In pursuing patents for their inventions, inventors need to make sure that earlier filed provisional patent applications filed by other inventors do not preclude the inventor’s patent application. The Federal Circuit’s decision in In re Giacomini, (Fed. Cir. July 7, 2010) affirmed a USPTO Board of Patent Appeal’s decision that found the patent examiner properly rejected certain claims of a pending application. The decision in Giacomini occurred because an earlier filed provisional application by another inventor disclosed the same invention. Because the inventor failed to challenge the written description of the earlier filed provisional application, the inventor waived his right to do so on appeal and lost his patent as a result.
The Federal Circuit began by noting that “an applicant is not entitled to a patent if another’s patent discloses the same invention, which was carried forward from an earlier U.S. provisional application or U.S. non-provisional application. Here, the inventor did not dispute that the earlier provisional application described the invention claimed in Giacomini’s application. As result, the Federal Circuit found that the provisional, which pre-dated Giacomini’s filing date, was the first U.S. application to describe the invention.
Continue reading