Search

John S. Y. Chu

Examiner (ID: 19076, Phone: (571)272-1329 , Office: P/1722 )

Most Active Art Unit
1752
Art Unit(s)
1722, 1113, 1795, 1737, 1506, 1752
Total Applications
2705
Issued Applications
2097
Pending Applications
158
Abandoned Applications
462

Applications

Application numberTitle of the applicationFiling DateStatus
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] => 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] => 19067339 [patent_doc_number] => 20240101765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => PHOTOSENSITIVE COMPOSITION COMPRISING ORGANIC METAL COMPOUND AND POLYSILOXANE COPOLYMER, AND PREPARATION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/274934 [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] => 10137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18274934 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/274934
PHOTOSENSITIVE COMPOSITION COMPRISING ORGANIC METAL COMPOUND AND POLYSILOXANE COPOLYMER, AND PREPARATION METHOD THEREFOR Feb 16, 2022 Pending
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] => 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] => 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] => 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
Array ( [id] => 19174131 [patent_doc_number] => 20240160105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIN FILM, PHOTOSENSITIVE DRY FILM, AND PATTERN FORMATION METHOD [patent_app_type] => utility [patent_app_number] => 18/271908 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271908 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271908
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIN FILM, PHOTOSENSITIVE DRY FILM, AND PATTERN FORMATION METHOD Jan 4, 2022 Pending
Array ( [id] => 17793884 [patent_doc_number] => 20220252976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => PHOTORESIST COMPOSITIONS AND METHODS OF MANUFACTURING INTEGRATED CIRCUIT DEVICE USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/567956 [patent_app_country] => US [patent_app_date] => 2022-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6367 [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] => 17567956 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/567956
PHOTORESIST COMPOSITIONS AND METHODS OF MANUFACTURING INTEGRATED CIRCUIT DEVICE USING THE SAME Jan 3, 2022 Pending
Array ( [id] => 20702718 [patent_doc_number] => 12625427 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Naphthalimide sulfonate derivative, and photoacid generator and photoresist composition each comprising same [patent_app_type] => utility [patent_app_number] => 18/269780 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2444 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18269780 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/269780
Naphthalimide sulfonate derivative, and photoacid generator and photoresist composition each comprising same Dec 27, 2021 Issued
Array ( [id] => 18941329 [patent_doc_number] => 20240036468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 18/256899 [patent_app_country] => US [patent_app_date] => 2021-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33827 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18256899 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/256899
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN Dec 23, 2021 Pending
Array ( [id] => 19021630 [patent_doc_number] => 20240077801 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => ZINC-BASED METAL ORGANIC NANOPARTICLE, PREPARATION METHOD THEREFOR, AND PHOTORESIST [patent_app_type] => utility [patent_app_number] => 18/259262 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8503 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18259262 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259262
ZINC-BASED METAL ORGANIC NANOPARTICLE, PREPARATION METHOD THEREFOR, AND PHOTORESIST Dec 22, 2021 Pending
Array ( [id] => 19159341 [patent_doc_number] => 20240152048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => RADIATION-SENSITIVE RESIN COMPOSITION AND PATTERN FORMATION METHOD [patent_app_type] => utility [patent_app_number] => 18/277113 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277113 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277113
RADIATION-SENSITIVE RESIN COMPOSITION AND PATTERN FORMATION METHOD Dec 19, 2021 Pending
Array ( [id] => 17689847 [patent_doc_number] => 20220197140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => ALCOHOL COMPOUND, CHEMICALLY AMPLIFIED NEGATIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS [patent_app_type] => utility [patent_app_number] => 17/545062 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17545062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/545062
ALCOHOL COMPOUND, CHEMICALLY AMPLIFIED NEGATIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS Dec 7, 2021 Pending
Array ( [id] => 17484004 [patent_doc_number] => 20220091508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => RADIATION-SENSITIVE RESIN COMPOSITION, METHOD OF FORMING RESIST PATTERN, AND COMPOUND [patent_app_type] => utility [patent_app_number] => 17/541422 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17541422 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/541422
Radiation-sensitive resin composition, method of forming resist pattern, and compound Dec 2, 2021 Issued
Array ( [id] => 18989360 [patent_doc_number] => 20240061329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => COMPOUND, LEVELING AGENT, COATING COMPOSITION, RESIST COMPOSITION, AND ARTICLE [patent_app_type] => utility [patent_app_number] => 18/266620 [patent_app_country] => US [patent_app_date] => 2021-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13553 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18266620 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/266620
COMPOUND, LEVELING AGENT, COATING COMPOSITION, RESIST COMPOSITION, AND ARTICLE Dec 1, 2021 Pending
Array ( [id] => 18973588 [patent_doc_number] => 20240053680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => PHOTOSENSITIVE DRY FILM, LAMINATED FILM, METHOD FOR PRODUCING LAMINATED FILM, AND METHOD FOR PRODUCING PATTERNED RESIST FILM [patent_app_type] => utility [patent_app_number] => 18/258533 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18258533 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258533
PHOTOSENSITIVE DRY FILM, LAMINATED FILM, METHOD FOR PRODUCING LAMINATED FILM, AND METHOD FOR PRODUCING PATTERNED RESIST FILM Nov 29, 2021 Pending
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