Search

Anthony Derrell Barfield

Examiner (ID: 4571, Phone: (571)272-6852 , Office: P/3636 )

Most Active Art Unit
3636
Art Unit(s)
3624, 3507, 3636
Total Applications
2763
Issued Applications
2191
Pending Applications
173
Abandoned Applications
429

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19462755 [patent_doc_number] => 20240316424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => Golf Tee [patent_app_type] => utility [patent_app_number] => 18/731428 [patent_app_country] => US [patent_app_date] => 2024-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18731428 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/731428
Golf Tee Jun 2, 2024 Pending
Array ( [id] => 19449661 [patent_doc_number] => 20240309791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => WATER DRAINAGE ASSEMBLIES FOR AFTERTREATMENT SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/679278 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18679278 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/679278
Water drainage assemblies for aftertreatment systems May 29, 2024 Issued
Array ( [id] => 19962206 [patent_doc_number] => 12331695 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-17 [patent_title] => Apparatus of controlling engine and method thereof [patent_app_type] => utility [patent_app_number] => 18/664651 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 18664651 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/664651
Apparatus of controlling engine and method thereof May 14, 2024 Issued
Array ( [id] => 19659237 [patent_doc_number] => 20240426302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => INTAKES AND GAS SEPARATORS FOR DOWNHOLE PUMPS, AND RELATED APPARATUSES AND METHODS [patent_app_type] => utility [patent_app_number] => 18/664082 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -41 [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] => 18664082 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/664082
INTAKES AND GAS SEPARATORS FOR DOWNHOLE PUMPS, AND RELATED APPARATUSES AND METHODS May 13, 2024 Pending
Array ( [id] => 19587152 [patent_doc_number] => 20240384709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => SYSTEMS AND METHODS FOR COMPRESSED AIR ENERGY STORAGE AND CONTROL THEREOF [patent_app_type] => utility [patent_app_number] => 18/662198 [patent_app_country] => US [patent_app_date] => 2024-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18662198 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/662198
Systems and methods for compressed air energy storage and control thereof May 12, 2024 Issued
Array ( [id] => 19557284 [patent_doc_number] => 20240369076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => Pump [patent_app_type] => utility [patent_app_number] => 18/653728 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18653728 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653728
Pump May 1, 2024 Pending
Array ( [id] => 19361596 [patent_doc_number] => 20240263630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => Packing Leakage Detection System and Method [patent_app_type] => utility [patent_app_number] => 18/639703 [patent_app_country] => US [patent_app_date] => 2024-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5586 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18639703 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/639703
Packing Leakage Detection System and Method Apr 17, 2024 Pending
Array ( [id] => 19512823 [patent_doc_number] => 20240344509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => DOUBLE MEMBRANE PUMP [patent_app_type] => utility [patent_app_number] => 18/635512 [patent_app_country] => US [patent_app_date] => 2024-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7770 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18635512 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/635512
Double membrane pump Apr 14, 2024 Issued
Array ( [id] => 20373056 [patent_doc_number] => 12480485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Multifunctional inflation pump [patent_app_type] => utility [patent_app_number] => 18/618625 [patent_app_country] => US [patent_app_date] => 2024-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18618625 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/618625
Multifunctional inflation pump Mar 26, 2024 Issued
Array ( [id] => 19916625 [patent_doc_number] => 12291984 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Method for evaluating an exhaust NOx sensor in the exhaust system of spark ignition internal combustion engine [patent_app_type] => utility [patent_app_number] => 18/614730 [patent_app_country] => US [patent_app_date] => 2024-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614730 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614730
Method for evaluating an exhaust NOx sensor in the exhaust system of spark ignition internal combustion engine Mar 23, 2024 Issued
Array ( [id] => 19717914 [patent_doc_number] => 12203441 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-01-21 [patent_title] => Fluid turbine configured for moment-arm and thrust-force load control [patent_app_type] => utility [patent_app_number] => 18/608697 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2607 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18608697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608697
Fluid turbine configured for moment-arm and thrust-force load control Mar 17, 2024 Issued
Array ( [id] => 20233121 [patent_doc_number] => 20250290440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => TURBOCHARGER TURBINE HOUSING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/607082 [patent_app_country] => US [patent_app_date] => 2024-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4940 [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] => 18607082 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/607082
Turbocharger turbine housing assembly Mar 14, 2024 Issued
Array ( [id] => 19480372 [patent_doc_number] => 20240328414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => ELECTRONIC OIL PUMP [patent_app_type] => utility [patent_app_number] => 18/605693 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18605693 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/605693
ELECTRONIC OIL PUMP Mar 13, 2024 Pending
Array ( [id] => 19346225 [patent_doc_number] => 20240255188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => HORIZONTAL DRILLING FOR GEOTHERMAL WELLS [patent_app_type] => utility [patent_app_number] => 18/601797 [patent_app_country] => US [patent_app_date] => 2024-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18601797 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/601797
HORIZONTAL DRILLING FOR GEOTHERMAL WELLS Mar 10, 2024 Abandoned
Array ( [id] => 20330383 [patent_doc_number] => 12460654 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Fan with electromagnetic radiation shielding structure [patent_app_type] => utility [patent_app_number] => 18/581578 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1033 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 18581578 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581578
Fan with electromagnetic radiation shielding structure Feb 19, 2024 Issued
Array ( [id] => 19218586 [patent_doc_number] => 20240183290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => DYNAMIC CYLINDER DEACTIVATION LIFE FACTOR TO MODIFY CYLINDER DEACTIVATION STRATEGY [patent_app_type] => utility [patent_app_number] => 18/440939 [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] => 13689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18440939 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/440939
Dynamic cylinder deactivation life factor to modify cylinder deactivation strategy Feb 12, 2024 Issued
Array ( [id] => 20136729 [patent_doc_number] => 20250243773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => CERAMIC ABRADABLE COATING WITH CONTROLLABLE HARDNESS AND ABRADABILITY [patent_app_type] => utility [patent_app_number] => 18/428738 [patent_app_country] => US [patent_app_date] => 2024-01-31 [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] => -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] => 18428738 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/428738
CERAMIC ABRADABLE COATING WITH CONTROLLABLE HARDNESS AND ABRADABILITY Jan 30, 2024 Pending
Array ( [id] => 19970204 [patent_doc_number] => 12338802 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => System and method for generation and extraction of fossil fuel and hydrogen from a geologic formation with increased energy efficiency [patent_app_type] => utility [patent_app_number] => 18/419498 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [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] => 18419498 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/419498
System and method for generation and extraction of fossil fuel and hydrogen from a geologic formation with increased energy efficiency Jan 21, 2024 Issued
Array ( [id] => 19381960 [patent_doc_number] => 20240271830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => Geothermal Power Generation System [patent_app_type] => utility [patent_app_number] => 18/417951 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417951 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417951
Geothermal Power Generation System Jan 18, 2024 Abandoned
Array ( [id] => 19158466 [patent_doc_number] => 20240151173 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => HIGH POWER DENSITY INSULATED EXHAUST HEATING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/417448 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4823 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18417448 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417448
High power density insulated exhaust heating system Jan 18, 2024 Issued
Menu