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] => 19122180 [patent_doc_number] => 11966160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Radiation-sensitive resin composition and method for forming pattern [patent_app_type] => utility [patent_app_number] => 17/847253 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18065 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17847253 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/847253
Radiation-sensitive resin composition and method for forming pattern Jun 22, 2022 Issued
Array ( [id] => 17929761 [patent_doc_number] => 20220324886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => TIN DODECAMERS AND RADIATION PATTERNABLE COATINGS WITH STRONG EUV ABSORPTION [patent_app_type] => utility [patent_app_number] => 17/840844 [patent_app_country] => US [patent_app_date] => 2022-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17840844 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/840844
Tin dodecamers and radiation patternable coatings with strong EUV absorption Jun 14, 2022 Issued
Array ( [id] => 17884401 [patent_doc_number] => 20220299878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => ORGANOTIN OXIDE HYDROXIDE PATTERNING COMPOSITIONS, PRECURSORS, AND PATTERNING [patent_app_type] => utility [patent_app_number] => 17/832920 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18447 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 17832920 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/832920
Organotin oxide hydroxide patterning compositions, precursors, and patterning Jun 5, 2022 Issued
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] => 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] => 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] => 18079093 [patent_doc_number] => 20220404705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [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] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17713823 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/713823
COMPOSITIONS FOR REDUCING RESIST CONSUMPTION OF EXTREME ULTRAVIOLET METALLIC TYPE RESIST Apr 4, 2022 Pending
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] => 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] => 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] => 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] => 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] => 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 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 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 Pending
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