Law Office of David H. Judson
Patent reexamination counsel·2 ex parte reexams
Law Office of David H. Judson has served as patent-owner counsel in 2 USPTO ex parte reexaminations, with 1 currently open. The firm most often represents Vaikin Kansepts Inc. and AERITAS 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 (2)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/019,943 | May 21, 2025 | 12,157,606 | Re-configurable and re-sizable modular storage container system | Vaikin Kansepts Inc. | Open |
| 90/014,750 | May 18, 2021 | 9,390,435 | Mixed-Mode Interaction | AERITAS LLC | Closed |
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