Search

Nathan M. Johnston

Examiner (ID: 11902)

Most Active Art Unit
2919
Art Unit(s)
2919, 2932
Total Applications
2277
Issued Applications
2258
Pending Applications
4
Abandoned Applications
25

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19832417 [patent_doc_number] => 20250084203 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => STRONG BINDING METAL-CHELATING RESINS [patent_app_type] => utility [patent_app_number] => 18/954867 [patent_app_country] => US [patent_app_date] => 2024-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 393 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18954867 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/954867
Strong binding metal-chelating resins Nov 20, 2024 Issued
Array ( [id] => 19642995 [patent_doc_number] => 20240417515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => SCHIFF BASE OLIGOMERS [patent_app_type] => utility [patent_app_number] => 18/811482 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18811482 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/811482
Schiff base oligomers Aug 20, 2024 Issued
Array ( [id] => 19572030 [patent_doc_number] => 20240376322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => LOW-TEMPERATURE CURE ADHESION PROMOTER AND PRIMER FOR SUBSTRATES [patent_app_type] => utility [patent_app_number] => 18/661064 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11436 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18661064 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/661064
LOW-TEMPERATURE CURE ADHESION PROMOTER AND PRIMER FOR SUBSTRATES May 9, 2024 Pending
Array ( [id] => 19332675 [patent_doc_number] => 20240247105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => POLYANILINE COMPOSITIONS, ARTICLES THEREOF, AND METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 18/624456 [patent_app_country] => US [patent_app_date] => 2024-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10964 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18624456 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/624456
Polyaniline compositions, articles thereof, and methods thereof Apr 1, 2024 Issued
Array ( [id] => 19345314 [patent_doc_number] => 20240254277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => POLYMER, LEVELING AGENT AND PREPARATION METHOD THEREOF, ELECTROPLATING SOLUTION, AND ELECTROPLATING METHOD [patent_app_type] => utility [patent_app_number] => 18/620558 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10905 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18620558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/620558
POLYMER, LEVELING AGENT AND PREPARATION METHOD THEREOF, ELECTROPLATING SOLUTION, AND ELECTROPLATING METHOD Mar 27, 2024 Pending
Array ( [id] => 19961671 [patent_doc_number] => 12331156 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Chemical-resistant protective film forming composition containing hydroxyaryl-terminated polymer [patent_app_type] => utility [patent_app_number] => 18/616255 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4485 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18616255 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/616255
Chemical-resistant protective film forming composition containing hydroxyaryl-terminated polymer Mar 25, 2024 Issued
Array ( [id] => 20301563 [patent_doc_number] => 12447536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Cutting tool [patent_app_type] => utility [patent_app_number] => 19/102434 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2444 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19102434 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/102434
Cutting tool Mar 18, 2024 Issued
Array ( [id] => 20271134 [patent_doc_number] => 12440900 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Cutting tool [patent_app_type] => utility [patent_app_number] => 19/102429 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2452 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19102429 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/102429
Cutting tool Mar 18, 2024 Issued
Array ( [id] => 19389329 [patent_doc_number] => 20240279199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => PROCESS FOR THE MANUFACTURING OF A POLYMER WITH URETHANE GROUPS [patent_app_type] => utility [patent_app_number] => 18/595535 [patent_app_country] => US [patent_app_date] => 2024-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10336 [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] => 18595535 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/595535
PROCESS FOR THE MANUFACTURING OF A POLYMER WITH URETHANE GROUPS Mar 4, 2024 Pending
Array ( [id] => 20445327 [patent_doc_number] => 20260002044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => RESIN COMPOSITION FOR SEALING MATERIAL, SEALING MATERIAL INCLUDING RESIN COMPOSITION, AND SOLID POLYMER FUEL CELL AND WATER ELECTROLYZER INCLUDING SEALING MATERIAL [patent_app_type] => utility [patent_app_number] => 18/838879 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18838879 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838879
RESIN COMPOSITION FOR SEALING MATERIAL, SEALING MATERIAL INCLUDING RESIN COMPOSITION, AND SOLID POLYMER FUEL CELL AND WATER ELECTROLYZER INCLUDING SEALING MATERIAL Feb 5, 2024 Pending
Array ( [id] => 20007541 [patent_doc_number] => 20250145763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => PEKK MANUFACTURING PROCESS [patent_app_type] => utility [patent_app_number] => 18/503546 [patent_app_country] => US [patent_app_date] => 2023-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18503546 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/503546
PEKK MANUFACTURING PROCESS Nov 6, 2023 Pending
Array ( [id] => 18987849 [patent_doc_number] => 20240059818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => METHYL METHACRYLATE-CONTAINING COMPOSITION AND METHYL METHACRYLATE POLYMER PRODUCTION METHOD [patent_app_type] => utility [patent_app_number] => 18/383440 [patent_app_country] => US [patent_app_date] => 2023-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14256 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [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] => 18383440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/383440
METHYL METHACRYLATE-CONTAINING COMPOSITION AND METHYL METHACRYLATE POLYMER PRODUCTION METHOD Oct 23, 2023 Pending
Array ( [id] => 19003705 [patent_doc_number] => 20240067776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => METHOD FOR PREPARING POLYETHER CARBONATES [patent_app_type] => utility [patent_app_number] => 18/375602 [patent_app_country] => US [patent_app_date] => 2023-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18375602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/375602
METHOD FOR PREPARING POLYETHER CARBONATES Oct 1, 2023 Abandoned
Array ( [id] => 19876972 [patent_doc_number] => 20250109229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => METHOD OF PRODUCING FUNCTIONALIZED POLYMERS, RUBBER COMPOSITION, AND PNEUMATIC TIRE [patent_app_type] => utility [patent_app_number] => 18/476714 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18476714 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476714
METHOD OF PRODUCING FUNCTIONALIZED POLYMERS, RUBBER COMPOSITION, AND PNEUMATIC TIRE Sep 27, 2023 Pending
Array ( [id] => 18861986 [patent_doc_number] => 20230416422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => COMPOSITION, METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE, POLYMER, AND METHOD FOR MANUFACTURING POLYMER [patent_app_type] => utility [patent_app_number] => 18/244460 [patent_app_country] => US [patent_app_date] => 2023-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10677 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18244460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/244460
COMPOSITION, METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE, POLYMER, AND METHOD FOR MANUFACTURING POLYMER Sep 10, 2023 Pending
Array ( [id] => 18844750 [patent_doc_number] => 20230407154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => BLOCKED POLYURETHANE TOUGHENERS FOR EPOXY ADHESIVES [patent_app_type] => utility [patent_app_number] => 18/456677 [patent_app_country] => US [patent_app_date] => 2023-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18456677 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/456677
BLOCKED POLYURETHANE TOUGHENERS FOR EPOXY ADHESIVES Aug 27, 2023 Abandoned
Array ( [id] => 19172737 [patent_doc_number] => 20240158711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => AROMATIC AND AROMATIC-LIKE CONTAINING MEDIA LUBRICANTS FOR DATA STORAGE DEVICES [patent_app_type] => utility [patent_app_number] => 18/230584 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8436 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18230584 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/230584
AROMATIC AND AROMATIC-LIKE CONTAINING MEDIA LUBRICANTS FOR DATA STORAGE DEVICES Aug 3, 2023 Pending
Array ( [id] => 19418582 [patent_doc_number] => 20240294705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => TRANSITION METAL COMPLEX CATALYST COMPOSITION FOR POLYMERIZATION OF MONOMER HAVING CYCLIC ESTER GROUP AND METHOD OF PRODUCING POLYMER USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/223304 [patent_app_country] => US [patent_app_date] => 2023-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18223304 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/223304
TRANSITION METAL COMPLEX CATALYST COMPOSITION FOR POLYMERIZATION OF MONOMER HAVING CYCLIC ESTER GROUP AND METHOD OF PRODUCING POLYMER USING THE SAME Jul 17, 2023 Pending
Array ( [id] => 18754090 [patent_doc_number] => 20230357467 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => FLUORINE-CONTAINING COPOLYMER PRODUCTION METHOD AND FLUORINE-CONTAINING COPOLYMER [patent_app_type] => utility [patent_app_number] => 18/347932 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9423 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18347932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347932
FLUORINE-CONTAINING COPOLYMER PRODUCTION METHOD AND FLUORINE-CONTAINING COPOLYMER Jul 5, 2023 Pending
Array ( [id] => 19457770 [patent_doc_number] => 12098250 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Schiff base oligomers [patent_app_type] => utility [patent_app_number] => 18/338413 [patent_app_country] => US [patent_app_date] => 2023-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12142 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18338413 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338413
Schiff base oligomers Jun 20, 2023 Issued
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