In a “non-final office action” at the end of October in response to a request for re-examination filed by Ocuco last May 21, the U.S. Patent Office recommended that all the 20 claims in Seiko Epson's patent 6,019,470 should be cancelled unless the Japanese company comes out with convincing counter-arguments. ...
Already an Eyewear Intelligence subscriber? Sign in here.
Buying a membership today will give you:
Or sign-up for a trial month for just 9,90€. To continue reading this article register now.