Search

Yuwen Pan

Supervisory Patent Examiner (ID: 190, Phone: (571)272-7855 , Office: P/2649 )

Most Active Art Unit
2618
Art Unit(s)
2681, 2682, 2614, 2647, 2618, 2649
Total Applications
533
Issued Applications
248
Pending Applications
91
Abandoned Applications
197

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18518582 [patent_doc_number] => 11708465 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-07-25 [patent_title] => Durable latex polymer dispersion [patent_app_type] => utility [patent_app_number] => 17/200521 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8676 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17200521 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/200521
Durable latex polymer dispersion Mar 11, 2021 Issued
Array ( [id] => 19509505 [patent_doc_number] => 12120947 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Organometallic compound, composition including same, organic light-emitting device, and electronic apparatus [patent_app_type] => utility [patent_app_number] => 17/199655 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 14734 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17199655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/199655
Organometallic compound, composition including same, organic light-emitting device, and electronic apparatus Mar 11, 2021 Issued
Array ( [id] => 19509511 [patent_doc_number] => 12120953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Heterocyclic compound, organic light-emitting device including heterocyclic compound, and electronic apparatus including organic light-emitting device [patent_app_type] => utility [patent_app_number] => 17/197235 [patent_app_country] => US [patent_app_date] => 2021-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 22174 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1076 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17197235 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/197235
Heterocyclic compound, organic light-emitting device including heterocyclic compound, and electronic apparatus including organic light-emitting device Mar 9, 2021 Issued
Array ( [id] => 18559832 [patent_doc_number] => 11725067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Styrene-free coating compositions for packaging articles such as food and beverage containers [patent_app_type] => utility [patent_app_number] => 17/194953 [patent_app_country] => US [patent_app_date] => 2021-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 18360 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17194953 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/194953
Styrene-free coating compositions for packaging articles such as food and beverage containers Mar 7, 2021 Issued
Array ( [id] => 18887779 [patent_doc_number] => 11866541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Purified polymer and methods for making [patent_app_type] => utility [patent_app_number] => 17/249274 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6044 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17249274 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249274
Purified polymer and methods for making Feb 24, 2021 Issued
Array ( [id] => 19151253 [patent_doc_number] => 11976150 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Hydrocarbon resin and process for production thereof [patent_app_type] => utility [patent_app_number] => 17/798918 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 12628 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17798918 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798918
Hydrocarbon resin and process for production thereof Feb 11, 2021 Issued
Array ( [id] => 17749696 [patent_doc_number] => 20220227900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => Carboxylic Acid Modified-Nitrile Based Copolymer Latex [patent_app_type] => utility [patent_app_number] => 17/600861 [patent_app_country] => US [patent_app_date] => 2021-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13133 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17600861 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/600861
Carboxylic acid modified-nitrile based copolymer latex Feb 7, 2021 Issued
Array ( [id] => 18329134 [patent_doc_number] => 11634361 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-25 [patent_title] => Polymer fibers for reinforcement of cement-based composites [patent_app_type] => utility [patent_app_number] => 17/166436 [patent_app_country] => US [patent_app_date] => 2021-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 7168 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17166436 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/166436
Polymer fibers for reinforcement of cement-based composites Feb 2, 2021 Issued
Array ( [id] => 17022409 [patent_doc_number] => 20210246280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => INFRARED ATTENUATION AGENT BLENDS [patent_app_type] => utility [patent_app_number] => 17/160690 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17160690 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/160690
Infrared attenuation agent blends Jan 27, 2021 Issued
Array ( [id] => 17784777 [patent_doc_number] => 11407889 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Polymer and preparation method and application thereof [patent_app_type] => utility [patent_app_number] => 17/150831 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2823 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17150831 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/150831
Polymer and preparation method and application thereof Jan 14, 2021 Issued
Array ( [id] => 16811973 [patent_doc_number] => 20210134528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => DIELECTRIC COMPOSITION AND CAPACITOR COMPONENT USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/149538 [patent_app_country] => US [patent_app_date] => 2021-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17149538 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/149538
Dielectric composition and capacitor component using the same Jan 13, 2021 Issued
Array ( [id] => 19119970 [patent_doc_number] => 11963930 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Transport device for medical containers [patent_app_type] => utility [patent_app_number] => 17/144494 [patent_app_country] => US [patent_app_date] => 2021-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5116 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17144494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/144494
Transport device for medical containers Jan 7, 2021 Issued
Array ( [id] => 19258613 [patent_doc_number] => 12018661 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Humidity-responsive tripeptide crystal [patent_app_type] => utility [patent_app_number] => 17/140639 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 36 [patent_no_of_words] => 5883 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17140639 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/140639
Humidity-responsive tripeptide crystal Jan 3, 2021 Issued
Array ( [id] => 16932581 [patent_doc_number] => 20210198470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => FLUORINE-CONTAINING ETHYLENE-VINYL ALCOHOL COPOLYMER RESIN COMPOSITION AS WELL AS MIXTURE AND BLEND THEREOF [patent_app_type] => utility [patent_app_number] => 17/135798 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14152 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17135798 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/135798
Fluorine-containing ethylene-vinyl alcohol copolymer resin composition as well as mixture and blend thereof Dec 27, 2020 Issued
Array ( [id] => 20082752 [patent_doc_number] => 12356855 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Organic electroluminescence device, display panel, display device, and light emitting device [patent_app_type] => utility [patent_app_number] => 17/611676 [patent_app_country] => US [patent_app_date] => 2020-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2399 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17611676 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/611676
Organic electroluminescence device, display panel, display device, and light emitting device Dec 24, 2020 Issued
Array ( [id] => 16750035 [patent_doc_number] => 20210102044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => QUATERNARY CATIONIC POLYMERS [patent_app_type] => utility [patent_app_number] => 17/122791 [patent_app_country] => US [patent_app_date] => 2020-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17122791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/122791
Quaternary cationic polymers Dec 14, 2020 Issued
Array ( [id] => 17267561 [patent_doc_number] => 11192973 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Compositions and process for stabilizing phenolic resins containing calixarenes [patent_app_type] => utility [patent_app_number] => 17/116128 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12708 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17116128 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/116128
Compositions and process for stabilizing phenolic resins containing calixarenes Dec 8, 2020 Issued
Array ( [id] => 16885558 [patent_doc_number] => 20210171753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => METHODS FOR FORMING STEREOSPECIFIC, POLAR FUNCTIONALIZED POLYPROPYLENE [patent_app_type] => utility [patent_app_number] => 17/111682 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17111682 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/111682
Methods for forming stereospecific, polar functionalized polypropylene Dec 3, 2020 Issued
Array ( [id] => 18310978 [patent_doc_number] => 20230114878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => TAGGING AGENTS, ANTI-SCALANT POLYMER COMPOSITIONS, AND METHODS [patent_app_type] => utility [patent_app_number] => 17/755564 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17755564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/755564
Tagging agents, anti-scalant polymer compositions, and methods Dec 3, 2020 Issued
Array ( [id] => 18122696 [patent_doc_number] => 20230008301 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => POLYMER CONETWORKS OF POLY(PYRIDINE-(METH)-ACRYLAMIDE) DERIVATIVES- CROSSLINKED BY TRANSITION METAL IONS-AND LINKED BY POLYDIMETHYLSILOXANE DERIVATIVES [patent_app_type] => utility [patent_app_number] => 17/780073 [patent_app_country] => US [patent_app_date] => 2020-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17780073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/780073
POLYMER CONETWORKS OF POLY(PYRIDINE-(METH)-ACRYLAMIDE) DERIVATIVES- CROSSLINKED BY TRANSITION METAL IONS-AND LINKED BY POLYDIMETHYLSILOXANE DERIVATIVES Nov 26, 2020 Abandoned
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