] => 18125686 [patent_doc_number] => 20230011303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => CLOSE COUPLE DIFFUSER FOR PHYSICAL VAPOR DEPOSITION WEB COATING [patent_app_type] => utility [patent_app_number] => 17/825136 [patent_app_country] => US [patent_app_date] => 2022-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10544 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17825136 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/825136
CLOSE COUPLE DIFFUSER FOR PHYSICAL VAPOR DEPOSITION WEB COATING May 25, 2022 Pending
Array ( [id] => 17838192 [patent_doc_number] => 20220275497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => METHOD OF FABRICATING ANISOTROPIC OPTICAL INTERFERENCE FILTER [patent_app_type] => utility [patent_app_number] => 17/745395 [patent_app_country] => US [patent_app_date] => 2022-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3770 [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] => 17745395 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/745395
Method of fabricating anisotropic optical interference filter May 15, 2022 Issued
Array ( [id] => 18021113 [patent_doc_number] => 20220372612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => CONSISTENT KNOWN VOLUME LIQUID METAL OR METAL ALLOY TRANSFER FROM ATMOSPHERIC TO VACUUM CHAMBER [patent_app_type] => utility [patent_app_number] => 17/663549 [patent_app_country] => US [patent_app_date] => 2022-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17663549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/663549
CONSISTENT KNOWN VOLUME LIQUID METAL OR METAL ALLOY TRANSFER FROM ATMOSPHERIC TO VACUUM CHAMBER May 15, 2022 Pending
Array ( [id] => 19318778 [patent_doc_number] => 20240240321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/559485 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18559485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/559485
SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Apr 27, 2022 Pending
Array ( [id] => 18170093 [patent_doc_number] => 20230036704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => ARC ION COATING DEVICE AND COATING METHOD [patent_app_type] => utility [patent_app_number] => 17/720482 [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] => 6463 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17720482 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720482
ARC ION COATING DEVICE AND COATING METHOD Apr 13, 2022 Pending
Array ( [id] => 18675755 [patent_doc_number] => 20230313378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => METHODS OF PREVENTING METAL CONTAMINATION BY CERAMIC HEATER [patent_app_type] => utility [patent_app_number] => 17/709931 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7424 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709931
METHODS OF PREVENTING METAL CONTAMINATION BY CERAMIC HEATER Mar 30, 2022 Pending
Array ( [id] => 17946214 [patent_doc_number] => 20220333231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => EVAPORATION SOURCE COOLING MECHANISM [patent_app_type] => utility [patent_app_number] => 17/706181 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7931 [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] => 17706181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/706181
EVAPORATION SOURCE COOLING MECHANISM Mar 27, 2022 Pending
Array ( [id] => 19972410 [patent_doc_number] => 12341030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Support unit and substrate treating apparatus [patent_app_type] => utility [patent_app_number] => 17/704218 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 1194 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704218 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704218
Support unit and substrate treating apparatus Mar 24, 2022 Issued
Array ( [id] => 18661215 [patent_doc_number] => 20230307228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => PIXELATED SHOWERHEAD FOR RF SENSITIVE PROCESSES [patent_app_type] => utility [patent_app_number] => 17/703537 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10520 [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] => 17703537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703537
PIXELATED SHOWERHEAD FOR RF SENSITIVE PROCESSES Mar 23, 2022 Abandoned
Array ( [id] => 17960438 [patent_doc_number] => 20220341018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => SEMICONDUCTOR MANUFACTURING APPARATUS MEMBER AND SEMICONDUCTOR MANUFACTURING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/701831 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18575 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17701831 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701831
SEMICONDUCTOR MANUFACTURING APPARATUS MEMBER AND SEMICONDUCTOR MANUFACTURING APPARATUS Mar 22, 2022 Pending
Array ( [id] => 17883145 [patent_doc_number] => 20220298622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => Electron-Beam Deposition of Striated Composite Layers for High-Fluence Laser Coatings [patent_app_type] => utility [patent_app_number] => 17/695476 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5908 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [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] => 17695476 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695476
Electron-Beam Deposition of Striated Composite Layers for High-Fluence Laser Coatings Mar 14, 2022 Abandoned
Array ( [id] => 18631711 [patent_doc_number] => 20230290616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => SEMICONDUCTOR CHAMBER COMPONENTS WITH MULTI-LAYER COATING [patent_app_type] => utility [patent_app_number] => 17/693037 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17693037 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/693037
SEMICONDUCTOR CHAMBER COMPONENTS WITH MULTI-LAYER COATING Mar 10, 2022 Pending
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