BAYER CROPSCIENCE AG
Patent owner in reexamination·3 ex parte reexams
BAYER CROPSCIENCE AG's patents have been the subject of 3 USPTO ex parte reexaminations. Its patents are most often challenged by CRANFILL SUMNER & HARTZOG. 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 requesters
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 |
|---|---|---|---|---|---|
| 90/012,978 | Oct 1, 2013 | 5,739,082 | METHOD OF IMPROVING THE YIELD OF HERBICIDE-RESISTANT CROP PLANTS | — | Closed |
| 90/012,979 | Sep 7, 2013 | 5,908,810 | METHOD OF IMPROVING THE GROWTH OF CROP PLANTS WHICH ARE RESISTANT TO GLUTAMINE SYNTHETASE INHIBITORS | — | Closed |
| 90/020,011 | Aug 20, 2012 | 7,105,470 | HERBICIDAL COMPOSITIONS FOR TOLERANT OR RESISTANT SOYBEAN CROPS | CRANFILL SUMNER & HARTZOG | Closed |
See the full reexam picture for BAYER CROPSCIENCE AG
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.