Search

Julian Chang

Examiner (ID: 16666, Phone: (571)272-8631 , Office: P/2455 )

Most Active Art Unit
2455
Art Unit(s)
2452, 2152, 2454, 2455
Total Applications
431
Issued Applications
276
Pending Applications
7
Abandoned Applications
142

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18657954 [patent_doc_number] => 20230303913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => HIGH TRANSPARENCY ELECTROCHROMIC POLYMERS [patent_app_type] => utility [patent_app_number] => 17/668300 [patent_app_country] => US [patent_app_date] => 2022-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5091 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17668300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/668300
High transparency electrochromic polymers Feb 8, 2022 Issued
Array ( [id] => 18478334 [patent_doc_number] => 11692064 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Conjugated azopolymers made from aromatic azides and methods for making same [patent_app_type] => utility [patent_app_number] => 17/579315 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4294 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579315
Conjugated azopolymers made from aromatic azides and methods for making same Jan 18, 2022 Issued
Array ( [id] => 17578884 [patent_doc_number] => 20220135739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => Polyetherpolyol with Low Content of Cyclic Oligomers [patent_app_type] => utility [patent_app_number] => 17/577948 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2227 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17577948 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/577948
Polyetherpolyol with Low Content of Cyclic Oligomers Jan 17, 2022 Abandoned
Array ( [id] => 19097874 [patent_doc_number] => 20240117102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => POLYMER, COMPOSITION, METHOD FOR PRODUCING POLYMER, COMPOSITION FOR FILM FORMATION, RESIST COMPOSITION, RESIST PATTERN FORMATION METHOD, RADIATION-SENSITIVE COMPOSITION, COMPOSITION FOR UNDERLAYER FILM FORMATION FOR LITHOGRAPHY, METHOD FOR PRODUCING UNDERLAYER FILM FOR LITHOGRAPHY, CIRCUIT PATTERN FORMATION METHOD, AND COMPOSITION FOR OPTICAL MEMBER FORMATION [patent_app_type] => utility [patent_app_number] => 18/273014 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 46815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273014 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273014
POLYMER, COMPOSITION, METHOD FOR PRODUCING POLYMER, COMPOSITION FOR FILM FORMATION, RESIST COMPOSITION, RESIST PATTERN FORMATION METHOD, RADIATION-SENSITIVE COMPOSITION, COMPOSITION FOR UNDERLAYER FILM FORMATION FOR LITHOGRAPHY, METHOD FOR PRODUCING UNDERLAYER FILM FOR LITHOGRAPHY, CIRCUIT PATTERN FORMATION METHOD, AND COMPOSITION FOR OPTICAL MEMBER FORMATION Jan 10, 2022 Pending
Array ( [id] => 18117629 [patent_doc_number] => 11549011 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Poly(phenylene) with high ion selectivity for use in anion exchange membranes [patent_app_type] => utility [patent_app_number] => 17/569777 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2021 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17569777 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569777
Poly(phenylene) with high ion selectivity for use in anion exchange membranes Jan 5, 2022 Issued
Array ( [id] => 19181082 [patent_doc_number] => 11987664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Polymers and methods for their manufacture [patent_app_type] => utility [patent_app_number] => 17/569564 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3223 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17569564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569564
Polymers and methods for their manufacture Jan 5, 2022 Issued
Array ( [id] => 17563300 [patent_doc_number] => 20220127449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => TWO COMPONENT (2K) COMPOSITION BASED ON MODIFIED EPOXY RESINS [patent_app_type] => utility [patent_app_number] => 17/568425 [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] => 12091 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17568425 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568425
Two component (2K) composition based on modified epoxy resins Jan 3, 2022 Issued
Array ( [id] => 19034319 [patent_doc_number] => 20240084134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => ELECTRIC CONDUCTIVE POLYMER COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/271320 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18271320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271320
ELECTRIC CONDUCTIVE POLYMER COMPOSITION Dec 26, 2021 Pending
Array ( [id] => 18786187 [patent_doc_number] => 20230374219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => OPTICAL FILM INCLUDING POLYMER RESIN HAVING EXCELLENT DEGREE OF POLYMERIZATION, AND DISPLAY DEVICE INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 18/247520 [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] => 8049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18247520 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/247520
OPTICAL FILM INCLUDING POLYMER RESIN HAVING EXCELLENT DEGREE OF POLYMERIZATION, AND DISPLAY DEVICE INCLUDING SAME Dec 23, 2021 Pending
Array ( [id] => 17533720 [patent_doc_number] => 20220112329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => THREE-DIMENSIONAL OBJECT PRODUCING METHOD AND APPARATUS, AND CURING LIQUID AND KIT FOR THREE-DIMENSIONAL OBJECT FORMATION [patent_app_type] => utility [patent_app_number] => 17/645784 [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] => 17624 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17645784 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/645784
THREE-DIMENSIONAL OBJECT PRODUCING METHOD AND APPARATUS, AND CURING LIQUID AND KIT FOR THREE-DIMENSIONAL OBJECT FORMATION Dec 22, 2021 Abandoned
Array ( [id] => 17687818 [patent_doc_number] => 20220195110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER, AND ELECTROLUMINESCENCE DEVICE [patent_app_type] => utility [patent_app_number] => 17/559388 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559388
Copolymer, electroluminescence device material including copolymer, and electroluminescence device Dec 21, 2021 Issued
Array ( [id] => 18451828 [patent_doc_number] => 20230193107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => Reclaimed Carbon Black Drilling Fluid Additive [patent_app_type] => utility [patent_app_number] => 17/558039 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17558039 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/558039
Reclaimed carbon black drilling fluid additive Dec 20, 2021 Issued
Array ( [id] => 18825336 [patent_doc_number] => 11840606 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Blocky poly(ether ether ketone) copolymers and corresponding synthesis methods and articles [patent_app_type] => utility [patent_app_number] => 17/552192 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9041 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552192 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552192
Blocky poly(ether ether ketone) copolymers and corresponding synthesis methods and articles Dec 14, 2021 Issued
Array ( [id] => 17687817 [patent_doc_number] => 20220195109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => POLYMERS BASED ON DIISOALKENYLARENES AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 17/644146 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17644146 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/644146
Polymers based on diisoalkenylarenes and uses thereof Dec 13, 2021 Issued
Array ( [id] => 18435057 [patent_doc_number] => 20230182351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => ANTI-MICROBIAL ADDITIVE AND PROPERTIES TO FOAM TO PREVENT MOLD [patent_app_type] => utility [patent_app_number] => 17/549054 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17549054 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/549054
ANTI-MICROBIAL ADDITIVE AND PROPERTIES TO FOAM TO PREVENT MOLD Dec 12, 2021 Pending
Array ( [id] => 17657177 [patent_doc_number] => 20220177642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER, AND ELECTROLUMINESCENCE DEVICE [patent_app_type] => utility [patent_app_number] => 17/544028 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21239 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544028 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544028
Copolymer, electroluminescence device material including copolymer, and electroluminescence device Dec 6, 2021 Issued
Array ( [id] => 17481380 [patent_doc_number] => 20220088884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => SUPPORT MATERIAL FORMULATION AND ADDITIVE MANUFACTURING PROCESSES EMPLOYING SAME [patent_app_type] => utility [patent_app_number] => 17/542549 [patent_app_country] => US [patent_app_date] => 2021-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20811 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17542549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/542549
Support material formulation and additive manufacturing processes employing same Dec 5, 2021 Issued
Array ( [id] => 17482305 [patent_doc_number] => 20220089809 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => COMPOSITION, METHOD OF PRODUCING SUBSTRATE, AND POLYMER [patent_app_type] => utility [patent_app_number] => 17/541317 [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] => 10873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17541317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/541317
Composition, method of producing substrate, and polymer Dec 2, 2021 Issued
Array ( [id] => 17792197 [patent_doc_number] => 20220251288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => REPROCESSABLE COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/538098 [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] => 19604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17538098 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538098
Reprocessable compositions Nov 29, 2021 Issued
Array ( [id] => 17587762 [patent_doc_number] => 11326019 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-10 [patent_title] => Fused dithieno benzothiadiazole polymers for organic photovoltaics [patent_app_type] => utility [patent_app_number] => 17/531006 [patent_app_country] => US [patent_app_date] => 2021-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5774 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 17531006 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/531006
Fused dithieno benzothiadiazole polymers for organic photovoltaics Nov 18, 2021 Issued
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