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] => 16430131 [patent_doc_number] => 10830208 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-11-10 [patent_title] => System and method for mitigating blade run-away loads in the event of a pitch system failure [patent_app_type] => utility [patent_app_number] => 16/133019 [patent_app_country] => US [patent_app_date] => 2018-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5183 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16133019 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/133019
System and method for mitigating blade run-away loads in the event of a pitch system failure Sep 16, 2018 Issued
Array ( [id] => 19521605 [patent_doc_number] => 12123318 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Turbomachine blade with improved cooling holes [patent_app_type] => utility [patent_app_number] => 16/117359 [patent_app_country] => US [patent_app_date] => 2018-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1833 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16117359 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/117359
Turbomachine blade with improved cooling holes Aug 29, 2018 Issued
Array ( [id] => 15558351 [patent_doc_number] => 20200063587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => AXIALLY PRELOADED SEAL [patent_app_type] => utility [patent_app_number] => 16/113836 [patent_app_country] => US [patent_app_date] => 2018-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4205 [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] => 16113836 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/113836
Axially preloaded seal Aug 26, 2018 Issued
Array ( [id] => 14133227 [patent_doc_number] => 20190101003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => BLADES AND VANES FOR GAS TURBINE ENGINES AND THE MANUFACTURE THEREOF [patent_app_type] => utility [patent_app_number] => 16/110174 [patent_app_country] => US [patent_app_date] => 2018-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5025 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16110174 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/110174
BLADES AND VANES FOR GAS TURBINE ENGINES AND THE MANUFACTURE THEREOF Aug 22, 2018 Abandoned
Array ( [id] => 15558903 [patent_doc_number] => 20200063863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => VARIABLE PITCH STATOR STRUCTURE WITH ALL BLADES FREE TO ROTATE AND TORQUE CONVERTER WITH VARIABLE PITCH STATOR [patent_app_type] => utility [patent_app_number] => 16/106896 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7513 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16106896 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/106896
Variable pitch stator structure with all blades free to rotate and torque converter with variable pitch stator Aug 20, 2018 Issued
Array ( [id] => 16591120 [patent_doc_number] => 10900371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Abradable coatings for high-performance systems [patent_app_type] => utility [patent_app_number] => 16/043708 [patent_app_country] => US [patent_app_date] => 2018-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 7258 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16043708 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/043708
Abradable coatings for high-performance systems Jul 23, 2018 Issued
Array ( [id] => 16246686 [patent_doc_number] => 10746031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Annulus filler [patent_app_type] => utility [patent_app_number] => 16/037980 [patent_app_country] => US [patent_app_date] => 2018-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5357 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16037980 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/037980
Annulus filler Jul 16, 2018 Issued
Array ( [id] => 17665011 [patent_doc_number] => 11358692 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Propeller for a water vehicle [patent_app_type] => utility [patent_app_number] => 16/631237 [patent_app_country] => US [patent_app_date] => 2018-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 5962 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16631237 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/631237
Propeller for a water vehicle Jul 16, 2018 Issued
Array ( [id] => 15325485 [patent_doc_number] => 20200003072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => AIR TURBINE STARTER WITH TURBINE AIR EXHAUST OUTLET VALVE [patent_app_type] => utility [patent_app_number] => 16/021229 [patent_app_country] => US [patent_app_date] => 2018-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16021229 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/021229
Air turbine starter with turbine air exhaust outlet valve Jun 27, 2018 Issued
Array ( [id] => 13735291 [patent_doc_number] => 20180372113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => FAN SYSTEM WITH INTEGRATED FAN-SHROUD CHANNEL FOR REDUCED RECIRCULATION FLOW [patent_app_type] => utility [patent_app_number] => 16/015718 [patent_app_country] => US [patent_app_date] => 2018-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 423 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16015718 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/015718
Fan system with integrated fan-shroud channel for reduced recirculation flow Jun 21, 2018 Issued
Array ( [id] => 16074065 [patent_doc_number] => 20200191019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => TURBOMACHINE ROTOR ROTATING SYSTEM AND TURBOMACHINE ROTOR [patent_app_type] => utility [patent_app_number] => 16/623636 [patent_app_country] => US [patent_app_date] => 2018-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3885 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 16623636 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/623636
Turbomachine rotor rotating system and turbomachine rotor Jun 18, 2018 Issued
Array ( [id] => 19442258 [patent_doc_number] => 12092511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Blade vibration monitoring device, blade vibration monitoring system, moving blade, and rotary machine [patent_app_type] => utility [patent_app_number] => 16/617268 [patent_app_country] => US [patent_app_date] => 2018-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 6303 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16617268 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/617268
Blade vibration monitoring device, blade vibration monitoring system, moving blade, and rotary machine May 29, 2018 Issued
Array ( [id] => 17498210 [patent_doc_number] => 11286908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Wind turbine blade and method of assembly of blade elements to form a wind turbine blade [patent_app_type] => utility [patent_app_number] => 16/615670 [patent_app_country] => US [patent_app_date] => 2018-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 7973 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16615670 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/615670
Wind turbine blade and method of assembly of blade elements to form a wind turbine blade May 21, 2018 Issued
Array ( [id] => 17527452 [patent_doc_number] => 11300129 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Flow generator [patent_app_type] => utility [patent_app_number] => 16/640139 [patent_app_country] => US [patent_app_date] => 2018-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 20381 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16640139 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/640139
Flow generator May 9, 2018 Issued
Array ( [id] => 17860290 [patent_doc_number] => 11441442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Device for sealing between a rotor and a stator of a turbine engine [patent_app_type] => utility [patent_app_number] => 16/608103 [patent_app_country] => US [patent_app_date] => 2018-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5541 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 444 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16608103 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/608103
Device for sealing between a rotor and a stator of a turbine engine Apr 23, 2018 Issued
Array ( [id] => 15528633 [patent_doc_number] => 20200056622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => SEALING ASSEMBLY FOR CENTRIFUGAL COMPRESSOR AND CENTRIFUGAL COMPRESSOR HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 16/604061 [patent_app_country] => US [patent_app_date] => 2018-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16604061 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/604061
SEALING ASSEMBLY FOR CENTRIFUGAL COMPRESSOR AND CENTRIFUGAL COMPRESSOR HAVING THE SAME Apr 10, 2018 Abandoned
Array ( [id] => 14931701 [patent_doc_number] => 20190301488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => GAS PATH DUCT FOR A GAS TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 15/944002 [patent_app_country] => US [patent_app_date] => 2018-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15944002 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/944002
GAS PATH DUCT FOR A GAS TURBINE ENGINE Apr 2, 2018 Abandoned
Array ( [id] => 14931309 [patent_doc_number] => 20190301292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => TURBINE DISK WITH PINNED PLATFORMS [patent_app_type] => utility [patent_app_number] => 15/944095 [patent_app_country] => US [patent_app_date] => 2018-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5084 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15944095 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/944095
Turbine disk with pinned platforms Apr 2, 2018 Issued
Array ( [id] => 14931329 [patent_doc_number] => 20190301302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => GAS TURBINE ENGINE CASE INCLUDING BEARING COMPARTMENT [patent_app_type] => utility [patent_app_number] => 15/941041 [patent_app_country] => US [patent_app_date] => 2018-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4618 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15941041 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/941041
Gas turbine engine case including bearing compartment Mar 29, 2018 Issued
Array ( [id] => 13463707 [patent_doc_number] => 20180283396 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => CENTRIFUGAL AIR BLOWER [patent_app_type] => utility [patent_app_number] => 15/937908 [patent_app_country] => US [patent_app_date] => 2018-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 15937908 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/937908
Centrifugal air blower Mar 27, 2018 Issued
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