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] => 15454671 [patent_doc_number] => 20200040160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => PVC Plasticizers and Methods for Making Thereof [patent_app_type] => utility [patent_app_number] => 16/515498 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4728 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16515498 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/515498
PVC plasticizers and methods for making thereof Jul 17, 2019 Issued
Array ( [id] => 15086619 [patent_doc_number] => 20190338120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => RESIN COMPOSITION AND SHAPED PRODUCT [patent_app_type] => utility [patent_app_number] => 16/514236 [patent_app_country] => US [patent_app_date] => 2019-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 414 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16514236 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/514236
Resin composition and shaped product Jul 16, 2019 Issued
Array ( [id] => 17111927 [patent_doc_number] => 20210292524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => RUBBER COMPOSITION, VULCANIZED RUBBER, AND MOLDED ARTICLE OF SAID VULCANIZED RUBBER [patent_app_type] => utility [patent_app_number] => 17/261960 [patent_app_country] => US [patent_app_date] => 2019-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17261960 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/261960
Rubber composition, vulcanized rubber, and molded article of said vulcanized rubber Jul 10, 2019 Issued
Array ( [id] => 16800242 [patent_doc_number] => 10995163 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-04 [patent_title] => Modified conjugated diene-based polymer and rubber composition including the same [patent_app_type] => utility [patent_app_number] => 16/770367 [patent_app_country] => US [patent_app_date] => 2019-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11560 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16770367 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/770367
Modified conjugated diene-based polymer and rubber composition including the same Jul 10, 2019 Issued
Array ( [id] => 17620199 [patent_doc_number] => 11339237 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Method of preparing thermoplastic resin, thermoplastic resin prepared therfrom and thermoplastic resin composition comprising the same [patent_app_type] => utility [patent_app_number] => 16/627715 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7095 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 16627715 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/627715
Method of preparing thermoplastic resin, thermoplastic resin prepared therfrom and thermoplastic resin composition comprising the same Jul 8, 2019 Issued
Array ( [id] => 15114699 [patent_doc_number] => 20190343982 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-14 [patent_title] => PARTICLES [patent_app_type] => utility [patent_app_number] => 16/505326 [patent_app_country] => US [patent_app_date] => 2019-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10470 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16505326 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/505326
Particles Jul 7, 2019 Issued
Array ( [id] => 17681029 [patent_doc_number] => 11365268 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Method for producing polyvinyl alcohol [patent_app_type] => utility [patent_app_number] => 17/057556 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6986 [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] => 17057556 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/057556
Method for producing polyvinyl alcohol Jul 2, 2019 Issued
Array ( [id] => 15038901 [patent_doc_number] => 20190330455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => HIGHLY FILLED POLYMERIC CONCENTRATES [patent_app_type] => utility [patent_app_number] => 16/460287 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4247 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 16460287 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460287
Highly filled polymeric concentrates Jul 1, 2019 Issued
Array ( [id] => 18105714 [patent_doc_number] => 11545614 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Ionic polymer compositions [patent_app_type] => utility [patent_app_number] => 16/458514 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 19 [patent_no_of_words] => 36833 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16458514 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/458514
Ionic polymer compositions Jun 30, 2019 Issued
Array ( [id] => 16824394 [patent_doc_number] => 20210139687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => FLUOROPOLYMER COATING COMPOSITIONS COMPRISING AMINE CURING AGENTS, COATED SUBSTRATES AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/045836 [patent_app_country] => US [patent_app_date] => 2019-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17045836 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/045836
Fluoropolymer coating compositions comprising amine curing agents, coated substrates and related methods Jun 10, 2019 Issued
Array ( [id] => 14931723 [patent_doc_number] => 20190301499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => USE OF TREATING ELEMENTS TO FACILITATE FLOW IN VESSELS [patent_app_type] => utility [patent_app_number] => 16/435225 [patent_app_country] => US [patent_app_date] => 2019-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16435225 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/435225
Use of treating elements to facilitate flow in vessels Jun 6, 2019 Issued
Array ( [id] => 15484303 [patent_doc_number] => 10557486 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-11 [patent_title] => Use of treating elements to facilitate flow in vessels [patent_app_type] => utility [patent_app_number] => 16/435274 [patent_app_country] => US [patent_app_date] => 2019-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5976 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16435274 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/435274
Use of treating elements to facilitate flow in vessels Jun 6, 2019 Issued
Array ( [id] => 16948198 [patent_doc_number] => 20210206889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => Amidation of Polymers Containing Ester Side Chains Using Functionalized Amines [patent_app_type] => utility [patent_app_number] => 17/057904 [patent_app_country] => US [patent_app_date] => 2019-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7596 [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] => 17057904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/057904
Amidation of polymers containing ester side chains using functionalized amines May 23, 2019 Issued
Array ( [id] => 17307440 [patent_doc_number] => 11208533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-28 [patent_title] => Flame-retardant and abrasion-resistant composite [patent_app_type] => utility [patent_app_number] => 16/413650 [patent_app_country] => US [patent_app_date] => 2019-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7248 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16413650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/413650
Flame-retardant and abrasion-resistant composite May 15, 2019 Issued
Array ( [id] => 16948277 [patent_doc_number] => 20210206968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/057196 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 17057196 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/057196
Resin composition May 14, 2019 Issued
Array ( [id] => 16870267 [patent_doc_number] => 20210163734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => POLYESTER COPOLYMER HAVING EXCELLENT CHEMICAL RESISTANCE AND TRANSPARENCY [patent_app_type] => utility [patent_app_number] => 17/263247 [patent_app_country] => US [patent_app_date] => 2019-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263247 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263247
POLYESTER COPOLYMER HAVING EXCELLENT CHEMICAL RESISTANCE AND TRANSPARENCY May 8, 2019 Abandoned
Array ( [id] => 19258061 [patent_doc_number] => 12018105 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Fluoropolymers with very low amounts of a fluorinated alkanoic acid or its salts [patent_app_type] => utility [patent_app_number] => 17/053985 [patent_app_country] => US [patent_app_date] => 2019-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10913 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17053985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/053985
Fluoropolymers with very low amounts of a fluorinated alkanoic acid or its salts May 7, 2019 Issued
Array ( [id] => 15606401 [patent_doc_number] => 10584250 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-10 [patent_title] => Coating to cool a surface by passive radiative cooling [patent_app_type] => utility [patent_app_number] => 16/403285 [patent_app_country] => US [patent_app_date] => 2019-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 17 [patent_no_of_words] => 9085 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16403285 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/403285
Coating to cool a surface by passive radiative cooling May 2, 2019 Issued
Array ( [id] => 17025815 [patent_doc_number] => 20210249687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => POLYACRYLONITRILE GELS FOR ENERGY STORAGE [patent_app_type] => utility [patent_app_number] => 17/050819 [patent_app_country] => US [patent_app_date] => 2019-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18140 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -117 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17050819 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/050819
POLYACRYLONITRILE GELS FOR ENERGY STORAGE Apr 29, 2019 Abandoned
Array ( [id] => 17968301 [patent_doc_number] => 11485815 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => 4-methyl-1-pentene polymer particle and method for producing 4-methyl-1-pentene resin [patent_app_type] => utility [patent_app_number] => 17/045912 [patent_app_country] => US [patent_app_date] => 2019-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 24115 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17045912 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/045912
4-methyl-1-pentene polymer particle and method for producing 4-methyl-1-pentene resin Apr 8, 2019 Issued
Menu