Spencer Fane, LLP
Patent reexamination counsel·3 ex parte reexams
Spencer Fane, LLP has served as patent-owner counsel in 3 USPTO ex parte reexaminations, with 1 currently open. The firm most often represents Hyliion Inc., Bearaby Inc., and Mobile Data Technologies LLC. 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 (3)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,265 | May 11, 2026 | 12,024,029 | TRAILER-BASED ENERGY CAPTURE AND MANAGEMENT | Hyliion Inc. | Open |
| 90/019,589 | Jul 22, 2024 | 11,806,480 | LAYERED YARN AND WEIGHTED BLANKET FOR DEEP PRESSURE THERAPY | Bearaby Inc. | Closed |
| 90/019,221 | Jun 12, 2023 | 8,793,336 | METHOD, APPARATUS AND SYSTEM FOR MANAGEMENT OF INFORMATION CONTENT FOR ENHANCED ACCESSIBILITY OVER WIRELESS COMMUNICATION NETWORKS | Mobile Data Technologies LLC | Closed |
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