Hudson Bay Master Fund Ltd.
Patent owner in reexamination·3 ex parte reexams
Hudson Bay Master Fund Ltd.'s patents have been the subject of 3 USPTO ex parte reexaminations. Its patents are most often challenged by Emily C. O'Brien and TASER International Inc.. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
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Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/013,489 | Apr 16, 2015 | 8,781,292 | Computer Program, Method, And System For Managing Multiple Data Recording Devices | TASER International Inc. | Closed |
| 90/012,791 | Feb 8, 2013 | 6,775,664 | INFORMATION FILTER SYSTEM AND METHOD FOR INTEGRATED CONTENT-BASED AND COLLABORATIVE/ADAPTIVE FEEDBACK QUERIES | Emily C. O'Brien | Closed |
| 90/012,722 | Nov 28, 2012 | 6,775,664 | INFORMATION FILTER SYSTEM AND METHOD FOR INTEGRATED CONTENT-BASED AND COLLABORATIVE/ADAPTIVE FEEDBACK QUERIES | Emily C. O'Brien | Closed |
See the full reexam picture for Hudson Bay Master Fund Ltd.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.