Pantech Corporation
Patent owner in reexamination·3 ex parte reexams
Pantech Corporation's patents have been the subject of 3 USPTO ex parte reexaminations, with 2 currently open. Its patents are most often challenged by Zhiwei Zou. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
Filings by year
Top requesters
Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/019,726 | Nov 12, 2024 | 11,012,954 | APPARATUS AND METHOD FOR ESTABLISHING UPLINK SYNCHRONIZATION IN A WIRELESS COMMUNICATION SYSTEM | Zhiwei Zou | Open |
| 90/019,704 | Oct 15, 2024 | 9,854,545 | APPARATUS AND METHOD FOR ESTABLISHING UPLINK SYNCHRONIZATION IN A WIRELESS COMMUNICATION SYSTEM | — | Open |
| 90/019,553 | Jun 24, 2024 | 8,893,052 | SYSTEM AND METHOD FOR CONTROLLING MOBILE TERMINAL APPLICATION USING GESTURE | — | Closed |
See the full reexam picture for Pantech Corporation
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.