Cognitive Intellectual Property Law
Patent reexamination counsel·1 ex parte reexams
Cognitive Intellectual Property Law has served as patent-owner counsel in 1 USPTO ex parte reexamination. The firm most often represents Durasystems Barriers Inc.. 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 patent owners represented
Outcome track record
How this firm's reexams resolve once a certificate issues: all claims confirmed, amended, mixed, or canceled.
- Certificate outcome split across every bucket
- Share of proceedings where claims survived
Practice metrics
Certificate rate, average pendency, and the open/closed split across the firm's full reexam docket.
- Certificate rate of closed proceedings
- Average pendency in months
Examiners & adversaries
Which examiners most often decide this firm's reexams, and which requesters most often challenge its patents.
- Most frequent examiners
- Top opposing requesters
Recent reexaminations (1)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,560 | Oct 15, 2025 | 10,024,569 | FIRE-RATED MODULAR DUCT ASSEMBLY AND IMPROVEMENTS THEREIN | Durasystems Barriers Inc. | Closed |
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