Chernoff, Vilhauer, LLP
Patent reexamination counsel·5 ex parte reexams
Chernoff, Vilhauer, LLP has served as patent-owner counsel in 5 USPTO ex parte reexaminations. The firm most often represents Flexiworld Technologies Inc., Exitexchange Corporation, A Texas Corporation, and Videx 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 (5)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/019,971 | May 23, 2025 | RE48,066 | SERVICES THAT ARE PROVIDED, AT LEAST PARTLY, OVER THE INTERNET FOR DATA MINING USER INFORMATION | Flexiworld Technologies Inc. | Closed |
| 90/014,721 | Apr 8, 2021 | 10,346,114 | DIGITAL CONTENT SERVICES OVER THE INTERNET THAT TRANSMIT OR STREAM PROJECTED DIGITAL CONTENT TO MOBILE DEVICES, DISPLAY DEVICES, AUDIO OUTPUT DEVICES, PRINTING DEVICES, TELEVISIONS, OR TELEVISION CONTROLLERS | Flexiworld Technologies Inc. | Closed |
| 90/012,763 | Feb 8, 2013 | 6,564,600 | Electronic Access Control Device | Videx Inc. | Closed |
| 90/012,496 | Sep 11, 2012 | 7,353,229 | Post-Session Internet Advertising System | Exitexchange Corporation, A Texas Corporation | Closed |
| 90/012,344 | Jun 8, 2012 | 7,386,555 | Post-Session Internet Advertising System | Exitexchange Corporation, A Texas Corporation | Closed |
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