Avoiding the On-Sale Patent Bar
3DPrint.com published Bill Cass’ article entitled, “Avoiding the On-Sale Patent Bar,” on August 8, 2016, wherein Bill discusses the timing between applying for a patent relative to the first sale of the product. As Bill discusses in further detail, what constitutes a sale under the patent statutes may be a matter of the court’s interpretation.
An accomplished attorney, Bill’s diverse practice includes intellectual property, IP litigation, and products liability litigation. He also co-chairs the Additive Manufacturing Practice at Cantor Colburn. For nearly 30 years, he has tried cases in state and federal courts involving technology. As Co-Chair of Cantor Colburn’s Litigation Department for the last 15 years, he combines his extensive trial experience with his engineering education to present technically complex matters to judges and juries. He has also tried matters before the Patent Trial and Appeal Board. His cases involve complex technology, including medical devices, circuitry, mechanical engineering, material science, chemistry, and computer software.