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] => 16520015 [patent_doc_number] => 10871227 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-22 [patent_title] => Power end of a pump [patent_app_type] => utility [patent_app_number] => 16/778962 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 6629 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16778962 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/778962
Power end of a pump Jan 30, 2020 Issued
Array ( [id] => 15965005 [patent_doc_number] => 20200166254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => LINEAR COMPRESSOR [patent_app_type] => utility [patent_app_number] => 16/775917 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775917
Linear compressor Jan 28, 2020 Issued
Array ( [id] => 15964605 [patent_doc_number] => 20200166054 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => HYDRAULIC ENERGY TRANSFER SYSTEM WITH FILTERING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/775767 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775767 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775767
Hydraulic energy transfer system with filtering system Jan 28, 2020 Issued
Array ( [id] => 16254306 [patent_doc_number] => 20200263680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => PROCESS FLUID LUBRICATED PUMP AND SEAWATER INJECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/774737 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18613 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16774737 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/774737
Process fluid lubricated pump and seawater injection system Jan 27, 2020 Issued
Array ( [id] => 17743210 [patent_doc_number] => 11391269 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Hybrid hydraulic fracturing system [patent_app_type] => utility [patent_app_number] => 16/751312 [patent_app_country] => US [patent_app_date] => 2020-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4424 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16751312 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/751312
Hybrid hydraulic fracturing system Jan 23, 2020 Issued
Array ( [id] => 18173070 [patent_doc_number] => 11572772 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-07 [patent_title] => System and method for evaluating reciprocating downhole pump data using polar coordinate analytics [patent_app_type] => utility [patent_app_number] => 16/748750 [patent_app_country] => US [patent_app_date] => 2020-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6307 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16748750 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/748750
System and method for evaluating reciprocating downhole pump data using polar coordinate analytics Jan 20, 2020 Issued
Array ( [id] => 16665774 [patent_doc_number] => 10935011 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Concrete pump system and method [patent_app_type] => utility [patent_app_number] => 16/736991 [patent_app_country] => US [patent_app_date] => 2020-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 192 [patent_figures_cnt] => 192 [patent_no_of_words] => 18844 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 739 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16736991 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/736991
Concrete pump system and method Jan 7, 2020 Issued
Array ( [id] => 16901688 [patent_doc_number] => 20210180604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => FAN CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/717764 [patent_app_country] => US [patent_app_date] => 2019-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16717764 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/717764
Fan control system Dec 16, 2019 Issued
Array ( [id] => 17177474 [patent_doc_number] => 11154703 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Heart pump [patent_app_type] => utility [patent_app_number] => 16/709458 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 69 [patent_figures_cnt] => 135 [patent_no_of_words] => 32552 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16709458 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/709458
Heart pump Dec 9, 2019 Issued
Array ( [id] => 17436569 [patent_doc_number] => 11261888 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-01 [patent_title] => Isothermal pump with improved characteristics [patent_app_type] => utility [patent_app_number] => 16/703771 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 45 [patent_no_of_words] => 6087 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16703771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703771
Isothermal pump with improved characteristics Dec 3, 2019 Issued
Array ( [id] => 16886247 [patent_doc_number] => 20210172443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => Electric Submersible Pump (ESP) Tensioning [patent_app_type] => utility [patent_app_number] => 16/703568 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12632 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16703568 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703568
Electric submersible pump (ESP) tensioning Dec 3, 2019 Issued
Array ( [id] => 19505583 [patent_doc_number] => 12116997 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Piston rod rotation features in a spray fluid pump [patent_app_type] => utility [patent_app_number] => 17/297321 [patent_app_country] => US [patent_app_date] => 2019-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7778 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17297321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/297321
Piston rod rotation features in a spray fluid pump Nov 25, 2019 Issued
Array ( [id] => 16074287 [patent_doc_number] => 20200191130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => METHOD AND APPARATUS FOR PREDICTING MAINTENANCE NEEDS OF A PUMP BASED AT LEAST PARTLY ON PUMP PERFORMANCE ANALYSIS [patent_app_type] => utility [patent_app_number] => 16/694323 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9559 [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] => 16694323 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/694323
METHOD AND APPARATUS FOR PREDICTING MAINTENANCE NEEDS OF A PUMP BASED AT LEAST PARTLY ON PUMP PERFORMANCE ANALYSIS Nov 24, 2019 Abandoned
Array ( [id] => 17852680 [patent_doc_number] => 20220282722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => TRANSPORT DEVICE HAVING AN ACTUATOR AND SEPARATING LAYER [patent_app_type] => utility [patent_app_number] => 17/295917 [patent_app_country] => US [patent_app_date] => 2019-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14989 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [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] => 17295917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/295917
Transport device having an actuator and separating layer Nov 20, 2019 Issued
Array ( [id] => 19668214 [patent_doc_number] => 12180949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Conveying device containing shape memory alloy [patent_app_type] => utility [patent_app_number] => 17/295910 [patent_app_country] => US [patent_app_date] => 2019-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 33 [patent_no_of_words] => 14911 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17295910 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/295910
Conveying device containing shape memory alloy Nov 20, 2019 Issued
Array ( [id] => 17604668 [patent_doc_number] => 11333144 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Piezoelectric pump and liquid ejection device [patent_app_type] => utility [patent_app_number] => 16/685511 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8506 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16685511 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/685511
Piezoelectric pump and liquid ejection device Nov 14, 2019 Issued
Array ( [id] => 17344462 [patent_doc_number] => 20220010793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => ELECTRICAL SUBMERSIBLE PUMP CONTROL [patent_app_type] => utility [patent_app_number] => 17/292376 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17292376 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/292376
Electrical submersible pump control Nov 6, 2019 Issued
Array ( [id] => 18764694 [patent_doc_number] => 11815083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Fracturing operations pump fleet balance controller [patent_app_type] => utility [patent_app_number] => 17/291421 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 39430 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17291421 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/291421
Fracturing operations pump fleet balance controller Nov 4, 2019 Issued
Array ( [id] => 16183118 [patent_doc_number] => 10716408 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-21 [patent_title] => Air pump with two fans [patent_app_type] => utility [patent_app_number] => 16/671548 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6972 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671548 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671548
Air pump with two fans Oct 31, 2019 Issued
Array ( [id] => 16074613 [patent_doc_number] => 20200191293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => CONTROL ELEMENT WITH BUCKLED MEMBER [patent_app_type] => utility [patent_app_number] => 16/656071 [patent_app_country] => US [patent_app_date] => 2019-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6552 [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] => 16656071 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/656071
CONTROL ELEMENT WITH BUCKLED MEMBER Oct 16, 2019 Abandoned
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