Search

Keath T. Chen

Examiner (ID: 13736, Phone: (571)270-1870 , Office: P/1716 )

Most Active Art Unit
1716
Art Unit(s)
1712, 1716, 1762, 1792
Total Applications
1402
Issued Applications
436
Pending Applications
126
Abandoned Applications
854

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19054692 [patent_doc_number] => 20240096661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => GAS BOX ASSEMBLY FOR HIGH PRESSURE PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/467838 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18467838 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/467838
GAS BOX ASSEMBLY FOR HIGH PRESSURE PROCESSING APPARATUS Sep 14, 2023 Pending
Array ( [id] => 19067739 [patent_doc_number] => 20240102165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => GAS SUPPLIER PROCESSING APPARATUS, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/465537 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18465537 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465537
GAS SUPPLIER PROCESSING APPARATUS, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Sep 11, 2023 Pending
Array ( [id] => 19038129 [patent_doc_number] => 20240087944 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => SYSTEM AND APPARATUS FOR A LIFT PIN [patent_app_type] => utility [patent_app_number] => 18/243173 [patent_app_country] => US [patent_app_date] => 2023-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18243173 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/243173
SYSTEM AND APPARATUS FOR A LIFT PIN Sep 6, 2023 Pending
Array ( [id] => 19038038 [patent_doc_number] => 20240087853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => PLASMA PROCESSING APPARATUS, PLASMA PROCESSING METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/456614 [patent_app_country] => US [patent_app_date] => 2023-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18456614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/456614
PLASMA PROCESSING APPARATUS, PLASMA PROCESSING METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD Aug 27, 2023 Pending
Array ( [id] => 19007659 [patent_doc_number] => 20240071730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => PLASMA PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/453350 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453350
PLASMA PROCESSING APPARATUS Aug 21, 2023 Pending
Array ( [id] => 19127666 [patent_doc_number] => 20240133019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => MASK ASSEMBLY AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/449822 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16319 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449822
MASK ASSEMBLY AND MANUFACTURING METHOD THEREOF Aug 14, 2023 Pending
Array ( [id] => 19127666 [patent_doc_number] => 20240133019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => MASK ASSEMBLY AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/449822 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16319 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449822 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449822
MASK ASSEMBLY AND MANUFACTURING METHOD THEREOF Aug 13, 2023 Pending
Array ( [id] => 19142638 [patent_doc_number] => 20240141489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => DEPOSITION SOURCE AND DEPOSITION APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/366820 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18366820 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366820
DEPOSITION SOURCE AND DEPOSITION APPARATUS INCLUDING THE SAME Aug 7, 2023 Pending
Array ( [id] => 19572296 [patent_doc_number] => 20240376588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => EVAPORATION MASK, EVAPORATION DEVICE, AND EVAPORATION METHOD [patent_app_type] => utility [patent_app_number] => 18/696355 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18696355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/696355
EVAPORATION MASK, EVAPORATION DEVICE, AND EVAPORATION METHOD Jul 27, 2023 Pending
Array ( [id] => 18927011 [patent_doc_number] => 20240030015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => PLASMA PROCESSING APPARATUS AND PLASMA STATE ESTIMATION METHOD [patent_app_type] => utility [patent_app_number] => 18/353747 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18353747 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/353747
PLASMA PROCESSING APPARATUS AND PLASMA STATE ESTIMATION METHOD Jul 16, 2023 Pending
Array ( [id] => 18821019 [patent_doc_number] => 20230395360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => PLASMA PROCESSING APPARATUS, PLASMA PROCESSING METHOD, PRESSURE VALVE CONTROL DEVICE, PRESSURE VALVE CONTROL METHOD, AND PRESSURE REGULATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/205426 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205426 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205426
PLASMA PROCESSING APPARATUS, PLASMA PROCESSING METHOD, PRESSURE VALVE CONTROL DEVICE, PRESSURE VALVE CONTROL METHOD, AND PRESSURE REGULATION SYSTEM Jun 1, 2023 Pending
Array ( [id] => 18675740 [patent_doc_number] => 20230313363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => THERMAL EVAPORATION SOURCES FOR WIDE-AREA DEPOSITION [patent_app_type] => utility [patent_app_number] => 18/202081 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18202081 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202081
Thermal evaporation sources for wide-area deposition May 24, 2023 Issued
Array ( [id] => 20665139 [patent_doc_number] => 12606901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Deposition apparatus [patent_app_type] => utility [patent_app_number] => 18/323346 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 9445 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18323346 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/323346
Deposition apparatus May 23, 2023 Issued
Array ( [id] => 19589593 [patent_doc_number] => 20240387150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => PLASMA ETCHING SYSTEM HAVING FOCUS RING WITH PROLONGED LIFETIME [patent_app_type] => utility [patent_app_number] => 18/320219 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7868 [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] => 18320219 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320219
PLASMA ETCHING SYSTEM HAVING FOCUS RING WITH PROLONGED LIFETIME May 18, 2023 Pending
Array ( [id] => 18787248 [patent_doc_number] => 20230375506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => SENSOR FOR MEASUREMENT OF RADICALS [patent_app_type] => utility [patent_app_number] => 18/198123 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198123 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198123
SENSOR FOR MEASUREMENT OF RADICALS May 15, 2023 Pending
Array ( [id] => 20665138 [patent_doc_number] => 12606900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Deposition apparatus and deposition method using deposition apparatus [patent_app_type] => utility [patent_app_number] => 18/314231 [patent_app_country] => US [patent_app_date] => 2023-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7443 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314231 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314231
Deposition apparatus and deposition method using deposition apparatus May 8, 2023 Issued
Array ( [id] => 19556960 [patent_doc_number] => 20240368752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => DYNAMIC SEAL SYSTEM FOR A VACUUM PROCESSING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/141921 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141921 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141921
DYNAMIC SEAL SYSTEM FOR A VACUUM PROCESSING SYSTEM Apr 30, 2023 Abandoned
Array ( [id] => 18923513 [patent_doc_number] => 20240026517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => MASK-SUPPORT ASSEMBLY AND PRODUCING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/135937 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18135937 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/135937
MASK-SUPPORT ASSEMBLY AND PRODUCING METHOD THEREOF Apr 17, 2023 Pending
Array ( [id] => 18540749 [patent_doc_number] => 20230245860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => DIFFUSING PLATE, ETCHING EQUIPMENT AND HOLE CONFIGURING METHOD FOR DIFFUSING PLATE [patent_app_type] => utility [patent_app_number] => 18/299079 [patent_app_country] => US [patent_app_date] => 2023-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18299079 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299079
DIFFUSING PLATE, ETCHING EQUIPMENT AND HOLE CONFIGURING METHOD FOR DIFFUSING PLATE Apr 11, 2023 Pending
Array ( [id] => 18923514 [patent_doc_number] => 20240026518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => APPARATUS AND METHOD FOR MANUFACTURING DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/296490 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18296490 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/296490
APPARATUS AND METHOD FOR MANUFACTURING DISPLAY DEVICE Apr 5, 2023 Pending
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