Search

Alan S. Chen

Examiner (ID: 7806, Phone: (571)272-4143 , Office: P/2124 )

Most Active Art Unit
2182
Art Unit(s)
2182, 2125, 2124, 2129
Total Applications
1721
Issued Applications
1484
Pending Applications
92
Abandoned Applications
174

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20329835 [patent_doc_number] => 12460101 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Method for manufacturing vinyl chloride-vinyl acetate copolymer latex [patent_app_type] => utility [patent_app_number] => 17/762109 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3634 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17762109 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/762109
Method for manufacturing vinyl chloride-vinyl acetate copolymer latex Jul 16, 2020 Issued
Array ( [id] => 17805995 [patent_doc_number] => 20220257830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => RIGID RESORBABLE MATERIALS WITH POLYMER AND ORGANIC FILLERS [patent_app_type] => utility [patent_app_number] => 17/627800 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6444 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627800 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627800
RIGID RESORBABLE MATERIALS WITH POLYMER AND ORGANIC FILLERS Jul 13, 2020 Abandoned
Array ( [id] => 17792259 [patent_doc_number] => 20220251350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => TIRE INCORPORATING A RUBBER COMPOSITION INCLUDING A SPECIFIC HYDROCARBON RESIN [patent_app_type] => utility [patent_app_number] => 17/629652 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8434 [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] => 17629652 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/629652
Tire incorporating a rubber composition including a specific hydrocarbon resin Jul 9, 2020 Issued
Array ( [id] => 18384610 [patent_doc_number] => 11655382 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Ink formulations and film constructions thereof [patent_app_type] => utility [patent_app_number] => 16/921736 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 75 [patent_no_of_words] => 38886 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16921736 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921736
Ink formulations and film constructions thereof Jul 5, 2020 Issued
Array ( [id] => 17912301 [patent_doc_number] => 20220314696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => RUBBER COMPOSITION FOR A TIRE TREAD [patent_app_type] => utility [patent_app_number] => 17/625409 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11708 [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] => 17625409 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625409
Rubber composition for a tire tread Jul 5, 2020 Issued
Array ( [id] => 19969779 [patent_doc_number] => 12338371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Water-based adhesive for paper straw, and paper straw in which same is used [patent_app_type] => utility [patent_app_number] => 17/625255 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 10716 [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] => 17625255 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625255
Water-based adhesive for paper straw, and paper straw in which same is used Jul 5, 2020 Issued
Array ( [id] => 18575593 [patent_doc_number] => 11732108 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-22 [patent_title] => Modified asphalt compositions containing dialkyl polysulfides [patent_app_type] => utility [patent_app_number] => 16/920151 [patent_app_country] => US [patent_app_date] => 2020-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12004 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16920151 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920151
Modified asphalt compositions containing dialkyl polysulfides Jul 1, 2020 Issued
Array ( [id] => 19731210 [patent_doc_number] => 12209201 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Silicone-based barrier compositions [patent_app_type] => utility [patent_app_number] => 17/624321 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10015 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17624321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/624321
Silicone-based barrier compositions Jun 30, 2020 Issued
Array ( [id] => 20272140 [patent_doc_number] => 12441910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Silicone-based barrier compositions [patent_app_type] => utility [patent_app_number] => 17/624318 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6659 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17624318 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/624318
Silicone-based barrier compositions Jun 30, 2020 Issued
Array ( [id] => 16688512 [patent_doc_number] => 20210070988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => NANOPARTICLE-COATED ELASTOMERIC PARTICULATES AND SURFACTANT-PROMOTED METHODS FOR PRODUCTION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/946625 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15423 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946625 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946625
Nanoparticle-coated elastomeric particulates and surfactant-promoted methods for production and use thereof Jun 29, 2020 Issued
Array ( [id] => 17913313 [patent_doc_number] => 20220315708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => RUBBER COMPOSITIONS CONTAINING POLYORGANOSOLOXANES AS PLASTICIZERS [patent_app_type] => utility [patent_app_number] => 17/596838 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17596838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/596838
Rubber compositions containing polyorganosiloxanes as plasticizers Jun 25, 2020 Issued
Array ( [id] => 17635005 [patent_doc_number] => 11345718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Modified lecithin for asphalt applications [patent_app_type] => utility [patent_app_number] => 16/908298 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3876 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908298 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908298
Modified lecithin for asphalt applications Jun 21, 2020 Issued
Array ( [id] => 17761608 [patent_doc_number] => 20220235220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => NON-COMBUSTIBLE WATERBORNE SELF LEVELLING EPOXY FLOOR [patent_app_type] => utility [patent_app_number] => 17/616563 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17616563 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616563
NON-COMBUSTIBLE WATERBORNE SELF LEVELLING EPOXY FLOOR Jun 11, 2020 Abandoned
Array ( [id] => 19910331 [patent_doc_number] => 12286530 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Toughened two-component epoxy composition [patent_app_type] => utility [patent_app_number] => 17/616509 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7251 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [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] => 17616509 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616509
Toughened two-component epoxy composition Jun 11, 2020 Issued
Array ( [id] => 18029012 [patent_doc_number] => 11512185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-29 [patent_title] => Rubber composition and tire [patent_app_type] => utility [patent_app_number] => 16/899905 [patent_app_country] => US [patent_app_date] => 2020-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15299 [patent_no_of_claims] => 13 [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] => 16899905 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/899905
Rubber composition and tire Jun 11, 2020 Issued
Array ( [id] => 19910181 [patent_doc_number] => 12286377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Process of preparing a cemented paste backfill material [patent_app_type] => utility [patent_app_number] => 17/618153 [patent_app_country] => US [patent_app_date] => 2020-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [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] => 17618153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/618153
Process of preparing a cemented paste backfill material Jun 9, 2020 Issued
Array ( [id] => 19274504 [patent_doc_number] => 12024615 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Silane coupling agent composition comprising silane compound and protein modifying agent, and rubber composition comprising the same [patent_app_type] => utility [patent_app_number] => 17/618291 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 22206 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 362 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17618291 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/618291
Silane coupling agent composition comprising silane compound and protein modifying agent, and rubber composition comprising the same Jun 4, 2020 Issued
Array ( [id] => 19521184 [patent_doc_number] => 12122893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Tire tread [patent_app_type] => utility [patent_app_number] => 17/616267 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23638 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17616267 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616267
Tire tread Jun 3, 2020 Issued
Array ( [id] => 17944999 [patent_doc_number] => 20220332016 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => METHODS OF PREPARING A COMPOSITE HAVING ELASTOMER AND FILLER [patent_app_type] => utility [patent_app_number] => 17/616285 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 74982 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17616285 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616285
Methods of preparing a composite having elastomer and filler Jun 3, 2020 Issued
Array ( [id] => 17734853 [patent_doc_number] => 20220220312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => THERMOPLASTIC COMPOSITIONS, METHODS OF THEIR MANUFACTURE, AND ARTICLES THEREOF [patent_app_type] => utility [patent_app_number] => 17/614014 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9957 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17614014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/614014
Thermoplastic compositions, methods of their manufacture, and articles thereof May 28, 2020 Issued
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