Blank Rome, LLP
Patent reexamination counsel·7 ex parte reexams
Blank Rome, LLP has served as patent-owner counsel in 7 USPTO ex parte reexaminations, with 1 currently open. The firm most often represents Efficient Power Conversion Corporation, V-One Co. Ltd., and Sartorius Bioanalytical Instruments 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 (7)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,446 | Aug 13, 2025 | 8,647,588 | Tip Tray Assembly For Optical Sensors | Sartorius Bioanalytical Instruments Inc. | Open |
| 90/019,278 | Oct 13, 2023 | 10,312,335 | GATE WITH SELF-ALIGNED LEDGE FOR ENHANCEMENT MODE GaN TRANSISTORS | Efficient Power Conversion Corporation | Closed |
| 90/019,266 | Oct 5, 2023 | 9,748,347 | GATE WITH SELF-ALIGNED LEDGE FOR ENHANCEMENT MODE GaN TRANSISTORS | Efficient Power Conversion Corporation | Closed |
| 90/013,737 | Apr 26, 2016 | 6,667,286 | ADHESIVE SANITARY AGENT | Buck-Chemie GmbH | Closed |
| 90/013,253 | May 22, 2014 | 6,158,011 | Multi-Access Virtual Private Network | V-One Co. Ltd. | Closed |
| 90/020,048 | Feb 8, 2013 | 6,158,011 | MULTI-ACCESS VIRTUAL PRIVATE NETWORK | V-One Co. Ltd. | Closed |
| 90/012,682 | Sep 15, 2012 | 8,056,962 | Energy Absorber | White Impact Co. Ltd. | Closed |
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