Koppel, Patrick, Heybl & Philpott
Patent reexamination counsel·3 ex parte reexams
Koppel, Patrick, Heybl & Philpott has served as patent-owner counsel in 3 USPTO ex parte reexaminations. The firm most often represents DuraFlame Inc. and Altair 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 (3)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/013,284 | Jul 2, 2014 | 6,241,739 | Microdermabrasion Device and Method of Treating the Skin Surface | Altair Instruments Inc. | Closed |
| 90/012,441 | Aug 17, 2012 | 8,123,824 | ARTIFICIAL FIRELOG USING OIL AND/OR FAT-RETAINING MATERIALS | DuraFlame Inc. | Closed |
| 90/012,440 | Aug 17, 2012 | 8,007,550 | ARTIFICIAL FIRELOG USING NON-PETROLEUM WAXES | DuraFlame Inc. | Closed |
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