Helsell Fetterman, LLP
Patent reexamination counsel·6 ex parte reexams
Helsell Fetterman, LLP has served as patent-owner counsel in 6 USPTO ex parte reexaminations. The firm most often represents Beacon Navigation Inc., Beacon Navigation GmbH, and Magellan Dis 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 (6)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/014,202 | Sep 17, 2018 | 5,862,511 | VEHICLE NAVIGATION SYSTEM AND METHOD | Beacon Navigation Inc. | Closed |
| 90/014,170 | Jul 18, 2018 | 5,862,511 | VEHICLE NAVIGATION SYSTEM AND METHOD | Beacon Navigation GmbH | Closed |
| 90/013,731 | Apr 20, 2016 | 6,029,111 | Vehicle Navigation System and Method Using GPS Velocities | Beacon Navigation Inc. | Closed |
| 90/013,733 | Apr 20, 2016 | 6,178,380 | STREET IDENTIFICATION FOR A MAP ZOOM OF A NAVIGATION SYSTEM | Beacon Navigation GmbH | Closed |
| 90/013,735 | Apr 20, 2016 | 6,178,380 | STREET IDENTIFICATION FOR A MAP ZOOM OF A NAVIGATION SYSTEM | Magellan Dis Inc. | Closed |
| 90/013,727 | Apr 18, 2016 | 6,029,111 | VEHICLE NAVIGATION SYSTEM AND METHOD USING GPS VELOCITIES | Magellan Dis Inc. | Closed |
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