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] => 16977723 [patent_doc_number] => 20210221960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => METHOD FOR SEPARATING AND RECOVERING LIGNIN AND MELTABLE FLOWABLE BIOLIGNIN POLYMERS [patent_app_type] => utility [patent_app_number] => 17/224649 [patent_app_country] => US [patent_app_date] => 2021-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17224649 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/224649
METHOD FOR SEPARATING AND RECOVERING LIGNIN AND MELTABLE FLOWABLE BIOLIGNIN POLYMERS Apr 6, 2021 Abandoned
Array ( [id] => 17474013 [patent_doc_number] => 20220081517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS [patent_app_type] => utility [patent_app_number] => 17/216531 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17216531 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/216531
METHOD FOR SEPARATING AND RECOVERING LIGNIN and MELTABLE FLOWABLE BIOLIGNIN POLYMERS Mar 28, 2021 Abandoned
Array ( [id] => 18420285 [patent_doc_number] => 20230174746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => ADDITIVE COMPOSITION AND USE THEREOF, CONDENSATION POLYMER COMPOSITION, MOLDING COMPOUND AND MOLDING COMPOUNDS PRODUCED THEREFROM, AND MOLDED PARTS AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/996747 [patent_app_country] => US [patent_app_date] => 2021-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17996747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996747
ADDITIVE COMPOSITION AND USE THEREOF, CONDENSATION POLYMER COMPOSITION, MOLDING COMPOUND AND MOLDING COMPOUNDS PRODUCED THEREFROM, AND MOLDED PARTS AND USE THEREOF Mar 23, 2021 Pending
Array ( [id] => 17082197 [patent_doc_number] => 20210277203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => ANTIMICROBIAL/ANTIVIRAL PLASTICS AND MOLDED PRODUCTS [patent_app_type] => utility [patent_app_number] => 17/192513 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17192513 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/192513
ANTIMICROBIAL/ANTIVIRAL PLASTICS AND MOLDED PRODUCTS Mar 3, 2021 Abandoned
Array ( [id] => 18376121 [patent_doc_number] => 20230151203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => POLYACETAL RESIN COMPOSITION, EXTRUSION-MOLDED ARTICLE, AND INJECTION-MOLDED ARTICLE [patent_app_type] => utility [patent_app_number] => 17/801660 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5509 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17801660 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801660
Polyacetal resin composition, extrusion-molded article, and injection-molded article Mar 2, 2021 Issued
Array ( [id] => 19897928 [patent_doc_number] => 12275836 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Sulfanyl sulfonic acid compound, viscoelastic modifier, rubber composition, and vulcanized rubber production method [patent_app_type] => utility [patent_app_number] => 17/912380 [patent_app_country] => US [patent_app_date] => 2021-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17912380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912380
Sulfanyl sulfonic acid compound, viscoelastic modifier, rubber composition, and vulcanized rubber production method Feb 25, 2021 Issued
Array ( [id] => 20227134 [patent_doc_number] => 12415777 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Fluorene derivative, and production method and use for same [patent_app_type] => utility [patent_app_number] => 17/800989 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9963 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [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] => 17800989 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/800989
Fluorene derivative, and production method and use for same Feb 23, 2021 Issued
Array ( [id] => 18297747 [patent_doc_number] => 20230107433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => UNCHARGED CLAY BLOCKING AGENT [patent_app_type] => utility [patent_app_number] => 17/801807 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17801807 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801807
UNCHARGED CLAY BLOCKING AGENT Feb 18, 2021 Pending
Array ( [id] => 18224705 [patent_doc_number] => 20230063699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => NON-HALOGENATED FLAME RETARDANT COPOLYESTER COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/760314 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17760314 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/760314
NON-HALOGENATED FLAME RETARDANT COPOLYESTER COMPOSITIONS Feb 9, 2021 Pending
Array ( [id] => 16870282 [patent_doc_number] => 20210163749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => PLASTIC ARTICLES MADE FROM RECYCLED MEDICAL AND OTHER PLASTIC WASTE [patent_app_type] => utility [patent_app_number] => 17/173085 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4279 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17173085 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/173085
Plastic articles made from recycled medical and other plastic waste Feb 9, 2021 Issued
Array ( [id] => 16855709 [patent_doc_number] => 20210156454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => FRICTION TRANSMISSION BELT [patent_app_type] => utility [patent_app_number] => 17/169459 [patent_app_country] => US [patent_app_date] => 2021-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17169459 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/169459
FRICTION TRANSMISSION BELT Feb 5, 2021 Abandoned
Array ( [id] => 18141346 [patent_doc_number] => 20230015188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => ALUMINUM PHOSPHITE-BASED COMPLEX WITH DUAL-PEAK THERMAL GRAVITY DECOMPOSITION CHARACTERISTICS AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/777994 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4250 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17777994 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/777994
Aluminum phosphite-based complex with dual-peak thermal gravity decomposition characteristics and preparation method and use thereof Feb 3, 2021 Issued
Array ( [id] => 19667620 [patent_doc_number] => 12180351 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Condensate of poly/mono-phosphorous acid and aluminum hydrogen phosphate, preparation and application thereof [patent_app_type] => utility [patent_app_number] => 17/607838 [patent_app_country] => US [patent_app_date] => 2021-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3422 [patent_no_of_claims] => 11 [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] => 17607838 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/607838
Condensate of poly/mono-phosphorous acid and aluminum hydrogen phosphate, preparation and application thereof Feb 3, 2021 Issued
Array ( [id] => 17314606 [patent_doc_number] => 20210403654 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => ADHESION PROMOTER COMPOSITIONS FOR CYCLIC OLEFIN RESIN COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/164095 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17164095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/164095
ADHESION PROMOTER COMPOSITIONS FOR CYCLIC OLEFIN RESIN COMPOSITIONS Jan 31, 2021 Abandoned
Array ( [id] => 16828035 [patent_doc_number] => 20210143328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => ORGANIC LIGHT-EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/155893 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 960 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17155893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/155893
Organic light-emitting device Jan 21, 2021 Issued
Array ( [id] => 18148160 [patent_doc_number] => 20230022017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => PROCESS FOR THE PREPARATION OF DISPERSING AGENTS IN A SOLID FORM AND THEIR USE IN MINERAL BINDING COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/782231 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17782231 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/782231
PROCESS FOR THE PREPARATION OF DISPERSING AGENTS IN A SOLID FORM AND THEIR USE IN MINERAL BINDING COMPOSITIONS Jan 18, 2021 Abandoned
Array ( [id] => 18583042 [patent_doc_number] => 20230265301 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => INK-JET INK [patent_app_type] => utility [patent_app_number] => 17/789577 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17789577 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/789577
INK-JET INK Jan 12, 2021 Pending
Array ( [id] => 19793399 [patent_doc_number] => 12234331 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Method for producing epoxy resin composition [patent_app_type] => utility [patent_app_number] => 17/143349 [patent_app_country] => US [patent_app_date] => 2021-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10320 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17143349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/143349
Method for producing epoxy resin composition Jan 6, 2021 Issued
Array ( [id] => 19731200 [patent_doc_number] => 12209191 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Ink composition for performing printing on impermeable base material and image recording method [patent_app_type] => utility [patent_app_number] => 17/131768 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19115 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17131768 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/131768
Ink composition for performing printing on impermeable base material and image recording method Dec 22, 2020 Issued
Array ( [id] => 16900628 [patent_doc_number] => 20210179544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => TRISAMIDE COMPOUNDS AND COMPOSITIONS COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/121711 [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] => 7494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 17121711 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/121711
Trisamide compounds and compositions comprising the same Dec 13, 2020 Issued
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