NEIFELD IP LAW, PLLC
Patent reexamination counsel·3 ex parte reexams
NEIFELD IP LAW, PLLC has served as patent-owner counsel in 3 USPTO ex parte reexaminations. The firm most often represents Wistaria Trading Ltd.. 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 |
|---|---|---|---|---|---|
| 90/014,152 | Jun 13, 2018 | 7,813,506 | SYSTEM AND METHODS FOR PERMITTING OPEN ACCESS TO DATA OBJECTS AND FOR SECURING DATA WITHIN THE DATA OBJECTS | Wistaria Trading Ltd. | Closed |
| 90/014,138 | May 16, 2018 | 9,104,842 | DATA PROTECTION METHOD AND DEVICE | Wistaria Trading Ltd. | Closed |
| 90/014,137 | May 11, 2018 | 9,021,602 | DATA PROTECTION METHOD AND DEVICE | Wistaria Trading Ltd. | Closed |
Other reexam law firms
See the full reexam picture for NEIFELD IP LAW, PLLC
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.