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] => 17157565 [patent_doc_number] => 20210318616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/344967 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29940 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17344967 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/344967
Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, and method for manufacturing electronic device Jun 10, 2021 Issued
Array ( [id] => 18059759 [patent_doc_number] => 20220390845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => ALTERNATING COPOLYMER CHAIN SCISSION PHOTORESISTS [patent_app_type] => utility [patent_app_number] => 17/340300 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5011 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17340300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/340300
Alternating copolymer chain scission photoresists Jun 6, 2021 Issued
Array ( [id] => 18512861 [patent_doc_number] => 20230229081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => A PHOTOCURABLE COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/010821 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18010821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010821
A PHOTOCURABLE COMPOSITION Jun 2, 2021 Pending
Array ( [id] => 19413115 [patent_doc_number] => 12078929 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Photosensitive resin composition, pattern forming method, cured film, laminate, and device [patent_app_type] => utility [patent_app_number] => 17/336335 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29666 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17336335 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/336335
Photosensitive resin composition, pattern forming method, cured film, laminate, and device Jun 1, 2021 Issued
Array ( [id] => 20242431 [patent_doc_number] => 12422747 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Negative photosensitive resin composition, pattern formation method, and laminated film [patent_app_type] => utility [patent_app_number] => 18/003623 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14458 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18003623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003623
Negative photosensitive resin composition, pattern formation method, and laminated film Jun 1, 2021 Issued
Array ( [id] => 19368248 [patent_doc_number] => 12060317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Onium salt, chemically amplified negative resist composition, and pattern forming process [patent_app_type] => utility [patent_app_number] => 17/331869 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 12029 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17331869 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/331869
Onium salt, chemically amplified negative resist composition, and pattern forming process May 26, 2021 Issued
Array ( [id] => 17316482 [patent_doc_number] => 20210405531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 17/303253 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17303253 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/303253
Resist composition and method of forming resist pattern May 24, 2021 Issued
Array ( [id] => 20242436 [patent_doc_number] => 12422752 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, and method for manufacturing electronic device [patent_app_type] => utility [patent_app_number] => 17/321803 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39119 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17321803 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/321803
Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, and method for manufacturing electronic device May 16, 2021 Issued
Array ( [id] => 17067404 [patent_doc_number] => 20210269619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => COMPOSITION AND FILM FORMING METHOD [patent_app_type] => utility [patent_app_number] => 17/320325 [patent_app_country] => US [patent_app_date] => 2021-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320325 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320325
Composition and film forming method May 13, 2021 Issued
Array ( [id] => 18422014 [patent_doc_number] => 20230176478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION FOR FLEXOGRAPHIC PRINTING [patent_app_type] => utility [patent_app_number] => 17/923873 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17923873 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/923873
Photosensitive resin composition for flexographic printing May 11, 2021 Issued
Array ( [id] => 17068946 [patent_doc_number] => 20210271162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/314321 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17314321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/314321
ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE May 6, 2021 Abandoned
Array ( [id] => 18872738 [patent_doc_number] => 11860540 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Positive resist composition and patterning process [patent_app_type] => utility [patent_app_number] => 17/308334 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14079 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 347 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17308334 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/308334
Positive resist composition and patterning process May 4, 2021 Issued
Array ( [id] => 17230304 [patent_doc_number] => 20210356861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => SEMICONDUCTOR PHOTORESIST COMPOSITION AND METHOD OF FORMING PATTERNS USING THE COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/306820 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17306820 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/306820
Semiconductor photoresist composition and method of forming patterns using the composition May 2, 2021 Issued
Array ( [id] => 16993627 [patent_doc_number] => 20210232047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-29 [patent_title] => PATTERN FORMATION METHODS AND PHOTORESIST PATTERN OVERCOAT COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/227511 [patent_app_country] => US [patent_app_date] => 2021-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17227511 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/227511
Pattern formation methods and photoresist pattern overcoat compositions Apr 11, 2021 Issued
Array ( [id] => 17201742 [patent_doc_number] => 20210341837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => RESIN, PHOTORESIST COMPOSITION, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 17/220705 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220705 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220705
Resin, photoresist composition, and method of manufacturing semiconductor device Mar 31, 2021 Issued
Array ( [id] => 16964513 [patent_doc_number] => 20210216012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/212546 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17212546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/212546
Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, and method for manufacturing electronic device Mar 24, 2021 Issued
Array ( [id] => 17098468 [patent_doc_number] => 20210286259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => PHOTOSENSITIVE COMPOSITIONS, PREPARATION METHODS THEREOF, AND QUANTUM DOT POLYMER COMPOSITE PREPARED THEREFROM [patent_app_type] => utility [patent_app_number] => 17/207501 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17207501 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/207501
Photosensitive compositions, preparation methods thereof, and quantum dot polymer composite prepared therefrom Mar 18, 2021 Issued
Array ( [id] => 16932517 [patent_doc_number] => 20210198406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => TRANSFER FILM, MANUFACTURING METHOD OF CURED FILM, MANUFACTURING METHOD OF LAMINATE, AND MANUFACTURING METHOD OF TOUCH PANEL [patent_app_type] => utility [patent_app_number] => 17/205128 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205128 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205128
TRANSFER FILM, MANUFACTURING METHOD OF CURED FILM, MANUFACTURING METHOD OF LAMINATE, AND MANUFACTURING METHOD OF TOUCH PANEL Mar 17, 2021 Abandoned
Array ( [id] => 18363673 [patent_doc_number] => 20230145264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, AND METHOD FOR PRODUCING WIRING BOARD [patent_app_type] => utility [patent_app_number] => 17/913016 [patent_app_country] => US [patent_app_date] => 2021-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17913016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913016
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, AND METHOD FOR PRODUCING WIRING BOARD Mar 15, 2021 Pending
Array ( [id] => 18363673 [patent_doc_number] => 20230145264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, AND METHOD FOR PRODUCING WIRING BOARD [patent_app_type] => utility [patent_app_number] => 17/913016 [patent_app_country] => US [patent_app_date] => 2021-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17913016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913016
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, AND METHOD FOR PRODUCING WIRING BOARD Mar 15, 2021 Pending
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