
John S. Y. Chu
Examiner (ID: 16993, Phone: (571)272-1329 , Office: P/1722 )
| Most Active Art Unit | 1752 |
| Art Unit(s) | 1795, 1752, 1506, 1722, 1113, 1737 |
| Total Applications | 2694 |
| Issued Applications | 2094 |
| Pending Applications | 160 |
| Abandoned Applications | 459 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18749769
[patent_doc_number] => 11809079
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2023-11-07
[patent_title] => Photosensitive resin composition, polyimide production method, and semiconductor device
[patent_app_type] => utility
[patent_app_number] => 17/744873
[patent_app_country] => US
[patent_app_date] => 2022-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 11833
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 112
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17744873
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/744873 | Photosensitive resin composition, polyimide production method, and semiconductor device | May 15, 2022 | Issued |
Array
(
[id] => 18741321
[patent_doc_number] => 20230350302
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-11-02
[patent_title] => POLYMER CROSSLINK DE-CROSSLINK PROCESSES FOR RESIST PATTERNING
[patent_app_type] => utility
[patent_app_number] => 17/734975
[patent_app_country] => US
[patent_app_date] => 2022-05-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8303
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 101
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17734975
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/734975 | POLYMER CROSSLINK DE-CROSSLINK PROCESSES FOR RESIST PATTERNING | May 1, 2022 | Pending |
Array
(
[id] => 18727483
[patent_doc_number] => 20230341773
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-10-26
[patent_title] => PHOTORESIST COMPOSITION WITH NOVEL SOLVENT
[patent_app_type] => utility
[patent_app_number] => 17/726036
[patent_app_country] => US
[patent_app_date] => 2022-04-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10664
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 26
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17726036
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/726036 | PHOTORESIST COMPOSITION WITH NOVEL SOLVENT | Apr 20, 2022 | Pending |
Array
(
[id] => 17793893
[patent_doc_number] => 20220252985
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-08-11
[patent_title] => COMPOSITION FOR FORMING UNDERLAYER FILM, RESIST PATTERN FORMING METHOD, AND MANUFACTURING METHOD OF ELECTRONIC DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/724956
[patent_app_country] => US
[patent_app_date] => 2022-04-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 22192
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[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] => 17724956
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/724956 | Composition for forming underlayer film, resist pattern forming method, and manufacturing method of electronic device | Apr 19, 2022 | Issued |
Array
(
[id] => 17947455
[patent_doc_number] => 20220334474
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-10-20
[patent_title] => PHOTORESIST COMPOSITION AND METHOD OF FABRICATING SEMICONDUCTOR DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/721852
[patent_app_country] => US
[patent_app_date] => 2022-04-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8665
[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] => 17721852
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/721852 | PHOTORESIST COMPOSITION AND METHOD OF FABRICATING SEMICONDUCTOR DEVICE | Apr 14, 2022 | Pending |
Array
(
[id] => 20647034
[patent_doc_number] => 12601975
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-04-14
[patent_title] => Compositions for reducing resist consumption of extreme ultraviolet metallic type resist
[patent_app_type] => utility
[patent_app_number] => 17/713823
[patent_app_country] => US
[patent_app_date] => 2022-04-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 2309
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 84
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17713823
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/713823 | Compositions for reducing resist consumption of extreme ultraviolet metallic type resist | Apr 4, 2022 | Issued |
Array
(
[id] => 17736332
[patent_doc_number] => 20220221791
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-07-14
[patent_title] => Chain Extenders And Formulations Thereof For Improving Elongation In Photosensitive Polyimide
[patent_app_type] => utility
[patent_app_number] => 17/712933
[patent_app_country] => US
[patent_app_date] => 2022-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6421
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => 0
[patent_words_short_claim] => 28
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712933
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/712933 | Chain extenders and formulations thereof for improving elongation in photosensitive polyimide | Apr 3, 2022 | Issued |
Array
(
[id] => 19434249
[patent_doc_number] => 20240302747
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-12
[patent_title] => NAPHTHALENE UNIT-CONTAINING RESIST UNDERLAYER FILM-FORMING COMPOSITION
[patent_app_type] => utility
[patent_app_number] => 18/281993
[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] => 10843
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[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] => 18281993
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/281993 | NAPHTHALENE UNIT-CONTAINING RESIST UNDERLAYER FILM-FORMING COMPOSITION | Mar 14, 2022 | Pending |
Array
(
[id] => 19450600
[patent_doc_number] => 20240310730
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-19
[patent_title] => RESIST UNDERLAYER FILM-FORMING COMPOSITION CONTAINING ACID CATALYST-SUPPORTING POLYMER
[patent_app_type] => utility
[patent_app_number] => 18/281833
[patent_app_country] => US
[patent_app_date] => 2022-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11521
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[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] => 18281833
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/281833 | RESIST UNDERLAYER FILM-FORMING COMPOSITION CONTAINING ACID CATALYST-SUPPORTING POLYMER | Mar 13, 2022 | Pending |
Array
(
[id] => 17898789
[patent_doc_number] => 20220308451
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-29
[patent_title] => CHEMICALLY AMPLIFIED POSITIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS
[patent_app_type] => utility
[patent_app_number] => 17/691352
[patent_app_country] => US
[patent_app_date] => 2022-03-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16529
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -14
[patent_words_short_claim] => 749
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17691352
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/691352 | CHEMICALLY AMPLIFIED POSITIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS | Mar 9, 2022 | Pending |
Array
(
[id] => 19250602
[patent_doc_number] => 20240201592
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-20
[patent_title] => COMPOSITION FOR FORMING RESIST UNDERLAYER FILM
[patent_app_type] => utility
[patent_app_number] => 18/282594
[patent_app_country] => US
[patent_app_date] => 2022-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9983
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 204
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18282594
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/282594 | COMPOSITION FOR FORMING RESIST UNDERLAYER FILM | Mar 8, 2022 | Pending |
Array
(
[id] => 17851993
[patent_doc_number] => 20220282035
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-09-08
[patent_title] => PHOTO-SENSITIVE COMPOSITION FOR INSULATING FILM FOR TOUCH PANEL OF ORGANIC LIGHT EMITTING DISPLAY DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/652515
[patent_app_country] => US
[patent_app_date] => 2022-02-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12650
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[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] => 17652515
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/652515 | PHOTO-SENSITIVE COMPOSITION FOR INSULATING FILM FOR TOUCH PANEL OF ORGANIC LIGHT EMITTING DISPLAY DEVICE | Feb 24, 2022 | Pending |
Array
(
[id] => 19917316
[patent_doc_number] => 12292683
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-05-06
[patent_title] => Curable composition, cured product, color filter, solid-state imaging element, and image display device
[patent_app_type] => utility
[patent_app_number] => 17/680301
[patent_app_country] => US
[patent_app_date] => 2022-02-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 31357
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 23
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680301
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/680301 | Curable composition, cured product, color filter, solid-state imaging element, and image display device | Feb 24, 2022 | Issued |
Array
(
[id] => 17831868
[patent_doc_number] => 20220269172
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-08-25
[patent_title] => RADIATION-SENSITIVE RESIN COMPOSITION, METHOD OF FORMING RESIST PATTERN, AND POLYMER
[patent_app_type] => utility
[patent_app_number] => 17/673952
[patent_app_country] => US
[patent_app_date] => 2022-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12795
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -2
[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] => 17673952
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/673952 | RADIATION-SENSITIVE RESIN COMPOSITION, METHOD OF FORMING RESIST PATTERN, AND POLYMER | Feb 16, 2022 | Abandoned |
Array
(
[id] => 20242434
[patent_doc_number] => 12422750
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-09-23
[patent_title] => Method of manufacturing cured film, photocurable resin composition, method of manufacturing laminate, and method of manufacturing semiconductor device
[patent_app_type] => utility
[patent_app_number] => 17/672701
[patent_app_country] => US
[patent_app_date] => 2022-02-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 40128
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 262
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17672701
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/672701 | Method of manufacturing cured film, photocurable resin composition, method of manufacturing laminate, and method of manufacturing semiconductor device | Feb 15, 2022 | Issued |
Array
(
[id] => 19885399
[patent_doc_number] => 12271112
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-04-08
[patent_title] => Negative resist composition and pattern forming process
[patent_app_type] => utility
[patent_app_number] => 17/592711
[patent_app_country] => US
[patent_app_date] => 2022-02-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8277
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 265
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592711
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/592711 | Negative resist composition and pattern forming process | Feb 3, 2022 | Issued |
Array
(
[id] => 19434241
[patent_doc_number] => 20240302739
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-09-12
[patent_title] => QUANTUM EFFICIENT PHOTORESISTS AND METHODS THEREOF
[patent_app_type] => utility
[patent_app_number] => 18/264391
[patent_app_country] => US
[patent_app_date] => 2022-02-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 28649
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[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] => 18264391
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/264391 | QUANTUM EFFICIENT PHOTORESISTS AND METHODS THEREOF | Feb 1, 2022 | Pending |
Array
(
[id] => 18531435
[patent_doc_number] => 20230236507
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-27
[patent_title] => METHOD OF MANUFACTURING SEMICONDUCTOR STRUCTURE AND PHOTORESIST COMPOSITION
[patent_app_type] => utility
[patent_app_number] => 17/585033
[patent_app_country] => US
[patent_app_date] => 2022-01-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5974
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 44
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585033
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/585033 | METHOD OF MANUFACTURING SEMICONDUCTOR STRUCTURE AND PHOTORESIST COMPOSITION | Jan 25, 2022 | Pending |
Array
(
[id] => 19035977
[patent_doc_number] => 20240085792
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-14
[patent_title] => FILM-FORMING COMPOSITION HAVING A MULTIPLE BOND
[patent_app_type] => utility
[patent_app_number] => 18/270375
[patent_app_country] => US
[patent_app_date] => 2022-01-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 9758
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 69
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18270375
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/270375 | Film-forming composition having a multiple bond | Jan 25, 2022 | Issued |
Array
(
[id] => 19963064
[patent_doc_number] => 12332563
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-06-17
[patent_title] => Pattern-forming method and composition
[patent_app_type] => utility
[patent_app_number] => 17/583270
[patent_app_country] => US
[patent_app_date] => 2022-01-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 10558
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 425
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17583270
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/583270 | Pattern-forming method and composition | Jan 24, 2022 | Issued |