Wolfspeed, Inc.
Patent owner in reexamination·5 ex parte reexams
Wolfspeed, Inc.'s patents have been the subject of 5 USPTO ex parte reexaminations, with 5 currently open. Its patents are most often challenged by Navitas Semiconductor Limited. 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 (5)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/016,674 | Oct 19, 2026 | 10,749,443 | HIGH POWER MULTILAYER MODULE HAVING LOW INDUCTANCE AND FAST SWITCHING FOR PARALLELING POWER DEVICES | Navitas Semiconductor Limited | Open |
| 90/016,675 | Oct 19, 2026 | 10,998,418 | POWER SEMICONDUCTOR DEVICES HAVING REFLOWED INTER-METAL DIELECTRIC LAYERS | Navitas Semiconductor Limited | Open |
| 90/016,665 | Oct 16, 2026 | 10,886,396 | TRANSISTOR STRUCTURES HAVING A DEEP RECESSED P+ JUNCTION AND METHODS FOR MAKING SAME | Navitas Semiconductor Limited | Open |
| 90/016,669 | Oct 16, 2026 | 8,169,005 | HIGH VOLTAGE GAN TRANSISTORS | Navitas Semiconductor Limited | Open |
| 90/016,663 | Oct 16, 2026 | 11,888,392 | HIGH SPEED, EFFICIENT SIC POWER MODULE | Navitas Semiconductor Limited | Open |
See the full reexam picture for Wolfspeed, Inc.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.