Daniel Rabinowitz
Ex parte reexamination requester·4 ex parte reexams
Daniel Rabinowitz has requested 4 USPTO ex parte reexaminations, with 4 currently open. It most often challenges patents owned by Divx LLC, Bardy Diagnostics Inc., and Welch Allyn 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 challenged
Outcome track record
How this requester's challenges resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Share of challenges that canceled claims
Challenge metrics
Cancellation rate, average pendency, and the open/closed split across every reexam this requester has filed.
- Outcome rate of closed challenges
- Average pendency in months
Examiners & defense counsel
Which examiners decide this requester's challenges, and which firms defend the targeted patents.
- Most frequent examiners
- Top opposing counsel
Recent reexaminations (4)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/015,766 | Dec 10, 2025 | 12,161,473 | ELECTROCARDIOGRAPHY PATCH | Bardy Diagnostics Inc. | Open |
| 90/015,648 | Oct 30, 2025 | 8,630,699 | BODY WORN PHYSIOLOGICAL SENSOR DEVICE HAVING A DISPOSABLE ELECTRODE MODULE | Welch Allyn Inc. | Open |
| 90/015,467 | Aug 22, 2025 | 11,611,785 | Systems, Methods, and Media for Transcoding Video Data | Divx LLC | Open |
| 90/015,469 | Aug 22, 2025 | 11,611,785 | Systems and Methods for Encoding and Streaming Video Encoded Using a Plurality of Maximum Bitrate Levels | Divx LLC | Open |
See the full reexam picture for Daniel Rabinowitz
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.