Search

Ryan C. Rufo

Examiner (ID: 14623, Phone: (571)272-4604 , Office: P/3722 )

Most Active Art Unit
3722
Art Unit(s)
3724, 3722
Total Applications
755
Issued Applications
416
Pending Applications
94
Abandoned Applications
269

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20377991 [patent_doc_number] => 20250360484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => FUNCTIONALIZED SILICA NANOPARTICLES FOR LEAD ADSORPTION [patent_app_type] => utility [patent_app_number] => 19/202663 [patent_app_country] => US [patent_app_date] => 2025-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19202663 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/202663
Functionalized silica nanoparticles for lead adsorption May 7, 2025 Issued
Array ( [id] => 20059004 [patent_doc_number] => 20250197226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => METHOD FOR PRODUCING SPHERICAL SILICA PARTICLES [patent_app_type] => utility [patent_app_number] => 19/063744 [patent_app_country] => US [patent_app_date] => 2025-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19063744 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/063744
Method for producing spherical silica particles Feb 25, 2025 Issued
Array ( [id] => 20426392 [patent_doc_number] => 20250388479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => FIBER-REINFORCED DOUBLE-NETWORK AEROGEL COMPOSITE ARTICLES AND METHODS OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/991308 [patent_app_country] => US [patent_app_date] => 2024-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3187 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18991308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/991308
FIBER-REINFORCED DOUBLE-NETWORK AEROGEL COMPOSITE ARTICLES AND METHODS OF MANUFACTURE Dec 19, 2024 Pending
Array ( [id] => 20372312 [patent_doc_number] => 12479734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Aerogel composite [patent_app_type] => utility [patent_app_number] => 18/987296 [patent_app_country] => US [patent_app_date] => 2024-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 15811 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18987296 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/987296
Aerogel composite Dec 18, 2024 Issued
Array ( [id] => 20348926 [patent_doc_number] => 20250345778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => HYDROGEN GAS FORMATION WITHOUT CARBON OXIDE CONTENT [patent_app_type] => utility [patent_app_number] => 18/908876 [patent_app_country] => US [patent_app_date] => 2024-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18908876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/908876
HYDROGEN GAS FORMATION WITHOUT CARBON OXIDE CONTENT Oct 7, 2024 Pending
Array ( [id] => 19623207 [patent_doc_number] => 12162000 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-10 [patent_title] => Hydrogen production by red mud-supported nickel-based catalysts and methods of preparation thereof [patent_app_type] => utility [patent_app_number] => 18/746132 [patent_app_country] => US [patent_app_date] => 2024-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7375 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18746132 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/746132
Hydrogen production by red mud-supported nickel-based catalysts and methods of preparation thereof Jun 17, 2024 Issued
Array ( [id] => 19463923 [patent_doc_number] => 20240317592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => COLLOIDAL SILICA AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 18/733253 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18733253 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/733253
Colloidal silica and method for producing same Jun 3, 2024 Issued
Array ( [id] => 19939222 [patent_doc_number] => 12311337 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Functionalized silica nanoparticles for lead adsorption [patent_app_type] => utility [patent_app_number] => 18/670093 [patent_app_country] => US [patent_app_date] => 2024-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18670093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/670093
Functionalized silica nanoparticles for lead adsorption May 20, 2024 Issued
Array ( [id] => 20082587 [patent_doc_number] => 12356687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => SiC epitaxial wafer and method for manufacturing SiC epitaxial wafer [patent_app_type] => utility [patent_app_number] => 18/646141 [patent_app_country] => US [patent_app_date] => 2024-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4864 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18646141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/646141
SiC epitaxial wafer and method for manufacturing SiC epitaxial wafer Apr 24, 2024 Issued
Array ( [id] => 19248446 [patent_doc_number] => 20240199432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => METHOD FOR MANUFACTURING SILICA SOL [patent_app_type] => utility [patent_app_number] => 18/595187 [patent_app_country] => US [patent_app_date] => 2024-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18595187 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/595187
METHOD FOR MANUFACTURING SILICA SOL Mar 3, 2024 Pending
Array ( [id] => 19218370 [patent_doc_number] => 20240183074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => OXYGEN-DOPED GROUP III METAL NITRIDE AND METHOD OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/440646 [patent_app_country] => US [patent_app_date] => 2024-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11381 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18440646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/440646
OXYGEN-DOPED GROUP III METAL NITRIDE AND METHOD OF MANUFACTURE Feb 12, 2024 Abandoned
Array ( [id] => 19127723 [patent_doc_number] => 20240133076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => OXYGEN-DOPED GROUP III METAL NITRIDE AND METHOD OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/542594 [patent_app_country] => US [patent_app_date] => 2023-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11359 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18542594 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/542594
Oxygen-doped group III metal nitride and method of manufacture Dec 15, 2023 Issued
Array ( [id] => 19623204 [patent_doc_number] => 12161997 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Aqueous methods for titanating a chromium/silica catalyst [patent_app_type] => utility [patent_app_number] => 18/522357 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20830 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18522357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522357
Aqueous methods for titanating a chromium/silica catalyst Nov 28, 2023 Issued
Array ( [id] => 19623962 [patent_doc_number] => 12162766 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-10 [patent_title] => Aerogel composite [patent_app_type] => utility [patent_app_number] => 18/386103 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21590 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18386103 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386103
Aerogel composite Oct 31, 2023 Issued
Array ( [id] => 18939778 [patent_doc_number] => 20240034917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => BIO-BASED BINDER SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/487606 [patent_app_country] => US [patent_app_date] => 2023-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18487606 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487606
Bio-based binder systems Oct 15, 2023 Issued
Array ( [id] => 18860689 [patent_doc_number] => 20230415124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => OXYGEN CARRYING MATERIALS WITH SURFACE MODIFICATION FOR REDOX-BASED CATALYSIS AND METHODS OF MAKING AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/463531 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18463531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463531
OXYGEN CARRYING MATERIALS WITH SURFACE MODIFICATION FOR REDOX-BASED CATALYSIS AND METHODS OF MAKING AND USES THEREOF Sep 7, 2023 Pending
Array ( [id] => 19824856 [patent_doc_number] => 12245603 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-03-11 [patent_title] => Mitigation of invasive fish in rivers and lakes [patent_app_type] => utility [patent_app_number] => 18/455789 [patent_app_country] => US [patent_app_date] => 2023-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 16094 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18455789 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/455789
Mitigation of invasive fish in rivers and lakes Aug 24, 2023 Issued
Array ( [id] => 19463915 [patent_doc_number] => 20240317584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => MANUFACTURING METHOD OF CARBON-COATED LITHIUM IRON PHOSPHATE MATERIAL [patent_app_type] => utility [patent_app_number] => 18/227444 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18227444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227444
MANUFACTURING METHOD OF CARBON-COATED LITHIUM IRON PHOSPHATE MATERIAL Jul 27, 2023 Pending
Array ( [id] => 18877963 [patent_doc_number] => 20240001332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => NOXIOUS GAS PURIFICANT AND ITS PREPARATION AND PURIFICATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/332712 [patent_app_country] => US [patent_app_date] => 2023-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14131 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332712 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332712
Noxious gas purificant and its preparation and purification method thereof Jun 9, 2023 Issued
Array ( [id] => 19613607 [patent_doc_number] => 20240399287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => SOFT SENSING ALKANOLAMINE CONCENTRATION FOR INTELLIGENT CIRCULATION OPTIMIZATION [patent_app_type] => utility [patent_app_number] => 18/325778 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18325778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325778
SOFT SENSING ALKANOLAMINE CONCENTRATION FOR INTELLIGENT CIRCULATION OPTIMIZATION May 29, 2023 Pending
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