One of three stem cell patents held by the Wisconsin Alumni Research Foundation (WARF) is valid, according to a non-final ruling issued on Monday by the United States Patent and Trademark Office. The three WARF patents have been under examination by the USPTO, beginning in linkurl:October, 2006,; when challenges were brought by the Public Patent Foundation in New York and the Foundation for Taxpayer and Consumer Rights (FTCR) in Los Angeles. Decisions on the other two patents are still pending. "We're pleased with the decision and how thorough and detailed the decision is," Carl Gulbrandsen, managing director of WARF told The Scientist in regard to the USPTO ruling. Last fall, WARF issued linkurl:amendments; to the patents that helped in the approval process, Gulbrandsen added. He hopes that the two other patent decisions will come soon and will be as positive as the first. "We've said from the beginning we think...
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