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] => 20201603 [patent_doc_number] => 12404372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Precursor for producing a polysiloxane, polysiloxane, polysiloxane resin, method of producing a polysiloxane, method of producing a polysiloxane resin, and optoelectronic component [patent_app_type] => utility [patent_app_number] => 18/015442 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 7480 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18015442 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/015442
Precursor for producing a polysiloxane, polysiloxane, polysiloxane resin, method of producing a polysiloxane, method of producing a polysiloxane resin, and optoelectronic component Jul 1, 2021 Issued
Array ( [id] => 18338501 [patent_doc_number] => 20230130450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => METHODS OF MELT BLENDING FLAME RETARDANT AND POLYMERIC COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/918183 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17918183 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/918183
METHODS OF MELT BLENDING FLAME RETARDANT AND POLYMERIC COMPOSITIONS Jun 30, 2021 Pending
Array ( [id] => 18552017 [patent_doc_number] => 20230250023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => CURED FIBER REINFORCED COMPOSITE [patent_app_type] => utility [patent_app_number] => 18/013282 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18013282 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/013282
CURED FIBER REINFORCED COMPOSITE Jun 27, 2021 Pending
Array ( [id] => 18511472 [patent_doc_number] => 20230227628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => Flame retardant and stabilizer combined for use with thermoplastics [patent_app_type] => utility [patent_app_number] => 18/010256 [patent_app_country] => US [patent_app_date] => 2021-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17567 [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] => 18010256 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010256
Flame retardant and stabilizer combined for use with thermoplastics Jun 15, 2021 Pending
Array ( [id] => 18726003 [patent_doc_number] => 20230340255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => COPOLYETHERESTER [patent_app_type] => utility [patent_app_number] => 17/996483 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7355 [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] => 17996483 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996483
COPOLYETHERESTER Jun 14, 2021 Abandoned
Array ( [id] => 18485067 [patent_doc_number] => 20230212388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => IMPROVED COPOLYETHERESTER [patent_app_type] => utility [patent_app_number] => 17/996481 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6172 [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] => 17996481 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996481
IMPROVED COPOLYETHERESTER Jun 14, 2021 Pending
Array ( [id] => 17141858 [patent_doc_number] => 20210309870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => Fabricating Porous Metallic Coatings Via Electrodeposition and Compositions Thereof [patent_app_type] => utility [patent_app_number] => 17/347508 [patent_app_country] => US [patent_app_date] => 2021-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7702 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17347508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/347508
Fabricating Porous Metallic Coatings Via Electrodeposition and Compositions Thereof Jun 13, 2021 Pending
Array ( [id] => 19793412 [patent_doc_number] => 12234345 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Flame retardant-stabilizer combination for thermoplastic polymers [patent_app_type] => utility [patent_app_number] => 18/010031 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5644 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18010031 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010031
Flame retardant-stabilizer combination for thermoplastic polymers Jun 10, 2021 Issued
Array ( [id] => 18265563 [patent_doc_number] => 20230086805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => PLASTIC PROCESSING SYSTEM AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/420374 [patent_app_country] => US [patent_app_date] => 2021-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -55 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17420374 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/420374
PLASTIC PROCESSING SYSTEM AND APPARATUS Jun 9, 2021 Pending
Array ( [id] => 17111925 [patent_doc_number] => 20210292522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => Terminal-Functionalized Polymer, Rubber Composition Containing Same And Related Processes [patent_app_type] => utility [patent_app_number] => 17/340588 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14219 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17340588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/340588
Terminal-functionalized polymer, rubber composition containing same and related processes Jun 6, 2021 Issued
Array ( [id] => 17258362 [patent_doc_number] => 20210371347 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => Composition Having Plasma-treated Silicon Carbide, Ultra-High Molecular Weight Polyethylene and Carbon Nanotube Fibers [patent_app_type] => utility [patent_app_number] => 17/334609 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [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] => 17334609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334609
Composition Having Plasma-treated Silicon Carbide, Ultra-High Molecular Weight Polyethylene and Carbon Nanotube Fibers May 27, 2021 Abandoned
Array ( [id] => 18511492 [patent_doc_number] => 20230227649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => WATER-SOLUBLE POLYMER COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/999761 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17999761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/999761
WATER-SOLUBLE POLYMER COMPOSITION May 26, 2021 Pending
Array ( [id] => 18485068 [patent_doc_number] => 20230212389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => FLAME-RETARDANT POLYCARBONATE COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/996355 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6660 [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] => 17996355 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996355
FLAME-RETARDANT POLYCARBONATE COMPOSITION May 4, 2021 Abandoned
Array ( [id] => 19076401 [patent_doc_number] => 11945751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Calcium aluminate cement and calcium sulfoaluminate cement catalysts in gypsum panels and use thereof [patent_app_type] => utility [patent_app_number] => 17/245862 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 11262 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17245862 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/245862
Calcium aluminate cement and calcium sulfoaluminate cement catalysts in gypsum panels and use thereof Apr 29, 2021 Issued
Array ( [id] => 18451812 [patent_doc_number] => 20230193091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => COMPOSITIONS CONTAINING HIGH MELT INDEX ETHYLENE/ALPHA-OLEFIN MULTI-BLOCK INTERPOLYMERS [patent_app_type] => utility [patent_app_number] => 17/997472 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17997472 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997472
COMPOSITIONS CONTAINING HIGH MELT INDEX ETHYLENE/ALPHA-OLEFIN MULTI-BLOCK INTERPOLYMERS Apr 28, 2021 Abandoned
Array ( [id] => 18497551 [patent_doc_number] => 20230220201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => POLYAMIDE COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/996546 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17996546 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996546
POLYAMIDE COMPOSITIONS Apr 28, 2021 Pending
Array ( [id] => 18391585 [patent_doc_number] => 20230159803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => REACTIVE HOT-MELT ADHESIVE COMPOSITION BASED ON ALPHA-SILANE-TERMINATED ORGANIC POLYMERS [patent_app_type] => utility [patent_app_number] => 17/919384 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17919384 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/919384
REACTIVE HOT-MELT ADHESIVE COMPOSITION BASED ON ALPHA-SILANE-TERMINATED ORGANIC POLYMERS Apr 22, 2021 Pending
Array ( [id] => 19325914 [patent_doc_number] => 12043579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => One step process of making sustainable hybrid magnesium cement [patent_app_type] => utility [patent_app_number] => 17/234131 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2498 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17234131 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/234131
One step process of making sustainable hybrid magnesium cement Apr 18, 2021 Issued
Array ( [id] => 18468990 [patent_doc_number] => 20230203274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [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] => 17/995978 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5223 [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] => 17995978 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/995978
ADDITIVE COMPOSITION AND USE THEREOF, CONDENSATION POLYMER COMPOSITION,MOLDING COMPOUND AND MOLDING COMPOUNDS PRODUCED THEREFROM, AND MOLDED PARTS AND USE THEREOF Apr 15, 2021 Pending
Array ( [id] => 18187627 [patent_doc_number] => 11578197 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Roofing compositions comprising linear low density polyethylene [patent_app_type] => utility [patent_app_number] => 17/230316 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4312 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230316 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230316
Roofing compositions comprising linear low density polyethylene Apr 13, 2021 Issued
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