Posts Tagged: teaching away


Teaching Away, Commercial Success, and Blocking Patent Doctrines All Under the CAFC Spotlight

In The Chemours Company FC, LLC v. Daikin Industries, Ltd., Nos. 2020-1289, 2020-1290 (Fed. Cir. July 22, 2021) (“Chemours v. Daikin”), the Federal Circuit clarified three doctrines involved in …

CAFC Reverses PTAB Obviousness Finding, Clarifying Concepts of ‘Teaching Away’ and ‘Commercial Success’

The United States Court of Appeals for the Federal Circuit (CAFC) yesterday concluded that the Patent Trial and Appeal Board’s (PTAB’s) decision finding certain claims …
By La'Cee Conley
4 months ago 14

Pardon Me, But What Is the Point of Deciding Whether or Not a Reference ‘Teaches Away’?

"Teaching away" is a concept important to obviousness analysis under U.S. patent law. "Teaching away" basically bears upon the issue of motivation to combine elements in …
By Daniel Hanson
10 months ago 42

Teaching Away Requires Discouragement or Implying the Combination Would Not Work

Michael Meiresonne (“Meiresonne”) appealed from the final inter partes review (“IPR”) decision of the U.S. Patent Trial and Appeal Board (“Board”). The Board held that certain …

Teaching Away Insufficient to Overcome Motivation to Combine References

While Dome’s argument against obviousness based on Tanaka teaching away was plausible, it was not sufficient to overcome the district court’s factual findings that a …

Federal Circuit Affirms ‘Teaching Away’ and ‘Unexpected Results’ that Support Non-obviousness

The Federal Circuit affirmed. The asserted claims were not obvious because, although the claimed amounts (0.01% bimatoprost and 200 ppm BAK) fell within the range disclosed in the prior …