Posts Tagged: Patent Act of 1952


Is the Presumption of Validity Dead in Substitute Claims Issued as a Result of Motions to Amend After PTAB Proceedings?

Since the Federal Circuit’s decision in Aqua Products, Inc. v. Matal confirmed that the burden of persuasion on a the patentability of amended claims in a …

Proving A Patent Invalid: The Burden is on the Challenger

When an individual or company challenges the validity of a patent, “the burden of establishing invalidity of a patent or any claim thereof shall rest on the …
By Daniel Vojcak
2 years ago 1