Berry Metal Company
Patent owner in reexamination·4 ex parte reexams
Berry Metal Company's patents have been the subject of 4 USPTO ex parte reexaminations. Its patents are most often challenged by Richard Brewster Main. 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 (4)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/014,556 | Jul 30, 2020 | 10,222,124 | STAVE WITH EXTERNAL MANIFOLD | — | Closed |
| 90/014,506 | May 13, 2020 | 10,222,124 | STAVE WITH EXTERNAL MANIFOLD | Richard Brewster Main | Closed |
| 90/014,335 | Oct 23, 2019 | 9,121,076 | STAVE AND BRICK CONSTRUCTIONS HAVING REFRACTORY WEAR MONITORS AND IN PROCESS THERMOCOUPLES | — | Closed |
| 90/020,127 | Apr 2, 2019 | 10,222,124 | STAVE WITH EXTERNAL MANIFORD | — | Closed |
See the full reexam picture for Berry Metal Company
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.