Umbra Technologies Ltd. (UK)
Patent owner in reexamination·2 ex parte reexams
Umbra Technologies Ltd. (UK)'s patents have been the subject of 2 USPTO ex parte reexaminations, with 2 currently open. Its patents are most often challenged by Jeremy Jason Lang. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
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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 (2)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/016,367 | Jun 1, 2026 | 12,335,329 | SYSTEM AND METHOD FOR CONTENT RETRIEVAL FROM REMOTE NETWORK REGIONS | Jeremy Jason Lang | Open |
| 90/016,360 | May 29, 2026 | 12,432,161 | MULTI-PERIMETER FIREWALL IN THE CLOUD | — | Open |
See the full reexam picture for Umbra Technologies Ltd. (UK)
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