Unity of invention and double patenting law and practice in Canada can create challenges for patent applicants. For example, applicants may not expect a unity of invention objection to be raised, requiring claims to be...more
What Congress has guaranteed, the courts have taken away - The Supreme Court is about to receive a Petition for Certiorari in a case that impacts how long a patent protects new inventions, we expect. Specifically, the case...more
The Federal Circuit decided a question left open during a recent spate of opinions involving the judicially created doctrine of obviousness-type double patenting (ODP): the effect patent term adjustment (PTA) can (or should)...more