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] => 15593413 [patent_doc_number] => 20200073241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => POSITIVE TYPE PHOTOSENSITIVE SILOXANE COMPOSITION AND CURED FILM FORMED BY USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/607949 [patent_app_country] => US [patent_app_date] => 2018-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16607949 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/607949
Positive type photosensitive siloxane composition and cured film formed by using the same Apr 24, 2018 Issued
Array ( [id] => 13525225 [patent_doc_number] => 20180314155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-01 [patent_title] => PATTERN FORMATION METHODS AND PHOTORESIST PATTERN OVERCOAT COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 15/960825 [patent_app_country] => US [patent_app_date] => 2018-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15960825 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/960825
Pattern formation methods and photoresist pattern overcoat compositions Apr 23, 2018 Issued
Array ( [id] => 13496461 [patent_doc_number] => 20180299773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => RADIATION-SENSITIVE RESIN COMPOSITION AND METHOD FOR FORMING RESIST PATTERN [patent_app_type] => utility [patent_app_number] => 15/953860 [patent_app_country] => US [patent_app_date] => 2018-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15953860 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/953860
Radiation-sensitive resin composition and method for forming resist pattern Apr 15, 2018 Issued
Array ( [id] => 16185695 [patent_doc_number] => 10719015 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-21 [patent_title] => Positive resist film laminate and pattern forming process [patent_app_type] => utility [patent_app_number] => 15/950630 [patent_app_country] => US [patent_app_date] => 2018-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6469 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15950630 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/950630
Positive resist film laminate and pattern forming process Apr 10, 2018 Issued
Array ( [id] => 15411729 [patent_doc_number] => 20200026187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => STABLE PHOTORESIST COMPOSITIONS COMPRISING ORGANOSULPHUR COMPOUNDS [patent_app_type] => utility [patent_app_number] => 16/497568 [patent_app_country] => US [patent_app_date] => 2018-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12450 [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] => 16497568 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/497568
STABLE PHOTORESIST COMPOSITIONS COMPRISING ORGANOSULPHUR COMPOUNDS Apr 9, 2018 Abandoned
Array ( [id] => 16584435 [patent_doc_number] => 20210018837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => METHOD FOR PRODUCING POLYIMIDE PRECURSOR, METHOD FOR PRODUCING PHOTOSENSITIVE RESIN COMPOSITION, METHOD FOR PRODUCING PATTERN CURED PRODUCT, METHOD FOR PRODUCING INTERLAYER INSULATING FILM, COVER COAT LAYER OR SURFACE PROTECTIVE FILM, AND METHOD FOR PRODUCING ELECTRONIC COMPONENT [patent_app_type] => utility [patent_app_number] => 17/043444 [patent_app_country] => US [patent_app_date] => 2018-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17043444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/043444
Method for producing polyimide precursor, method for producing photosensitive resin composition, method for producing pattern cured product, method for producing interlayer insulating film, cover coat layer or surface protective film, and method for producing electronic component Apr 2, 2018 Issued
Array ( [id] => 16779730 [patent_doc_number] => 20210116809 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => PHOTOSENSITIVE RESIN COMPOSITION, METHOD OF MANUFACTURING PATTERN CURED PRODUCT, CURED PRODUCT, INTERLAYER INSULATING FILM, COVER-COAT LAYER, SURFACE PROTECTIVE FILM, AND ELECTRONIC COMPONENT [patent_app_type] => utility [patent_app_number] => 16/498139 [patent_app_country] => US [patent_app_date] => 2018-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16498139 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/498139
Photosensitive resin composition, method of manufacturing pattern cured product, cured product, interlayer insulating film, cover-coat layer, surface protective film, and electronic component Mar 29, 2018 Issued
Array ( [id] => 16675116 [patent_doc_number] => 20210063880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => RESIST COMPOSITION AND PATTERN FORMATION METHOD USING SAME, COMPOUND AND RESIN [patent_app_type] => utility [patent_app_number] => 16/498259 [patent_app_country] => US [patent_app_date] => 2018-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16498259 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/498259
RESIST COMPOSITION AND PATTERN FORMATION METHOD USING SAME, COMPOUND AND RESIN Mar 29, 2018 Abandoned
Array ( [id] => 15742897 [patent_doc_number] => 20200110337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => NEGATIVE PHOTOSENSITIVE RESIN COMPOSITION, CURED FILM, ELEMENT PROVIDED WITH CURED FILM, ORGANIC EL DISPLAY PROVIDED WITH CURED FILM, AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 16/495745 [patent_app_country] => US [patent_app_date] => 2018-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 75406 [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] => 16495745 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/495745
Negative photosensitive resin composition, cured film, element provided with cured film, organic EL display provided with cured film, and method for producing same Mar 26, 2018 Issued
Array ( [id] => 13466127 [patent_doc_number] => 20180284606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, FLUORINE-CONTAINING COMPOUND, AND COMPOUND [patent_app_type] => utility [patent_app_number] => 15/928488 [patent_app_country] => US [patent_app_date] => 2018-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 15928488 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/928488
Resist composition, method of forming resist pattern, fluorine-containing compound, and compound Mar 21, 2018 Issued
Array ( [id] => 13482421 [patent_doc_number] => 20180292753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => COMPOSITION FOR FORMING SILICON-CONTAINING FILM FOR EUV LITHOGRAPHY, SILICON-CONTAINING FILM FOR EUV LITHOGRAPHY, AND PATTERN-FORMING METHOD [patent_app_type] => utility [patent_app_number] => 15/928806 [patent_app_country] => US [patent_app_date] => 2018-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9550 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15928806 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/928806
COMPOSITION FOR FORMING SILICON-CONTAINING FILM FOR EUV LITHOGRAPHY, SILICON-CONTAINING FILM FOR EUV LITHOGRAPHY, AND PATTERN-FORMING METHOD Mar 21, 2018 Abandoned
Array ( [id] => 13781771 [patent_doc_number] => 20190004424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-03 [patent_title] => THERMALLY CONDUCTIVE TYPE PHOTOSENSITIVE RESIN [patent_app_type] => utility [patent_app_number] => 15/933031 [patent_app_country] => US [patent_app_date] => 2018-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15933031 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/933031
THERMALLY CONDUCTIVE TYPE PHOTOSENSITIVE RESIN Mar 21, 2018 Abandoned
Array ( [id] => 14075833 [patent_doc_number] => 20190086804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => PHOTOSENSITIVE COMPOSITION AND METHOD OF MANUFACTURING GRAPHENE DEVICE [patent_app_type] => utility [patent_app_number] => 15/923814 [patent_app_country] => US [patent_app_date] => 2018-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9382 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15923814 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/923814
PHOTOSENSITIVE COMPOSITION AND METHOD OF MANUFACTURING GRAPHENE DEVICE Mar 15, 2018 Abandoned
Array ( [id] => 15730019 [patent_doc_number] => 10613437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-07 [patent_title] => Resist composition and patterning process [patent_app_type] => utility [patent_app_number] => 15/920744 [patent_app_country] => US [patent_app_date] => 2018-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10947 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15920744 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/920744
Resist composition and patterning process Mar 13, 2018 Issued
Array ( [id] => 13431721 [patent_doc_number] => 20180267403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-20 [patent_title] => RESIST COMPOSITION AND PATTERNING PROCESS [patent_app_type] => utility [patent_app_number] => 15/920746 [patent_app_country] => US [patent_app_date] => 2018-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15920746 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/920746
Resist composition and patterning process Mar 13, 2018 Issued
Array ( [id] => 13447939 [patent_doc_number] => 20180275512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-27 [patent_title] => RESIST COMPOSITION AND PATTERNING PROCESS [patent_app_type] => utility [patent_app_number] => 15/920641 [patent_app_country] => US [patent_app_date] => 2018-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15920641 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/920641
Resist composition and patterning process Mar 13, 2018 Issued
Array ( [id] => 14075835 [patent_doc_number] => 20190086805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => PATTERN FORMATION MATERIAL AND PATTERN FORMATION METHOD [patent_app_type] => utility [patent_app_number] => 15/919443 [patent_app_country] => US [patent_app_date] => 2018-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15919443 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/919443
Pattern formation material and pattern formation method Mar 12, 2018 Issued
Array ( [id] => 13447941 [patent_doc_number] => 20180275513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-27 [patent_title] => POLYMER OF POLYIMIDE PRECURSOR, POSITIVE TYPE PHOTOSENSITIVE RESIN COMPOSITION, NEGATIVE TYPE PHOTOSENSITIVE RESIN COMPOSITION, PATTERNING PROCESS, METHOD FOR FORMING CURED FILM, INTERLAYER INSULATING FILM, SURFACE PROTECTIVE FILM, AND ELECTRONIC PARTS [patent_app_type] => utility [patent_app_number] => 15/918261 [patent_app_country] => US [patent_app_date] => 2018-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32858 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 15918261 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/918261
Polymer of polyimide precursor, positive type photosensitive resin composition, negative type photosensitive resin composition, patterning process, method for forming cured film, interlayer insulating film, surface protective film, and electronic parts Mar 11, 2018 Issued
Array ( [id] => 13413037 [patent_doc_number] => 20180258061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-13 [patent_title] => COMPOUND, RESIN, PHOTORESIST COMPOSITION AND PROCESS FOR PRODUCING PHOTORESIST PATTERN [patent_app_type] => utility [patent_app_number] => 15/911275 [patent_app_country] => US [patent_app_date] => 2018-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22928 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15911275 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/911275
Compound, resin, photoresist composition and process for producing photoresist pattern Mar 4, 2018 Issued
Array ( [id] => 15981275 [patent_doc_number] => 10670963 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-02 [patent_title] => Salt and photoresist composition containing the same [patent_app_type] => utility [patent_app_number] => 15/911804 [patent_app_country] => US [patent_app_date] => 2018-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22244 [patent_no_of_claims] => 7 [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] => 15911804 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/911804
Salt and photoresist composition containing the same Mar 4, 2018 Issued
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