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] => 17185585 [patent_doc_number] => 20210332470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => MASK FRAME ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/621964 [patent_app_country] => US [patent_app_date] => 2019-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16621964 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/621964
Mask frame assembly Aug 7, 2019 Issued
Array ( [id] => 15154305 [patent_doc_number] => 20190355630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-21 [patent_title] => SUBSTRATE PROCESSING APPARATUS, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND THERMOCOUPLE SUPPORT [patent_app_type] => utility [patent_app_number] => 16/531540 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14501 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16531540 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/531540
Substrate processing apparatus, method of manufacturing semiconductor device, and thermocouple support Aug 4, 2019 Issued
Array ( [id] => 15497151 [patent_doc_number] => 20200048764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => Film Forming Apparatus and Film Forming Method [patent_app_type] => utility [patent_app_number] => 16/530259 [patent_app_country] => US [patent_app_date] => 2019-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9789 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16530259 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/530259
Film Forming Apparatus and Film Forming Method Aug 1, 2019 Abandoned
Array ( [id] => 15461761 [patent_doc_number] => 20200043705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => DEVICES AND METHODS FOR CONTROLLING WAFER UNIFORMITY IN PLASMA-BASED PROCESS [patent_app_type] => utility [patent_app_number] => 16/525330 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16525330 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525330
Devices and methods for controlling wafer uniformity in plasma-based process Jul 28, 2019 Issued
Array ( [id] => 17795584 [patent_doc_number] => 20220254676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => PROCESS CHAMBER OF EPITAXIAL GROWTH APPARATUS [patent_app_type] => utility [patent_app_number] => 17/629649 [patent_app_country] => US [patent_app_date] => 2019-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17629649 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/629649
PROCESS CHAMBER OF EPITAXIAL GROWTH APPARATUS Jul 24, 2019 Abandoned
Array ( [id] => 16808402 [patent_doc_number] => 20210130955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => FILM FORMING APPARATUS AND FILM FORMING METHOD [patent_app_type] => utility [patent_app_number] => 16/976556 [patent_app_country] => US [patent_app_date] => 2019-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16976556 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/976556
FILM FORMING APPARATUS AND FILM FORMING METHOD Jul 22, 2019 Abandoned
Array ( [id] => 16981444 [patent_doc_number] => 20210225681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => VACUUM PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 16/645611 [patent_app_country] => US [patent_app_date] => 2019-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16645611 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/645611
VACUUM PROCESSING APPARATUS Jul 22, 2019 Abandoned
Array ( [id] => 15092953 [patent_doc_number] => 20190341288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => LOWER ELECTRODE WAFER CHUCK OF AN ETCHING MACHINE [patent_app_type] => utility [patent_app_number] => 16/515199 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2398 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16515199 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/515199
LOWER ELECTRODE WAFER CHUCK OF AN ETCHING MACHINE Jul 17, 2019 Abandoned
Array ( [id] => 15364377 [patent_doc_number] => 20200017953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => Coating arrangement and method [patent_app_type] => utility [patent_app_number] => 16/509512 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11965 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16509512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/509512
Coating arrangement and method Jul 11, 2019 Issued
Array ( [id] => 16000719 [patent_doc_number] => 20200176230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => PLASMA PROCESSING APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/454105 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9455 [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] => 16454105 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/454105
PLASMA PROCESSING APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME Jun 26, 2019 Abandoned
Array ( [id] => 18384763 [patent_doc_number] => 11655535 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Device for pulsed laser deposition and a substrate with a substrate surface for reduction of particles on the substrate [patent_app_type] => utility [patent_app_number] => 16/451282 [patent_app_country] => US [patent_app_date] => 2019-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 17 [patent_no_of_words] => 2884 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16451282 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/451282
Device for pulsed laser deposition and a substrate with a substrate surface for reduction of particles on the substrate Jun 24, 2019 Issued
Array ( [id] => 16080497 [patent_doc_number] => 20200194235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => APPARATUS FOR MANUFACTURING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 16/450059 [patent_app_country] => US [patent_app_date] => 2019-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7451 [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] => 16450059 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/450059
APPARATUS FOR MANUFACTURING SEMICONDUCTOR DEVICE Jun 23, 2019 Abandoned
Array ( [id] => 15351389 [patent_doc_number] => 20200013586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => SEMICONDUCTOR PROCESSING APPARATUS FOR HIGH RF POWER PROCESS [patent_app_type] => utility [patent_app_number] => 16/447083 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5166 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447083 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447083
SEMICONDUCTOR PROCESSING APPARATUS FOR HIGH RF POWER PROCESS Jun 19, 2019 Abandoned
Array ( [id] => 15275043 [patent_doc_number] => 20190386256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => Sequential material sources for thermally challenged OLED materials [patent_app_type] => utility [patent_app_number] => 16/429745 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8817 [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] => 16429745 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/429745
Sequential material sources for thermally challenged OLED materials Jun 2, 2019 Abandoned
Array ( [id] => 16992318 [patent_doc_number] => 20210230738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => VAPOUR DEPOSITION EVAPORATOR DEVICE [patent_app_type] => utility [patent_app_number] => 15/734857 [patent_app_country] => US [patent_app_date] => 2019-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 15734857 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/734857
Vapour deposition evaporator device May 30, 2019 Issued
Array ( [id] => 16992317 [patent_doc_number] => 20210230737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => VAPOUR DEPOSITION EVAPORATOR DEVICE [patent_app_type] => utility [patent_app_number] => 15/734856 [patent_app_country] => US [patent_app_date] => 2019-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3219 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15734856 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/734856
VAPOUR DEPOSITION EVAPORATOR DEVICE May 30, 2019 Abandoned
Array ( [id] => 18187833 [patent_doc_number] => 11578405 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Apparatus for monitoring carbon nanotube growth [patent_app_type] => utility [patent_app_number] => 16/391965 [patent_app_country] => US [patent_app_date] => 2019-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 34 [patent_no_of_words] => 8783 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 462 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16391965 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/391965
Apparatus for monitoring carbon nanotube growth Apr 22, 2019 Issued
Array ( [id] => 16948573 [patent_doc_number] => 20210207264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => VACUUM-COATING SYSTEM AND METHOD FOR COATING A BAND-TYPE MATERIAL [patent_app_type] => utility [patent_app_number] => 17/058841 [patent_app_country] => US [patent_app_date] => 2019-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4960 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17058841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/058841
VACUUM-COATING SYSTEM AND METHOD FOR COATING A BAND-TYPE MATERIAL Apr 17, 2019 Pending
Array ( [id] => 15332659 [patent_doc_number] => 20200006659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => DEPOSITION APPARATUS AND METHOD OF ALIGNING MAGNET PLATE OF DEPOSITION APPARATUS [patent_app_type] => utility [patent_app_number] => 16/380946 [patent_app_country] => US [patent_app_date] => 2019-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16380946 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/380946
DEPOSITION APPARATUS AND METHOD OF ALIGNING MAGNET PLATE OF DEPOSITION APPARATUS Apr 9, 2019 Abandoned
Array ( [id] => 14676387 [patent_doc_number] => 20190237308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => NON-CONTACT PHYSICAL ETCHING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/375290 [patent_app_country] => US [patent_app_date] => 2019-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16375290 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/375290
NON-CONTACT PHYSICAL ETCHING SYSTEM Apr 3, 2019 Abandoned
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