Search

Jefferson A Evans

Examiner (ID: 9538, Phone: (571)272-7574 , Office: P/2688 )

Most Active Art Unit
2688
Art Unit(s)
2512, 2688, 2689, 2303, 2652, 2627, 2754
Total Applications
2360
Issued Applications
2061
Pending Applications
39
Abandoned Applications
260

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17474746 [patent_doc_number] => 20220082250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => FUEL INJECTOR ASSEMBLY FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 17/018561 [patent_app_country] => US [patent_app_date] => 2020-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17018561 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/018561
Fuel injector assembly for a turbine engine Sep 10, 2020 Issued
Array ( [id] => 16614372 [patent_doc_number] => 20210033025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => PLANT CONTROL APPARATUS, PLANT CONTROL METHOD AND POWER PLANT [patent_app_type] => utility [patent_app_number] => 16/943752 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17152 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16943752 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/943752
PLANT CONTROL APPARATUS, PLANT CONTROL METHOD AND POWER PLANT Jul 29, 2020 Abandoned
Array ( [id] => 17721122 [patent_doc_number] => 20220213842 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => TURBOGENERATOR WITH SIMPLIFIED CONTROL SYSTEM FOR AIRCRAFT [patent_app_type] => utility [patent_app_number] => 17/608685 [patent_app_country] => US [patent_app_date] => 2020-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17608685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/608685
TURBOGENERATOR WITH SIMPLIFIED CONTROL SYSTEM FOR AIRCRAFT Jul 2, 2020 Pending
Array ( [id] => 17697989 [patent_doc_number] => 11371709 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Combustor air flow path [patent_app_type] => utility [patent_app_number] => 16/916483 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4089 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916483 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916483
Combustor air flow path Jun 29, 2020 Issued
Array ( [id] => 18102994 [patent_doc_number] => 11542875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Method and system for determining an engine temperature [patent_app_type] => utility [patent_app_number] => 16/906637 [patent_app_country] => US [patent_app_date] => 2020-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6426 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16906637 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/906637
Method and system for determining an engine temperature Jun 18, 2020 Issued
Array ( [id] => 17229326 [patent_doc_number] => 20210355882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => SECONDARY FLOW LOCKOUT VALVE [patent_app_type] => utility [patent_app_number] => 15/930218 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10083 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 15930218 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/930218
Secondary flow lockout valve May 11, 2020 Issued
Array ( [id] => 16399551 [patent_doc_number] => 20200340409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => System and method for gas turbine engine control [patent_app_type] => utility [patent_app_number] => 16/856344 [patent_app_country] => US [patent_app_date] => 2020-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16856344 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/856344
System and method for gas turbine engine control Apr 22, 2020 Abandoned
Array ( [id] => 16941631 [patent_doc_number] => 11053860 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Compact accessory systems for a gas turbine engine [patent_app_type] => utility [patent_app_number] => 16/854485 [patent_app_country] => US [patent_app_date] => 2020-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 22 [patent_no_of_words] => 21448 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16854485 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/854485
Compact accessory systems for a gas turbine engine Apr 20, 2020 Issued
Array ( [id] => 17171373 [patent_doc_number] => 20210325043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => GAS TURBINE ENGINE COMBUSTOR WITH CERAMIC MATRIX COMPOSITE LINER [patent_app_type] => utility [patent_app_number] => 16/851782 [patent_app_country] => US [patent_app_date] => 2020-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7987 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16851782 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/851782
Gas turbine engine combustor with ceramic matrix composite liner Apr 16, 2020 Issued
Array ( [id] => 17156695 [patent_doc_number] => 20210317746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => TURBINE BLADE COOLING HOLE FOR SIDE WALL [patent_app_type] => utility [patent_app_number] => 16/848180 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848180 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848180
Turbine blade cooling hole for side wall Apr 13, 2020 Issued
Array ( [id] => 18324768 [patent_doc_number] => 20230122896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => METHOD FOR MODULATING A TURBINE COOLING SUPPLY FOR GAS TURBINE APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/906756 [patent_app_country] => US [patent_app_date] => 2020-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17906756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/906756
Method for modulating a turbine cooling supply for gas turbine applications Mar 23, 2020 Issued
Array ( [id] => 17378674 [patent_doc_number] => 11236675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Gas turbine engine with intercooled cooling air and turbine drive [patent_app_type] => utility [patent_app_number] => 16/821383 [patent_app_country] => US [patent_app_date] => 2020-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3257 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16821383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/821383
Gas turbine engine with intercooled cooling air and turbine drive Mar 16, 2020 Issued
Array ( [id] => 16901604 [patent_doc_number] => 20210180520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => ELECTRIC MOTOR CONTROL FOR DEMAND FUEL PUMPING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/815802 [patent_app_country] => US [patent_app_date] => 2020-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16815802 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/815802
Electric motor control for demand fuel pumping system Mar 10, 2020 Issued
Array ( [id] => 17627982 [patent_doc_number] => 20220162997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => METHOD FOR REGULATING THE TEMPERATURE OF THE EXHAUST GASES OF A TURBOMACHINE [patent_app_type] => utility [patent_app_number] => 17/439172 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17439172 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/439172
Method for regulating the temperature of the exhaust gases of a turbomachine Mar 4, 2020 Issued
Array ( [id] => 17082830 [patent_doc_number] => 20210277836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => METHOD FOR FUEL DELIVERY [patent_app_type] => utility [patent_app_number] => 16/809711 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16809711 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/809711
Method for fuel delivery Mar 4, 2020 Issued
Array ( [id] => 17082832 [patent_doc_number] => 20210277838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => SYSTEM AND METHOD FOR FUEL NOZZLE CLEANING DURING ENGINE OPERATION [patent_app_type] => utility [patent_app_number] => 16/809797 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16809797 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/809797
System and method for fuel nozzle cleaning during engine operation Mar 4, 2020 Issued
Array ( [id] => 17436485 [patent_doc_number] => 11261803 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Method and system for fuel nozzle cleaning during engine operation [patent_app_type] => utility [patent_app_number] => 16/809830 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 11198 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16809830 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/809830
Method and system for fuel nozzle cleaning during engine operation Mar 4, 2020 Issued
Array ( [id] => 17743113 [patent_doc_number] => 11391172 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Piloted retaining plate for a face seal arrangement [patent_app_type] => utility [patent_app_number] => 16/806052 [patent_app_country] => US [patent_app_date] => 2020-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3616 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16806052 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/806052
Piloted retaining plate for a face seal arrangement Mar 1, 2020 Issued
Array ( [id] => 17650238 [patent_doc_number] => 11352954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Intercooling systems and methods for aircraft engines [patent_app_type] => utility [patent_app_number] => 16/801928 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7193 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16801928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/801928
Intercooling systems and methods for aircraft engines Feb 25, 2020 Issued
Array ( [id] => 16925838 [patent_doc_number] => 11047306 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-29 [patent_title] => Gas turbine engine reverse bleed for coking abatement [patent_app_type] => utility [patent_app_number] => 16/800677 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8500 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16800677 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/800677
Gas turbine engine reverse bleed for coking abatement Feb 24, 2020 Issued
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