Search

Christopher A. Revak

Examiner (ID: 13557, Phone: (571)272-3794 , Office: P/2431 )

Most Active Art Unit
2431
Art Unit(s)
2431, 2407, 2131, 2785
Total Applications
1902
Issued Applications
1537
Pending Applications
215
Abandoned Applications
168

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19684872 [patent_doc_number] => 20250003417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => Centrifugal Pump Having a Cooling Insert [patent_app_type] => utility [patent_app_number] => 18/710259 [patent_app_country] => US [patent_app_date] => 2022-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18710259 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/710259
Centrifugal Pump Having a Cooling Insert Nov 7, 2022 Pending
Array ( [id] => 19157303 [patent_doc_number] => 20240150010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => SYSTEMS AND METHODS FOR CONTROLLING PROPELLER CONTROL UNIT FLUID PRESSURE [patent_app_type] => utility [patent_app_number] => 17/982675 [patent_app_country] => US [patent_app_date] => 2022-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6920 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17982675 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/982675
Systems and methods for controlling propeller control unit fluid pressure Nov 7, 2022 Issued
Array ( [id] => 19684803 [patent_doc_number] => 20250003348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => TURBINE NOZZLE GUIDE VANE COMPRISING AN ANNULAR SEALING ELEMENT [patent_app_type] => utility [patent_app_number] => 18/701033 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18701033 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/701033
Turbine nozzle guide vane comprising an annular sealing element Oct 13, 2022 Issued
Array ( [id] => 18845346 [patent_doc_number] => 20230407750 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => ROTATING AIRFOIL WITH A SPRING DAMPER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/046657 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16897 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046657 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046657
Rotating airfoil with a spring damper system Oct 13, 2022 Issued
Array ( [id] => 19904586 [patent_doc_number] => 12281582 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Rotating airfoil assembly for an aircraft engine [patent_app_type] => utility [patent_app_number] => 18/046651 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 31 [patent_no_of_words] => 11671 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046651 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046651
Rotating airfoil assembly for an aircraft engine Oct 13, 2022 Issued
Array ( [id] => 18845476 [patent_doc_number] => 20230407880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => TOWER FAN AND SHELL THEREOF [patent_app_type] => utility [patent_app_number] => 18/046349 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6859 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046349 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046349
TOWER FAN AND SHELL THEREOF Oct 12, 2022 Abandoned
Array ( [id] => 18917077 [patent_doc_number] => 11879350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Gas passage [patent_app_type] => utility [patent_app_number] => 17/938804 [patent_app_country] => US [patent_app_date] => 2022-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4984 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938804
Gas passage Oct 6, 2022 Issued
Array ( [id] => 19631929 [patent_doc_number] => 20240410378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => RADIAL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/699345 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18699345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/699345
RADIAL COMPRESSOR Sep 21, 2022 Pending
Array ( [id] => 18567757 [patent_doc_number] => 20230258092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => PART-SPAN SHROUDS FOR PITCH CONTROLLED AIRCRAFTS [patent_app_type] => utility [patent_app_number] => 17/947589 [patent_app_country] => US [patent_app_date] => 2022-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7057 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17947589 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/947589
Part-span shrouds for pitch controlled aircrafts Sep 18, 2022 Issued
Array ( [id] => 18763764 [patent_doc_number] => 11814149 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Multifunctional underwater propeller [patent_app_type] => utility [patent_app_number] => 17/946517 [patent_app_country] => US [patent_app_date] => 2022-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5646 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17946517 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/946517
Multifunctional underwater propeller Sep 15, 2022 Issued
Array ( [id] => 18272072 [patent_doc_number] => 20230093314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => PASSIVE FLOW REVERSAL REDUCTION IN COMPRESSOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/939540 [patent_app_country] => US [patent_app_date] => 2022-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3303 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17939540 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/939540
PASSIVE FLOW REVERSAL REDUCTION IN COMPRESSOR ASSEMBLY Sep 6, 2022 Abandoned
Array ( [id] => 18702008 [patent_doc_number] => 11788510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Nacelle cover panel [patent_app_type] => utility [patent_app_number] => 17/903289 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6859 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 17903289 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/903289
Nacelle cover panel Sep 5, 2022 Issued
Array ( [id] => 18365455 [patent_doc_number] => 20230147046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => TURBINE HOUSING FOR AN EXHAUST GAS TURBOCHARGER [patent_app_type] => utility [patent_app_number] => 17/899954 [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] => 3973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17899954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/899954
Turbine housing for an exhaust gas turbocharger Aug 30, 2022 Issued
Array ( [id] => 18452637 [patent_doc_number] => 20230193917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => TURBO COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/893508 [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] => 30840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17893508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893508
Turbo compressor Aug 22, 2022 Issued
Array ( [id] => 19989914 [patent_doc_number] => 20250128136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => SYSTEM, METHOD AND/OR COMPUTER READABLE MEDIUM FOR DETERMINING READ OF A PUTT [patent_app_type] => utility [patent_app_number] => 18/685052 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7986 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18685052 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/685052
SYSTEM, METHOD AND/OR COMPUTER READABLE MEDIUM FOR DETERMINING READ OF A PUTT Aug 18, 2022 Pending
Array ( [id] => 18605251 [patent_doc_number] => 11746707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Geared gas turbine engine [patent_app_type] => utility [patent_app_number] => 17/889158 [patent_app_country] => US [patent_app_date] => 2022-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 7517 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 17889158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/889158
Geared gas turbine engine Aug 15, 2022 Issued
Array ( [id] => 19809999 [patent_doc_number] => 12241373 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-03-04 [patent_title] => Seal for a wave rotor disk engine [patent_app_type] => utility [patent_app_number] => 17/859043 [patent_app_country] => US [patent_app_date] => 2022-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2968 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17859043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/859043
Seal for a wave rotor disk engine Jul 6, 2022 Issued
Array ( [id] => 17930594 [patent_doc_number] => 20220325719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => AEROMECHANICAL IDENTIFICATION SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/851918 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4225 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17851918 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/851918
Aeromechanical identification systems and methods Jun 27, 2022 Issued
Array ( [id] => 19810102 [patent_doc_number] => 12241479 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Diffuser, air supply device, and vacuum cleaning equipment [patent_app_type] => utility [patent_app_number] => 17/829872 [patent_app_country] => US [patent_app_date] => 2022-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 15767 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 494 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17829872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/829872
Diffuser, air supply device, and vacuum cleaning equipment May 31, 2022 Issued
Array ( [id] => 18605209 [patent_doc_number] => 11746665 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Bushing for variable vane in a gas turbine engine [patent_app_type] => utility [patent_app_number] => 17/827235 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 3457 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827235 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827235
Bushing for variable vane in a gas turbine engine May 26, 2022 Issued
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