Search

Silvana C. Runyan

Examiner (ID: 7990, Phone: (571)270-5415 , Office: P/3674 )

Most Active Art Unit
3674
Art Unit(s)
3676, 3674
Total Applications
1102
Issued Applications
829
Pending Applications
131
Abandoned Applications
189

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19300294 [patent_doc_number] => 20240228863 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/453024 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453024
INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS Aug 20, 2023 Pending
Array ( [id] => 19300294 [patent_doc_number] => 20240228863 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/453024 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453024
INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS Aug 20, 2023 Pending
Array ( [id] => 19300294 [patent_doc_number] => 20240228863 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/453024 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453024
INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS Aug 19, 2023 Pending
Array ( [id] => 19300294 [patent_doc_number] => 20240228863 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/453024 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453024
INJECTION AND HYDRAULIC FRACTURING FLUIDS CONTAINING ZWITTERIONIC SURFACTANTS AND RELATED METHODS Aug 19, 2023 Pending
Array ( [id] => 19717835 [patent_doc_number] => 12203362 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Injecting multiple tracer tag fluids into a wellbore [patent_app_type] => utility [patent_app_number] => 18/452304 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7596 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 381 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452304 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452304
Injecting multiple tracer tag fluids into a wellbore Aug 17, 2023 Issued
Array ( [id] => 19923452 [patent_doc_number] => 12297724 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-13 [patent_title] => Self-correcting flow in subsurface wells [patent_app_type] => utility [patent_app_number] => 18/234242 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2435 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18234242 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/234242
Self-correcting flow in subsurface wells Aug 14, 2023 Issued
Array ( [id] => 19769800 [patent_doc_number] => 20250051226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => CEMENTITIOUS MORTAR COMPOSITION AND METHODS OF PREPARATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/447767 [patent_app_country] => US [patent_app_date] => 2023-08-10 [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] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18447767 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/447767
CEMENTITIOUS MORTAR COMPOSITION AND METHODS OF PREPARATION THEREOF Aug 9, 2023 Pending
Array ( [id] => 20201675 [patent_doc_number] => 12404444 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method to reduce adsorption of cationic surfactants on carbonate rocks using methylene blue [patent_app_type] => utility [patent_app_number] => 18/364604 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 2547 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [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] => 18364604 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364604
Method to reduce adsorption of cationic surfactants on carbonate rocks using methylene blue Aug 2, 2023 Issued
Array ( [id] => 20201675 [patent_doc_number] => 12404444 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method to reduce adsorption of cationic surfactants on carbonate rocks using methylene blue [patent_app_type] => utility [patent_app_number] => 18/364604 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 2547 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [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] => 18364604 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364604
Method to reduce adsorption of cationic surfactants on carbonate rocks using methylene blue Aug 2, 2023 Issued
Array ( [id] => 19594648 [patent_doc_number] => 12152478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Process for reducing pressure in a well for well kill in a hydrocarbon recovery operation [patent_app_type] => utility [patent_app_number] => 18/226699 [patent_app_country] => US [patent_app_date] => 2023-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4457 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18226699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/226699
Process for reducing pressure in a well for well kill in a hydrocarbon recovery operation Jul 25, 2023 Issued
Array ( [id] => 18770054 [patent_doc_number] => 20230364824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => CARBONIZED BRICK OF RECYCLED CONCRETE POWDERS AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/358356 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 914 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18358356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/358356
CARBONIZED BRICK OF RECYCLED CONCRETE POWDERS AND PREPARATION METHOD THEREOF Jul 24, 2023 Pending
Array ( [id] => 18770054 [patent_doc_number] => 20230364824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => CARBONIZED BRICK OF RECYCLED CONCRETE POWDERS AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/358356 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 914 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18358356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/358356
CARBONIZED BRICK OF RECYCLED CONCRETE POWDERS AND PREPARATION METHOD THEREOF Jul 24, 2023 Pending
Array ( [id] => 19624598 [patent_doc_number] => 12163408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Process for workover of a well for a hydrocarbon recovery operation [patent_app_type] => utility [patent_app_number] => 18/225632 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4457 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225632 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225632
Process for workover of a well for a hydrocarbon recovery operation Jul 23, 2023 Issued
Array ( [id] => 19939226 [patent_doc_number] => 12311341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Catalysts that include a fibrous silica support and metal oxide nanoparticles and methods of making and using same [patent_app_type] => utility [patent_app_number] => 18/350352 [patent_app_country] => US [patent_app_date] => 2023-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18350352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/350352
Catalysts that include a fibrous silica support and metal oxide nanoparticles and methods of making and using same Jul 10, 2023 Issued
Array ( [id] => 19658682 [patent_doc_number] => 20240425747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => WELLBORE TREATMENT FLUIDS COMPRISING AMPHIPHILIC HYDPERBRANCHED COPOLYMER [patent_app_type] => utility [patent_app_number] => 18/340357 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18340357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340357
Wellbore treatment fluids comprising an amphiphilic hyperbranched copolymer Jun 22, 2023 Issued
Array ( [id] => 19658682 [patent_doc_number] => 20240425747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => WELLBORE TREATMENT FLUIDS COMPRISING AMPHIPHILIC HYDPERBRANCHED COPOLYMER [patent_app_type] => utility [patent_app_number] => 18/340357 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18340357 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340357
Wellbore treatment fluids comprising an amphiphilic hyperbranched copolymer Jun 22, 2023 Issued
Array ( [id] => 19580001 [patent_doc_number] => 12146101 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-19 [patent_title] => Method of enhancing oil recovery using citric acid-based additive [patent_app_type] => utility [patent_app_number] => 18/339274 [patent_app_country] => US [patent_app_date] => 2023-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 11060 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18339274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/339274
Method of enhancing oil recovery using citric acid-based additive Jun 21, 2023 Issued
Array ( [id] => 18709423 [patent_doc_number] => 20230332038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery [patent_app_type] => utility [patent_app_number] => 18/338434 [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] => 12314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18338434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338434
Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery Jun 20, 2023 Pending
Array ( [id] => 18709423 [patent_doc_number] => 20230332038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery [patent_app_type] => utility [patent_app_number] => 18/338434 [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] => 12314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18338434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338434
Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery Jun 20, 2023 Pending
Array ( [id] => 18709423 [patent_doc_number] => 20230332038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery [patent_app_type] => utility [patent_app_number] => 18/338434 [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] => 12314 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18338434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338434
Multi-Functional Compositions Comprising Concentrated Acids for Enhanced Oil and Gas Recovery Jun 20, 2023 Pending
Menu