Search

Charles Grant Freay

Examiner (ID: 5456, Phone: (571)272-4827 , Office: P/3746 )

Most Active Art Unit
3746
Art Unit(s)
3727, 3403, 3746, 3304, 2899
Total Applications
3911
Issued Applications
3057
Pending Applications
360
Abandoned Applications
518

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18452455 [patent_doc_number] => 20230193734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => FRACTURING EQUIPMENT HAVING MULTIPLE ELECTRIC-POWER SUPPLIES [patent_app_type] => utility [patent_app_number] => 18/167676 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18167676 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/167676
Fracturing equipment having multiple electric-power supplies Feb 9, 2023 Issued
Array ( [id] => 18436774 [patent_doc_number] => 20230184068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => SYSTEM AND METHOD FOR EVALUATING RECIPROCATING DOWNHOLE PUMP DATA USING POLAR COORDINATE ANALYTICS [patent_app_type] => utility [patent_app_number] => 18/105992 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105992 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105992
SYSTEM AND METHOD FOR EVALUATING RECIPROCATING DOWNHOLE PUMP DATA USING POLAR COORDINATE ANALYTICS Feb 5, 2023 Abandoned
Array ( [id] => 18392163 [patent_doc_number] => 20230160382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => FLUID END [patent_app_type] => utility [patent_app_number] => 18/157973 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28357 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18157973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/157973
Fluid end Jan 22, 2023 Issued
Array ( [id] => 19374473 [patent_doc_number] => 12066030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Fluid pump having at least one impeller blade and a support device [patent_app_type] => utility [patent_app_number] => 18/098761 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 33 [patent_no_of_words] => 4591 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098761 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098761
Fluid pump having at least one impeller blade and a support device Jan 18, 2023 Issued
Array ( [id] => 18658491 [patent_doc_number] => 20230304487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => DIAPHRAGM POSITION CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 18/146744 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18146744 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/146744
Diaphragm position control system Dec 26, 2022 Issued
Array ( [id] => 18758197 [patent_doc_number] => 20230361667 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => ELECTROMAGNETIC PUMP [patent_app_type] => utility [patent_app_number] => 18/084880 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 443 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084880
Electromagnetic pump Dec 19, 2022 Issued
Array ( [id] => 19904651 [patent_doc_number] => 12281648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Fracturing equipment [patent_app_type] => utility [patent_app_number] => 18/066499 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18066499 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/066499
Fracturing equipment Dec 14, 2022 Issued
Array ( [id] => 19203535 [patent_doc_number] => 20240175434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => NOISE REDUCTION MEDIA FOR A RECIPROCATING COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/994604 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6323 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994604 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994604
Noise reduction media for a reciprocating compressor Nov 27, 2022 Issued
Array ( [id] => 18315511 [patent_doc_number] => 11629584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods [patent_app_type] => utility [patent_app_number] => 17/976095 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 11793 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17976095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/976095
Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods Oct 27, 2022 Issued
Array ( [id] => 19643766 [patent_doc_number] => 20240418286 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => PIEZOELECTRIC VALVE [patent_app_type] => utility [patent_app_number] => 18/701637 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 676 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18701637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/701637
PIEZOELECTRIC VALVE Oct 20, 2022 Abandoned
Array ( [id] => 18794516 [patent_doc_number] => 11828277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Turbine-driven fracturing system on semi-trailer [patent_app_type] => utility [patent_app_number] => 18/047863 [patent_app_country] => US [patent_app_date] => 2022-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 9225 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18047863 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/047863
Turbine-driven fracturing system on semi-trailer Oct 18, 2022 Issued
Array ( [id] => 19098581 [patent_doc_number] => 20240117809 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => SUBMERSIBLE OR CENTRIFUGAL WATER PUMPS [patent_app_type] => utility [patent_app_number] => 17/960628 [patent_app_country] => US [patent_app_date] => 2022-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1362 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17960628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/960628
SUBMERSIBLE OR CENTRIFUGAL WATER PUMPS Oct 4, 2022 Abandoned
Array ( [id] => 18748952 [patent_doc_number] => 11808254 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Fluid end assembly [patent_app_type] => utility [patent_app_number] => 17/957211 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 81 [patent_figures_cnt] => 124 [patent_no_of_words] => 18652 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [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] => 17957211 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/957211
Fluid end assembly Sep 29, 2022 Issued
Array ( [id] => 19065820 [patent_doc_number] => 20240100246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => REUSABLE FLUID PUMPING DEVICE [patent_app_type] => utility [patent_app_number] => 17/951786 [patent_app_country] => US [patent_app_date] => 2022-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4947 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17951786 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/951786
REUSABLE FLUID PUMPING DEVICE Sep 22, 2022 Pending
Array ( [id] => 20202071 [patent_doc_number] => 12404846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Electronic pressure compensated hydraulic motor pump with variable output power [patent_app_type] => utility [patent_app_number] => 17/933978 [patent_app_country] => US [patent_app_date] => 2022-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1166 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17933978 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/933978
Electronic pressure compensated hydraulic motor pump with variable output power Sep 20, 2022 Issued
Array ( [id] => 18636871 [patent_doc_number] => 11761460 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Motorized pressure exchanger with a low-pressure centerbore [patent_app_type] => utility [patent_app_number] => 17/900663 [patent_app_country] => US [patent_app_date] => 2022-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 10534 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17900663 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/900663
Motorized pressure exchanger with a low-pressure centerbore Aug 30, 2022 Issued
Array ( [id] => 18240468 [patent_doc_number] => 20230072779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => PUMP, CHEMICAL LIQUID SUPPLYING UNIT, AND SUBSTRATE TREATING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/900761 [patent_app_country] => US [patent_app_date] => 2022-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17900761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/900761
Pump, chemical liquid supplying unit, and substrate treating apparatus Aug 30, 2022 Issued
Array ( [id] => 18221785 [patent_doc_number] => 20230060779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => MULTI-STAGE COMPRESSOR WITH SINGLE ELECTRIC DIRECT DRIVE MOTOR [patent_app_type] => utility [patent_app_number] => 17/893678 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5647 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17893678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893678
Multi-stage compressor with single electric direct drive motor Aug 22, 2022 Issued
Array ( [id] => 18078224 [patent_doc_number] => 20220403836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => SYSTEMS AND METHODS OF UTILIZATION OF A HYDRAULIC FRACTURING UNIT PROFILE TO OPERATE HYDRAULIC FRACTURING UNITS [patent_app_type] => utility [patent_app_number] => 17/892479 [patent_app_country] => US [patent_app_date] => 2022-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14895 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17892479 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/892479
Systems and methods of utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units Aug 21, 2022 Issued
Array ( [id] => 18212336 [patent_doc_number] => 20230058600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => CALIBRATABLE VARIABLE DISPLACEMENT PUMP [patent_app_type] => utility [patent_app_number] => 17/892064 [patent_app_country] => US [patent_app_date] => 2022-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 17892064 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/892064
Calibratable variable displacement pump Aug 19, 2022 Issued
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