Status
Reexam Assigned to Examiner for Determination
Requester
Unknown
Requester Law Firm
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (18 events)
Aug 24, 2026DOCKCase Docketed to Examiner in GAU
Aug 20, 2026MRXNReexamination Formalities Notice Mailed
Aug 20, 2026MRXNReexamination Formalities Notice Mailed
Aug 20, 2026COMPApplication Is Now Complete
Aug 19, 2026RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Aug 18, 2026RXRLFReExam Litigation Found
Aug 18, 2026RXLITSRReexam Litigation Search Conducted
Aug 18, 2026PRXRParalegal Reexam Review Complete
Aug 18, 2026FTFSFITF set to YES - revise initial setting
Aug 17, 2026WIDSInformation Disclosure Statement (IDS) Filed
Aug 17, 2026RXRLFReExam Litigation Found
Aug 17, 2026RXOSUB.RReexamination requested by third party requester
Aug 17, 2026RXOSUBReceipt of Original Ex Parte Reexam Request
Aug 17, 2026RXNREQFDNotice of reexamination request filing date
Aug 17, 2026RXNREQAUNotice of assignment of reexamination request
Aug 17, 2026RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Aug 17, 2026RXC/SRCertificate of Service
Aug 17, 2026BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
None found
Federal Circuit (CAFC)
None found
Terminal Disclaimer
None found
Prosecution History
None found
Maintenance Fees
Grant
Mar 29, 2022
3.5-yr
Sep 29, 2025
Paid Sep 4, 2025
7.5-yr
Sep 29, 2029
11.5-yr
Sep 29, 2033
Expiry
Aug 11, 2041
Entity Status
Large Entity
Expires
Aug 11, 2041 (15 yr remaining)
Assignments
AssignmentReel/Frame: 057152/0010Recorded: Aug 11, 2021
From
LEO GRADYInventor
Apr 23, 2019
DAVID LESAGEInventor
May 30, 2019
PETER KERSTEN PETERSONInventor
Apr 24, 2019
MICHIEL SCHAAPInventor
Apr 24, 2019
→
To
HEARTFLOW, INC.
Security InterestReel/Frame: 067775/0966Recorded: Jun 18, 2024
From
HEARTFLOW, INC.
Jun 14, 2024
→
To
HAYFIN SERVICES LLP
ReleaseReel/Frame: 072876/0775Recorded: Sep 11, 2025
From
HAYFIN SERVICES LLP
Aug 22, 2025
→
To
HEARTFLOW, INC.