Sila Nanotechnologies Inc.
Patent owner in reexamination·6 ex parte reexams
Sila Nanotechnologies Inc.'s patents have been the subject of 6 USPTO ex parte reexaminations, with 1 currently open. Its patents are most often challenged by George Darby. 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 (6)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/015,415 | Jul 28, 2025 | 10,374,221 | SCAFFOLDING MATRIX WITH INTERNAL NANOPARTICLES | — | Open |
| 90/019,286 | Oct 16, 2023 | 11,715,825 | ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME | — | Closed |
| 90/019,282 | Oct 16, 2023 | 10,629,898 | ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME | George Darby | Closed |
| 90/019,280 | Oct 16, 2023 | 11,557,757 | ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME | — | Closed |
| 90/019,279 | Oct 13, 2023 | 11,515,528 | ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME | — | Closed |
| 90/015,311 | Oct 12, 2023 | 11,522,176 | ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME | — | Closed |
See the full reexam picture for Sila Nanotechnologies Inc.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.