Status
Reexamination Certificate Issued
Requester
Unknown
Requester Law Firm
Unknown
Requested By
Third Party
Patent OwnerInferred
P.O. Law Firm
Reexam History (28 events)
Oct 6, 2022CCRDYApplication ready for PDX access by participating foreign offices
Oct 5, 2022REEXInput Issue Number and Issue Date for Reexamination
Sep 28, 2022RXPUBSReexam Forwarded to Office of Publications
Sep 27, 2022MRNRCRX - Mail Notice of Intent to Issue a Reexam Certificate
Sep 19, 2022RXRLFReExam Litigation Found
Sep 19, 2022RXLITSRReexam Litigation Search Conducted
Jul 27, 2022RXFWDXDate Forwarded to Examiner
Jul 27, 2022MRXD.RX - Mail Extension of Time Period for Response Denied
Jul 26, 2022RXRQ/TRequest for Extension of Time
Jun 7, 2022NRX.Notice of Reexam Published in Official Gazette
May 26, 2022MREXORX - Mail Ex Parte Request for Reexamination Granted
Apr 28, 2022MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Apr 25, 2022RXTTLRPTTitle Report
Apr 20, 2022MRXNReexamination Formalities Notice Mailed
Apr 20, 2022MRXNReexamination Formalities Notice Mailed
Apr 20, 2022DOCKCase Docketed to Examiner in GAU
Apr 19, 2022RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Apr 19, 2022RXNREQFDNotice of reexamination request filing date
Apr 19, 2022RXNREQAUNotice of assignment of reexamination request
Apr 19, 2022RXLITSRReexam Litigation Search Conducted
Apr 19, 2022PRXRParalegal Reexam Review Complete
Apr 19, 2022FTFIFITF set to NO - revise initial setting
Apr 18, 2022WIDSInformation Disclosure Statement (IDS) Filed
Apr 18, 2022RXOSUB.RReexamination requested by third party requester
Apr 18, 2022RXOSUBReceipt of Original Ex Parte Reexam Request
Apr 18, 2022RXIDS.RReexam - Information Disclosure Statement Filed by Third Party Requester
Apr 18, 2022IDSCInformation Disclosure Statement considered
Apr 18, 2022BIG.Entity Status Set To Undiscounted (Initial Default Setting or Status Change)
Prosecution, PTAB & CAFC
PTAB Proceedings (IPR, PGR, CBM, DER)
IPR2021-00532IPR — Institution Denied
Petitioner
Unirac, Inc.
Petition Filed
Feb 12, 2021
Institution
Jul 22, 2021
Federal Circuit (CAFC)
None found
Terminal Disclaimer
Filed — ApprovedJun 17, 2020
Prosecution History
| Date | Code | Description |
|---|---|---|
| Jun 17, 2020 | P574 | PARALEGAL OR ELECTRONIC TERMINAL DISCLAIMER APPROVED |
| Jun 17, 2020 | DIST | Terminal Disclaimer Filed |
Maintenance Fees
Grant
Sep 1, 2020
3.5-yr
Mar 1, 2024
Paid Sep 27, 2024
7.5-yr
Mar 1, 2028
11.5-yr
Mar 1, 2032
Expiry
Jan 26, 2040
Entity Status
Large Entity
Expires
Jan 26, 2040 (13.8 yr remaining)
Other
USPTO Event: Expire PatentUSPTO Event: Maintenance Fee Reminder MailedUSPTO Event: Petition to Accept Late Payment of Maintenance Fee Payment Filed
Assignments
AssignmentReel/Frame: 051682/0209Recorded: Jan 31, 2020
From
DOUGLAS TIMOTHY LOUNSBURYInventor
Nov 19, 2010
BRIAN CECIL STERNSInventor
Nov 19, 2010
→
To
ALPINE SNOWGUARDS
AssignmentReel/Frame: 051682/0304Recorded: Jan 31, 2020
From
ALPINE SNOWGUARDS
Oct 20, 2011
→
To
VERMONT SLATE & COPPER SERVICES, INC.
AssignmentReel/Frame: 051682/0417Recorded: Jan 31, 2020
From
VERMONT SLATE & COPPER SERVICES, INC.
Aug 1, 2016
→
To
RILLITO RIVER SOLAR, LLC
MergerReel/Frame: 051682/0494Recorded: Jan 31, 2020
From
RILLITO RIVER SOLAR, LLC
Oct 30, 2018
→
To
RILLITO RIVER SOLAR, LLC
Name ChangeReel/Frame: 051766/0579Recorded: Jan 31, 2020
From
RILLITO RIVER SOLAR, LLC
Dec 20, 2018
→
To
ECOFASTEN SOLAR, LLC
Security InterestReel/Frame: 057365/0001Recorded: Aug 31, 2021
From
ECOFASTEN SOLAR, LLC
Aug 30, 2021
ESDEC B.V.
Aug 30, 2021
IRONRIDGE, INC.
Aug 30, 2021
PANELCLAW, INC.
Aug 30, 2021
WENCON DEVELOPMENT, INC.
Aug 30, 2021
→
To
WILMINGTON TRUST, NATIONAL ASSOCIATION
AssignmentReel/Frame: 073511/0490Recorded: Nov 25, 2025
From
ECOFASTEN SOLAR, LLC
Oct 8, 2025
→
To
ENSTALL US, INC.