Search

John S. Y. Chu

Examiner (ID: 18244, Phone: (571)272-1329 , Office: P/1722 )

Most Active Art Unit
1752
Art Unit(s)
1506, 1795, 1752, 1113, 1722, 1737
Total Applications
2666
Issued Applications
2087
Pending Applications
160
Abandoned Applications
454

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16720063 [patent_doc_number] => 20210087210 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => ORGANOMETALLIC CLUSTER PHOTORESISTS FOR EUV LITHOGRAPHY [patent_app_type] => utility [patent_app_number] => 16/583182 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16583182 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/583182
Organometallic cluster photoresists for EUV lithography Sep 24, 2019 Issued
Array ( [id] => 15366585 [patent_doc_number] => 20200019057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, CURED FILM, LAMINATE, METHOD FOR PRODUCING CURED FILM, AND SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 16/580262 [patent_app_country] => US [patent_app_date] => 2019-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18144 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16580262 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/580262
Photosensitive resin composition, cured film, laminate, method for producing cured film, and semiconductor device Sep 23, 2019 Issued
Array ( [id] => 17185281 [patent_doc_number] => 20210332166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, RESIN SHEET, CURED FILM, ORGANIC EL DISPLAY DEVICE, SEMICONDUCTOR ELECTRONIC COMPONENT, SEMICONDUCTOR DEVICE, AND METHOD FOR PRODUCING ORGANIC EL DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/273401 [patent_app_country] => US [patent_app_date] => 2019-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18746 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273401 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273401
Photosensitive resin composition, resin sheet, cured film, organic EL display device, semiconductor electronic component, semiconductor device, and method for producing organic EL display device Sep 3, 2019 Issued
Array ( [id] => 19152423 [patent_doc_number] => 11977333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Semiconductor devices and methods of manufacturing [patent_app_type] => utility [patent_app_number] => 16/527525 [patent_app_country] => US [patent_app_date] => 2019-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 14452 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16527525 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/527525
Semiconductor devices and methods of manufacturing Jul 30, 2019 Issued
Array ( [id] => 16926692 [patent_doc_number] => 11048168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Permanent dielectric compositions containing photoacid generator and base [patent_app_type] => utility [patent_app_number] => 16/517911 [patent_app_country] => US [patent_app_date] => 2019-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 14144 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16517911 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/517911
Permanent dielectric compositions containing photoacid generator and base Jul 21, 2019 Issued
Array ( [id] => 18644369 [patent_doc_number] => 11768434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-26 [patent_title] => Polymer having a structure of polyamide, polyamide-imide, or polyimide, photosensitive resin composition, patterning process, photosensitive dry film, and protective film for electric and electronic parts [patent_app_type] => utility [patent_app_number] => 16/512589 [patent_app_country] => US [patent_app_date] => 2019-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22192 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16512589 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/512589
Polymer having a structure of polyamide, polyamide-imide, or polyimide, photosensitive resin composition, patterning process, photosensitive dry film, and protective film for electric and electronic parts Jul 15, 2019 Issued
Array ( [id] => 16576981 [patent_doc_number] => 20210011382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => DRY FILM FORMULATION [patent_app_type] => utility [patent_app_number] => 16/505829 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16505829 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/505829
Dry film formulation Jul 8, 2019 Issued
Array ( [id] => 15026729 [patent_doc_number] => 20190324369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => RUGGEDIZED SOLDER MASK MATERIAL [patent_app_type] => utility [patent_app_number] => 16/458930 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3255 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16458930 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458930
Ruggedized solder mask material Jun 30, 2019 Issued
Array ( [id] => 17023821 [patent_doc_number] => 20210247692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => LIGNIN BASED LASER LITHOGRAPHY PROCESS FOR FABRICATING 3D GRAPHENE ELECTRODE AND METHOD [patent_app_type] => utility [patent_app_number] => 17/259326 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6282 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17259326 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/259326
Lignin based laser lithography process for fabricating 3D graphene electrode and method Jun 30, 2019 Issued
Array ( [id] => 17083761 [patent_doc_number] => 20210278767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => FILM FORMING MATERIAL FOR LITHOGRAPHY, COMPOSITION FOR FILM FORMATION FOR LITHOGRAPHY, UNDERLAYER FILM FOR LITHOGRAPHY, AND METHOD FOR FORMING PATTERN [patent_app_type] => utility [patent_app_number] => 17/255745 [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] => 23294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17255745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/255745
FILM FORMING MATERIAL FOR LITHOGRAPHY, COMPOSITION FOR FILM FORMATION FOR LITHOGRAPHY, UNDERLAYER FILM FOR LITHOGRAPHY, AND METHOD FOR FORMING PATTERN Jun 23, 2019 Abandoned
Array ( [id] => 15327625 [patent_doc_number] => 20200004142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 16/446993 [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] => 36865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16446993 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/446993
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN Jun 19, 2019 Abandoned
Array ( [id] => 15327625 [patent_doc_number] => 20200004142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 16/446993 [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] => 36865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16446993 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/446993
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN Jun 19, 2019 Abandoned
Array ( [id] => 15296703 [patent_doc_number] => 20190391487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => SALT, ACID GENERATOR, RESIST COMPOSITION AND METHOD FOR PRODUCING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 16/444325 [patent_app_country] => US [patent_app_date] => 2019-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16444325 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/444325
Salt, acid generator, resist composition and method for producing resist pattern Jun 17, 2019 Issued
Array ( [id] => 17053980 [patent_doc_number] => 20210263414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => A PHOTORESIST COMPOSITION, A METHOD FOR MANUFACTURING A PHOTORESIST COATING, ETCHED PHOTORESIST COATING, AND ETCHED SI CONTAINING LAYER(S), AND MANUFACTURING A DEVICE USING THEREOF [patent_app_type] => utility [patent_app_number] => 17/255286 [patent_app_country] => US [patent_app_date] => 2019-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9477 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17255286 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/255286
A PHOTORESIST COMPOSITION, A METHOD FOR MANUFACTURING A PHOTORESIST COATING, ETCHED PHOTORESIST COATING, AND ETCHED SI CONTAINING LAYER(S), AND MANUFACTURING A DEVICE USING THEREOF Jun 16, 2019 Pending
Array ( [id] => 17876953 [patent_doc_number] => 11448963 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-20 [patent_title] => Resist composition and method of forming resist pattern [patent_app_type] => utility [patent_app_number] => 16/441652 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38695 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 663 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16441652 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/441652
Resist composition and method of forming resist pattern Jun 13, 2019 Issued
Array ( [id] => 18493173 [patent_doc_number] => 11698587 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-11 [patent_title] => Resist underlayer composition, and method of forming patterns using the composition [patent_app_type] => utility [patent_app_number] => 16/436140 [patent_app_country] => US [patent_app_date] => 2019-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6038 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16436140 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/436140
Resist underlayer composition, and method of forming patterns using the composition Jun 9, 2019 Issued
Array ( [id] => 17016588 [patent_doc_number] => 11086223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Hardmask composition and method of forming pattern using the hardmask composition [patent_app_type] => utility [patent_app_number] => 16/426046 [patent_app_country] => US [patent_app_date] => 2019-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 10874 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16426046 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/426046
Hardmask composition and method of forming pattern using the hardmask composition May 29, 2019 Issued
Array ( [id] => 18637694 [patent_doc_number] => 11762291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Transfer film, electrode protective film, laminate, capacitive input device, and manufacturing method of touch panel [patent_app_type] => utility [patent_app_number] => 16/426234 [patent_app_country] => US [patent_app_date] => 2019-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 21184 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16426234 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/426234
Transfer film, electrode protective film, laminate, capacitive input device, and manufacturing method of touch panel May 29, 2019 Issued
Array ( [id] => 17237946 [patent_doc_number] => 11181822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Resist composition and method of forming resist pattern [patent_app_type] => utility [patent_app_number] => 16/420947 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 54052 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16420947 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/420947
Resist composition and method of forming resist pattern May 22, 2019 Issued
Array ( [id] => 17237946 [patent_doc_number] => 11181822 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Resist composition and method of forming resist pattern [patent_app_type] => utility [patent_app_number] => 16/420947 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 54052 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16420947 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/420947
Resist composition and method of forming resist pattern May 22, 2019 Issued
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