Status
Non-Final Action Mailed
Requester
Requester Law Firm
Unknown
Requested By
Third Party
Patent Owner
P.O. Law Firm
Reexam History (22 events)
Jul 10, 2026MR.NFRX - Mail Reexam Non-Final Action
Jun 8, 2026RXLITSRReexam Litigation Search Conducted
May 26, 2026RXLET.Miscellaneous Incoming Letter
May 12, 2026PA..Change in Power of Attorney (May Include Associate POA)
Feb 10, 2026RXFWDXDate Forwarded to Examiner
Dec 8, 2025MREXORX - Mail Ex Parte Request for Reexamination Granted
Nov 12, 2025MRPWPRX - Mail Pilot Waiver Program - Ex Parte Interview Summary
Oct 31, 2025MRXNReexamination Formalities Notice Mailed
Oct 31, 2025MRXNReexamination Formalities Notice Mailed
Oct 31, 2025DOCKCase Docketed to Examiner in GAU
Oct 31, 2025COMPApplication Is Now Complete
Oct 30, 2025SMALApplicant Has Filed a Verified Statement of Small Entity Status in Compliance with 37 CFR 1.27
Oct 30, 2025RXTTLRPTTitle Report
Oct 30, 2025RXPCOMCompletion of Preprocessing - Released to Assigned GAU
Oct 30, 2025RXNREQFDNotice of reexamination request filing date
Oct 30, 2025RXNREQAUNotice of assignment of reexamination request
Oct 29, 2025PRXRParalegal Reexam Review Complete
Oct 28, 2025RXLITSRReexam Litigation Search Conducted
Oct 28, 2025FTFSFITF set to YES - revise initial setting
Oct 27, 2025RXOSUB.RReexamination requested by third party requester
Oct 27, 2025RXOSUBReceipt of Original Ex Parte Reexam Request
Oct 27, 2025BIG.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
Jun 20, 2023
3.5-yr
Dec 20, 2026
7.5-yr
Dec 20, 2030
11.5-yr
Dec 20, 2034
Expiry
Aug 27, 2041
Entity Status
Micro Entity
Expires
Aug 27, 2041 (15.4 yr remaining)
Term Adjustment
+172 days (~0.5 yr)
Assignments
AssignmentReel/Frame: 055583/0895Recorded: Mar 12, 2021
From
YUELI ZHOUInventor
Feb 22, 2021
→
To
ANHUI CHENGUANG ELECTRONIC TECHNOLOGY CO., LTD