MENLO PARK, Calif.--(BUSINESS WIRE)--Pacific Biosciences of California, Inc. (NASDAQ:PACB) today announced that the Board of Patent Appeals and Interferences of the United States Patent and Trademark Office (USPTO) has rendered a decision in a previously announced patent interference provoked by Pacific Biosciences related to single molecule sequencing. The decision cancels all patent claims by Life Technologies Corporation involved in the interference.