Search

Robert Canfield

Examiner (ID: 12223, Phone: (571)272-6840 , Office: P/3635 )

Most Active Art Unit
3636
Art Unit(s)
3504, 3600, 3635, 3636, 3621
Total Applications
3190
Issued Applications
2496
Pending Applications
226
Abandoned Applications
504

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18162468 [patent_doc_number] => 20230029061 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => Hybrid Coating System [patent_app_type] => utility [patent_app_number] => 17/783414 [patent_app_country] => US [patent_app_date] => 2020-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6083 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -46 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783414
Hybrid Coating System Dec 13, 2020 Pending
Array ( [id] => 18061719 [patent_doc_number] => 20220392806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => PROTECTIVE FILM FORMING AGENT, AND METHOD FOR PRODUCING SEMICONDUCTOR CHIP [patent_app_type] => utility [patent_app_number] => 17/756790 [patent_app_country] => US [patent_app_date] => 2020-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17756790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756790
PROTECTIVE FILM FORMING AGENT, AND METHOD FOR PRODUCING SEMICONDUCTOR CHIP Nov 25, 2020 Pending
Array ( [id] => 18161908 [patent_doc_number] => 20230028500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => Flame-Retardant Polyester Molding Compositions [patent_app_type] => utility [patent_app_number] => 17/772564 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17772564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/772564
Flame-Retardant Polyester Molding Compositions Nov 24, 2020 Pending
Array ( [id] => 20143832 [patent_doc_number] => 12378159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Branched copolymers as dispersants for mineral binders [patent_app_type] => utility [patent_app_number] => 17/766276 [patent_app_country] => US [patent_app_date] => 2020-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2759 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [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] => 17766276 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/766276
Branched copolymers as dispersants for mineral binders Nov 24, 2020 Issued
Array ( [id] => 18170001 [patent_doc_number] => 20230036612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => THERMOPLASTIC ELASTOMER COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/755394 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17755394 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/755394
THERMOPLASTIC ELASTOMER COMPOSITION Nov 3, 2020 Abandoned
Array ( [id] => 18862032 [patent_doc_number] => 20230416468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => BIOACTIVE POLYETHYLENE COPOLYMER, POLYETHYLENE MACROMOLECULE AND RELATED METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 18/251108 [patent_app_country] => US [patent_app_date] => 2020-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25810 [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] => 18251108 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251108
BIOACTIVE POLYETHYLENE COPOLYMER, POLYETHYLENE MACROMOLECULE AND RELATED METHODS THEREOF Oct 29, 2020 Pending
Array ( [id] => 18057854 [patent_doc_number] => 20220388940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => PROCESS FOR HYDROGENATION OF PHTHALATE BASED COMPOUND [patent_app_type] => utility [patent_app_number] => 17/770611 [patent_app_country] => US [patent_app_date] => 2020-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17770611 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/770611
PROCESS FOR HYDROGENATION OF PHTHALATE BASED COMPOUND Oct 26, 2020 Pending
Array ( [id] => 18020849 [patent_doc_number] => 20220372348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => ACRYLIC DAMPING ADHESIVE AND DIAPHRAGM MEMBRANE FOR MICRO-SPEAKERS [patent_app_type] => utility [patent_app_number] => 17/754608 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17754608 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/754608
ACRYLIC DAMPING ADHESIVE AND DIAPHRAGM MEMBRANE FOR MICRO-SPEAKERS Oct 22, 2020 Pending
Array ( [id] => 19060101 [patent_doc_number] => 11939309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Low molecular weight dry powder polymer for use as paper-making dry strength agent [patent_app_type] => utility [patent_app_number] => 17/072573 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 30349 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072573 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072573
Low molecular weight dry powder polymer for use as paper-making dry strength agent Oct 15, 2020 Issued
Array ( [id] => 20264233 [patent_doc_number] => 12435209 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Liquid additive composition [patent_app_type] => utility [patent_app_number] => 17/769033 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17769033 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/769033
Liquid additive composition Oct 14, 2020 Issued
Array ( [id] => 19281677 [patent_doc_number] => 20240218151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => HALOGEN FREE FLAME RETARDANT THERMOPLASTIC ELASTOMER [patent_app_type] => utility [patent_app_number] => 17/769014 [patent_app_country] => US [patent_app_date] => 2020-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7719 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17769014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/769014
HALOGEN FREE FLAME RETARDANT THERMOPLASTIC ELASTOMER Oct 13, 2020 Pending
Array ( [id] => 19067371 [patent_doc_number] => 20240101797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => RUBBER COMPOSITIONS COMPRISING AN EPOXIDE DIENE ELASTOMER AND A CROSS-LINKING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/767841 [patent_app_country] => US [patent_app_date] => 2020-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7113 [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] => 17767841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/767841
Rubber compositions comprising an epoxide diene elastomer and a cross-linking system Oct 7, 2020 Issued
Array ( [id] => 17990291 [patent_doc_number] => 20220356328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => Polyamide Composition and the Article Thereof [patent_app_type] => utility [patent_app_number] => 17/754331 [patent_app_country] => US [patent_app_date] => 2020-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17754331 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/754331
Polyamide Composition and the Article Thereof Oct 6, 2020 Pending
Array ( [id] => 17913352 [patent_doc_number] => 20220315747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => Polypropylene-Based Composite [patent_app_type] => utility [patent_app_number] => 17/608874 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17608874 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/608874
Polypropylene-based composite Sep 27, 2020 Issued
Array ( [id] => 19731182 [patent_doc_number] => 12209173 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Pellet-type polypropylene resin composition and method for preparing the same [patent_app_type] => utility [patent_app_number] => 17/290881 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 11186 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17290881 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/290881
Pellet-type polypropylene resin composition and method for preparing the same Sep 24, 2020 Issued
Array ( [id] => 16557337 [patent_doc_number] => 20210002485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => Active Polymer Modification of Bitumen for Use in Roofing Materials [patent_app_type] => utility [patent_app_number] => 17/024935 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -36 [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] => 17024935 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/024935
Active polymer modification of bitumen for use in roofing materials Sep 17, 2020 Issued
Array ( [id] => 17913343 [patent_doc_number] => 20220315738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => THERMOPLASTIC MOLDING COMPOSITIONS THAT RESIST HEAT [patent_app_type] => utility [patent_app_number] => 17/640198 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17640198 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/640198
THERMOPLASTIC MOLDING COMPOSITIONS THAT RESIST HEAT Sep 2, 2020 Abandoned
Array ( [id] => 16688449 [patent_doc_number] => 20210070925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => AQUEOUS POLYMER, DISPERSION, AND AQUEOUS PAINT [patent_app_type] => utility [patent_app_number] => 17/011495 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17011495 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/011495
AQUEOUS POLYMER, DISPERSION, AND AQUEOUS PAINT Sep 2, 2020 Abandoned
Array ( [id] => 18709379 [patent_doc_number] => 20230331994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => AEROSOL COMPOSITION FOR FORMING PEELABLE COATINGS [patent_app_type] => utility [patent_app_number] => 17/753453 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17753453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/753453
AEROSOL COMPOSITION FOR FORMING PEELABLE COATINGS Sep 2, 2020 Pending
Array ( [id] => 16525099 [patent_doc_number] => 20200399179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => GYPSUM BOARD [patent_app_type] => utility [patent_app_number] => 17/010953 [patent_app_country] => US [patent_app_date] => 2020-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10143 [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] => 17010953 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/010953
GYPSUM BOARD Sep 2, 2020 Abandoned
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