On-Sale Bar

On-Sale Bar

Definition

A statutory bar to patentability that applies when, before the critical date of the invention (i.e., one year prior to the effective filing date of the patent application), the invention was the subject of a commercial offer for sale and was ready for patenting.

Get full access FREE

With a 7-day free trial membership
Here's why 811,000 law students have relied on our key terms:
  • A complete online legal dictionary of law terms and legal definitions
  • Over 7,900 key terms written in plain English to help you not only understand the law but master it
  • The premier online law dictionary built specifically for law students
  • Easy access in class or on the go, accessible both online and through the Quimbee mobile app
  • Reliable - written by legal professors and practitioners
  • Get instant access to all related rules of law to any specific key term with a Quimbee Study Aid plan

Get full access FREE

With a 7-day free trial membership