Search

Robert T. Butcher

Examiner (ID: 16692, Phone: (571)270-3514 , Office: P/1768 )

Most Active Art Unit
1768
Art Unit(s)
1768, 1764, 1762
Total Applications
1051
Issued Applications
683
Pending Applications
113
Abandoned Applications
289

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18065638 [patent_doc_number] => 20220396725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-15 [patent_title] => BRANCHED POLYETHYLENEIMINE (B-PE) AS OILFIELD METAL NAPHTHENATE INHIBITORS [patent_app_type] => utility [patent_app_number] => 17/327412 [patent_app_country] => US [patent_app_date] => 2021-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7201 [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] => 17327412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/327412
Branched polyethyleneimine (B-PE) as oilfield metal naphthenate inhibitors May 20, 2021 Issued
Array ( [id] => 17243665 [patent_doc_number] => 20210363408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => QUANTUM DOT NANOFLUIDS [patent_app_type] => utility [patent_app_number] => 17/324532 [patent_app_country] => US [patent_app_date] => 2021-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12588 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17324532 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/324532
QUANTUM DOT NANOFLUIDS May 18, 2021 Abandoned
Array ( [id] => 17727904 [patent_doc_number] => 11384282 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-07-12 [patent_title] => One-component type multi-functional fracturing fluid additive and process for preparing the same [patent_app_type] => utility [patent_app_number] => 17/315971 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3462 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315971 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315971
One-component type multi-functional fracturing fluid additive and process for preparing the same May 9, 2021 Issued
Array ( [id] => 17756348 [patent_doc_number] => 11396632 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-26 [patent_title] => Antifouling compositions for petroleum process streams [patent_app_type] => utility [patent_app_number] => 17/245457 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9590 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17245457 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/245457
Antifouling compositions for petroleum process streams Apr 29, 2021 Issued
Array ( [id] => 20372612 [patent_doc_number] => 12480036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Polyanionic surfactants and methods of making and using thereof [patent_app_type] => utility [patent_app_number] => 17/920973 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 31209 [patent_no_of_claims] => 14 [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] => 17920973 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920973
Polyanionic surfactants and methods of making and using thereof Apr 25, 2021 Issued
Array ( [id] => 18436283 [patent_doc_number] => 20230183577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => POLYANIONIC SURFACTANTS AND METHODS OF MAKING AND USING THEREOF [patent_app_type] => utility [patent_app_number] => 17/920975 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17920975 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920975
Polyanionic surfactants and methods of making and using thereof Apr 25, 2021 Issued
Array ( [id] => 18436284 [patent_doc_number] => 20230183578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => POLYANIONIC SURFACTANTS AND METHODS OF MAKING AND USING THEREOF [patent_app_type] => utility [patent_app_number] => 17/920977 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17920977 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920977
POLYANIONIC SURFACTANTS AND METHODS OF MAKING AND USING THEREOF Apr 25, 2021 Pending
Array ( [id] => 18567312 [patent_doc_number] => 20230257644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => POLYANIONIC SURFACTANTS AND METHODS OF MAKING AND USING THEREOF [patent_app_type] => utility [patent_app_number] => 17/920979 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35781 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [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] => 17920979 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/920979
POLYANIONIC SURFACTANTS AND METHODS OF MAKING AND USING THEREOF Apr 25, 2021 Pending
Array ( [id] => 17713601 [patent_doc_number] => 11377584 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-07-05 [patent_title] => Nanodissolver for iron sulfide scale removal [patent_app_type] => utility [patent_app_number] => 17/238772 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4390 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17238772 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/238772
Nanodissolver for iron sulfide scale removal Apr 22, 2021 Issued
Array ( [id] => 18405920 [patent_doc_number] => 20230167271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => ADDITIVE FOR ORGANIC CONDUCTOR, METHOD FOR PRODUCING SAME, ORGANIC CONDUCTOR, AND ELECTROLYTIC CAPACITOR [patent_app_type] => utility [patent_app_number] => 17/922549 [patent_app_country] => US [patent_app_date] => 2021-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17922549 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922549
ADDITIVE FOR ORGANIC CONDUCTOR, METHOD FOR PRODUCING SAME, ORGANIC CONDUCTOR, AND ELECTROLYTIC CAPACITOR Apr 18, 2021 Pending
Array ( [id] => 18440405 [patent_doc_number] => 20230187700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => 1,4-DIOXANE SLOVATE OF LITHIUM DIFLUOROBIS(OXALATO)PHOSPHATE, METHOD FOR PREPARING THE SAME, AND ELECTROLYTE COMPOSITION COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/919085 [patent_app_country] => US [patent_app_date] => 2021-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17919085 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/919085
1,4-dioxane slovate of lithium difluorobis(oxalato)phosphate, method for preparing the same, and electrolyte composition comprising the same Apr 14, 2021 Issued
Array ( [id] => 17126425 [patent_doc_number] => 20210301193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => OIL-BASED SLURRIES AND METHODS FOR MAKING THEREOF [patent_app_type] => utility [patent_app_number] => 17/301060 [patent_app_country] => US [patent_app_date] => 2021-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5262 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17301060 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301060
Oil-based slurries and methods for making thereof Mar 22, 2021 Issued
Array ( [id] => 17867301 [patent_doc_number] => 20220290037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => IONIC LIQUID ENHANCED SURFACTANT SOLUTION FOR SPONTANEOUS IMBIBITION IN FRACTURED CARBONATE RESERVOIRS [patent_app_type] => utility [patent_app_number] => 17/201315 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6677 [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] => 17201315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/201315
Ionic liquid enhanced surfactant solution for spontaneous imbibition in fractured carbonate reservoirs Mar 14, 2021 Issued
Array ( [id] => 17214713 [patent_doc_number] => 20210348050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => Chemical Additives for Enhancing the Performance of Friction Reducer Solution and its Applications Thereof [patent_app_type] => utility [patent_app_number] => 17/191380 [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] => 13751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17191380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/191380
Chemical Additives for Enhancing the Performance of Friction Reducer Solution and its Applications Thereof Mar 2, 2021 Pending
Array ( [id] => 17052416 [patent_doc_number] => 20210261850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => COMPOSITIONS FOR BITUMEN, ASPHALTENE, PARAFFIN, SOIL CONTAMINANT REMOVAL, FACILITY CLEANING, AND RESERVOIR PRODUCTION ENHANCEMENT [patent_app_type] => utility [patent_app_number] => 17/187400 [patent_app_country] => US [patent_app_date] => 2021-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17187400 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/187400
COMPOSITIONS FOR BITUMEN, ASPHALTENE, PARAFFIN, SOIL CONTAMINANT REMOVAL, FACILITY CLEANING, AND RESERVOIR PRODUCTION ENHANCEMENT Feb 25, 2021 Abandoned
Array ( [id] => 17859914 [patent_doc_number] => 11441061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Water-based drilling fluid compositions and methods for drilling subterranean wells [patent_app_type] => utility [patent_app_number] => 17/183802 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9229 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17183802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/183802
Water-based drilling fluid compositions and methods for drilling subterranean wells Feb 23, 2021 Issued
Array ( [id] => 18380158 [patent_doc_number] => 20230155248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/801416 [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] => 10788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17801416 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801416
SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY Feb 18, 2021 Pending
Array ( [id] => 18113364 [patent_doc_number] => 20230006244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => SOLID ELECTROLYTE, METHOD FOR PRODUCING SOLID ELECTROLYTE, AND ENERGY STORAGE DEVICE [patent_app_type] => utility [patent_app_number] => 17/802329 [patent_app_country] => US [patent_app_date] => 2021-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15037 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17802329 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/802329
SOLID ELECTROLYTE, METHOD FOR PRODUCING SOLID ELECTROLYTE, AND ENERGY STORAGE DEVICE Feb 17, 2021 Pending
Array ( [id] => 17022488 [patent_doc_number] => 20210246359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => PROCESS FOR REMOVAL OF CONTAMINANTS FROM OFFSHORE OIL AND GAS PIPELINES [patent_app_type] => utility [patent_app_number] => 17/172140 [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] => 3236 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17172140 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/172140
PROCESS FOR REMOVAL OF CONTAMINANTS FROM OFFSHORE OIL AND GAS PIPELINES Feb 9, 2021 Abandoned
Array ( [id] => 16855099 [patent_doc_number] => 20210155844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => ANTI-CORROSION FORMULATIONS WITH STORAGE STABILITY [patent_app_type] => utility [patent_app_number] => 17/160962 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17160962 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/160962
Anti-corrosion formulations with storage stability Jan 27, 2021 Issued
Menu