Publication

Article

BioPharm International

BioPharm International-02-01-2002
Volume15
Issue 2
Pages: 38-42

Sale of Your Product Can Prevent Patenting: How to Avoid the On-Sale Bar

Author(s):

By Tom Brody, DNAX Research Institute, pp. 38-42. Early sale or offers to sell an invention may result in the rejection of a patent application under 35 U.S.C. 102(b). Such a rejection is called "the on-sale bar," and it permanently prevents patenting of an invention.

Newsletter

Stay at the forefront of biopharmaceutical innovation—subscribe to BioPharm International for expert insights on drug development, manufacturing, compliance, and more.

© 2025 MJH Life Sciences

All rights reserved.