Klintworth & Rozenblat, LLP
Patent reexamination counsel·5 ex parte reexams
Klintworth & Rozenblat, LLP has served as patent-owner counsel in 5 USPTO ex parte reexaminations, with 2 currently open. The firm most often represents Magic Leap 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 |
|---|---|---|---|---|---|
| 90/016,216 | Apr 28, 2026 | 10,977,820 | PERSONALIZED NEURAL NETWORK FOR EYE TRACKING | Magic Leap Inc. | Open |
| 90/015,871 | Jan 9, 2026 | 11,328,740 | VOICE ONSET DETECTION | Magic Leap Inc. | Open |
| 90/019,786 | Dec 23, 2024 | 11,507,204 | SELECTING VIRTUAL OBJECTS IN A THREE-DIMENSIONAL SPACE | Magic Leap Inc. | Closed |
| 90/019,648 | Sep 6, 2024 | 10,163,011 | ESTIMATING POSE IN 3D SPACE | Magic Leap Inc. | Closed |
| 90/019,575 | Jul 8, 2024 | 11,029,805 | REAL-TIME PREVIEW OF CONNECTABLE OBJECTS IN A PHYSICALLY-MODELED VIRTUAL SPACE | Magic Leap Inc. | Closed |
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