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] => 17852592 [patent_doc_number] => 20220282634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => ABRADABLE COATING FOR ROTATING BLADES OF A TURBOMACHINE [patent_app_type] => utility [patent_app_number] => 17/746417 [patent_app_country] => US [patent_app_date] => 2022-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17746417 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/746417
Abradable coating for rotating blades of a turbomachine May 16, 2022 Issued
Array ( [id] => 18771500 [patent_doc_number] => 20230366321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => CERAMIC VANE RING-STRUT-RING ATTACHMENT CONFIGURATION [patent_app_type] => utility [patent_app_number] => 17/743539 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4633 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17743539 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743539
Ceramic vane ring-strut-ring attachment configuration May 12, 2022 Issued
Array ( [id] => 17960856 [patent_doc_number] => 20220341436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => CENTRIFUGAL PUMP ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/722900 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8037 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17722900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/722900
Centrifugal pump assembly Apr 17, 2022 Issued
Array ( [id] => 18058845 [patent_doc_number] => 20220389931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => CENTRIFUGAL COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/720057 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3483 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 17720057 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/720057
CENTRIFUGAL COMPRESSOR Apr 12, 2022 Abandoned
Array ( [id] => 19659253 [patent_doc_number] => 20240426318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => REFRIGERANT COMPRESSOR WITH IMPELLER HAVING SLOTTED SHROUD [patent_app_type] => utility [patent_app_number] => 18/274064 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18274064 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/274064
Refrigerant compressor with impeller having slotted shroud Apr 11, 2022 Issued
Array ( [id] => 18693385 [patent_doc_number] => 20230323783 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => SELF-OPTIMIZING SEAL FOR TURBOMACHINERY, AND ASSOCIATED SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/715781 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4341 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17715781 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715781
Self-optimizing seal for turbomachinery, and associated systems and methods Apr 6, 2022 Issued
Array ( [id] => 20069291 [patent_doc_number] => 20250207513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => MIXED FLOW TURBINE AND TURBOCHARGER [patent_app_type] => utility [patent_app_number] => 18/849720 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18849720 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/849720
Mixed flow turbine and turbocharger Mar 27, 2022 Issued
Array ( [id] => 19354615 [patent_doc_number] => 12055046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Curved beams stacked structures-compliant shrouds [patent_app_type] => utility [patent_app_number] => 17/704581 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 6279 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704581
Curved beams stacked structures-compliant shrouds Mar 24, 2022 Issued
Array ( [id] => 18628925 [patent_doc_number] => 20230287805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => TWIN SCROLL TURBINE HOUSING [patent_app_type] => utility [patent_app_number] => 17/692534 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692534
Twin scroll turbine housing Mar 10, 2022 Issued
Array ( [id] => 19143049 [patent_doc_number] => 20240141906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 18/547938 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5346 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18547938 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547938
Vacuum pump Mar 10, 2022 Issued
Array ( [id] => 18666937 [patent_doc_number] => 11773821 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Method of assembling a wind turbine blade [patent_app_type] => utility [patent_app_number] => 17/678231 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4200 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17678231 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/678231
Method of assembling a wind turbine blade Feb 22, 2022 Issued
Array ( [id] => 19158444 [patent_doc_number] => 20240151151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => TURBINE [patent_app_type] => utility [patent_app_number] => 18/278803 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3140 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18278803 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278803
Turbine Feb 22, 2022 Issued
Array ( [id] => 19126828 [patent_doc_number] => 20240132181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => USER INTERFACE FOR POWERED WATERCRAFT [patent_app_type] => utility [patent_app_number] => 18/546890 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546890 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546890
USER INTERFACE FOR POWERED WATERCRAFT Feb 16, 2022 Pending
Array ( [id] => 19126828 [patent_doc_number] => 20240132181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => USER INTERFACE FOR POWERED WATERCRAFT [patent_app_type] => utility [patent_app_number] => 18/546890 [patent_app_country] => US [patent_app_date] => 2022-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546890 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546890
USER INTERFACE FOR POWERED WATERCRAFT Feb 16, 2022 Pending
Array ( [id] => 19301102 [patent_doc_number] => 20240229671 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => TURBOMACHINE DISTRIBUTOR COMPRISING A GAS REINTRODUCTION DUCT WITH A TANGENTIAL COMPONENT [patent_app_type] => utility [patent_app_number] => 18/546534 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546534
Turbomachine distributor comprising a gas reintroduction duct with a tangential component Feb 13, 2022 Issued
Array ( [id] => 19301102 [patent_doc_number] => 20240229671 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => TURBOMACHINE DISTRIBUTOR COMPRISING A GAS REINTRODUCTION DUCT WITH A TANGENTIAL COMPONENT [patent_app_type] => utility [patent_app_number] => 18/546534 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4990 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18546534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546534
Turbomachine distributor comprising a gas reintroduction duct with a tangential component Feb 13, 2022 Issued
Array ( [id] => 18995565 [patent_doc_number] => 11912389 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-27 [patent_title] => Marine propeller [patent_app_type] => utility [patent_app_number] => 17/589089 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 9353 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589089
Marine propeller Jan 30, 2022 Issued
Array ( [id] => 18793573 [patent_doc_number] => 11827323 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-28 [patent_title] => Marine propeller [patent_app_type] => utility [patent_app_number] => 17/589073 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 9257 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589073
Marine propeller Jan 30, 2022 Issued
Array ( [id] => 17777389 [patent_doc_number] => 20220243738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => COMPRESSOR, COMPRESSOR ASSEMBLY, AND METHOD OF ASSEMBLING COMPRESSOR [patent_app_type] => utility [patent_app_number] => 17/585113 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585113 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585113
Compressor, compressor assembly, and method of assembling compressor Jan 25, 2022 Issued
Array ( [id] => 19793900 [patent_doc_number] => 12234838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Turbo compressor comprising bearing cooling channel [patent_app_type] => utility [patent_app_number] => 18/277419 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6064 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18277419 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277419
Turbo compressor comprising bearing cooling channel Jan 19, 2022 Issued
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