Patent Prosecution Dept.
Patent reexamination counsel·4 ex parte reexams
Patent Prosecution Dept. has served as patent-owner counsel in 4 USPTO ex parte reexaminations, with 2 currently open. The firm most often represents HD Silicon Solutions LLC and Transmeta Corporation. 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 (4)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/016,023 | May 18, 2026 | 7,260,731 | SAVING POWER WHEN IN OR TRANSITIONING TO A STATIC MODE OF A PROCESSOR | Transmeta Corporation | Closed |
| 90/016,088 | May 18, 2026 | 9,436,264 | SAVING POWER WHEN IN OR TRANSITIONING TO A STATIC MODE OF A PROCESSOR | HD Silicon Solutions LLC | Closed |
| 90/016,243 | May 4, 2026 | 7,600,166 | METHOD AND SYSTEM FOR PROVIDING TRUSTED ACCESS TO A JTAG SCAN INTERFACE IN A MICROPROCESSOR | HD Silicon Solutions LLC | Open |
| 90/016,222 | Apr 30, 2026 | 7,334,173 | METHOD AND SYSTEM FOR PROTECTING PROCESSORS FROM UNAUTHORIZED DEBUG ACCESS | HD Silicon Solutions LLC | Open |
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Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.