Neuralstem, Inc.
Ex parte reexamination requester·5 ex parte reexams
Neuralstem, Inc. has requested 5 USPTO ex parte reexaminations. It most often challenges patents owned by StemCells California, 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 (5)
| Control # | Filed | Patent | Title | Owner | Status |
|---|---|---|---|---|---|
| 90/013,375 | Oct 15, 2014 | 7,115,418 | METHODS OF PROLIFERATING UNDIFFERENTIATED NEURAL CELLS | StemCells California, Inc. | Closed |
| 90/013,347 | Sep 19, 2014 | 5,851,832 | IN VITRO GROWTH AND PROLIFERATION OF MULTIPOTENT NEURAL STEM CELLS AND THEIR PROGENY | StemCells California, Inc. | Closed |
| 90/013,338 | Sep 5, 2014 | 6,294,346 | USE OF MULTIPOTENT NEURAL STEM CELLS AND THEIR PROGENY FOR THE SCREENING OF DRUGS AND OTHER BIOLOGICAL AGENTS | StemCells California, Inc. | Closed |
| 90/013,322 | Aug 29, 2014 | 6,497,872 | NEURAL TRANSPLANTATION USING PROLIFERATED MULTIPOTENT NEURAL STEM CELLS AND THEIR PROGENY | StemCells California, Inc. | Closed |
| 90/013,323 | Aug 29, 2014 | 7,361,505 | MULTIPOTENT NEURAL STEM CELL COMPOSITIONS | StemCells California, Inc. | Closed |
See the full reexam picture for Neuralstem, Inc.
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.