Stryker Corporation
Patent owner in reexamination·3 ex parte reexams
Stryker Corporation's patents have been the subject of 3 USPTO ex parte reexaminations. 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
112
214
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 |
|---|---|---|---|---|---|
| 90/013,403 | Nov 19, 2014 | 6,497,715 | ULTRASONIC HAND PIECE AND ULTRASONIC HORN FOR USE WITH THE SAME | — | Closed |
| 90/013,343 | Sep 25, 2014 | 6,955,680 | COUPLING VIBRATION ULTRASONIC HAND PIECE | — | Closed |
| 90/012,169 | Mar 9, 2012 | 6,048,343 | BONE SCREW SYSTEM | — | Closed |
See the full reexam picture for Stryker Corporation
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.