Patent Law Practice Center

The Disharmonious Loss Of The Hilmer Doctrine

The following analysis of  the new 35 USC § 102(a)(2) provision in the Leahy-Smith America Invents Act eliminating the Hilmer doctrine and giving prior art effect to U.S. patent applications as of their foreign filing dates comes from Courtenay Brinckerhoff ,writer of PharmaPatents Blog and Partner at Foley & Lardner.

Here is an excerpt from the article originally published on Pharma Patents:

One of the many changes included in the Leahy-Smith America Invents Act relates to the date that a U.S. patent application is effective as prior art. While eliminating the Hilmer doctrine and giving prior art effect to U.S. patent applications as of their foreign priority dates might seem to be a step towards international harmonization, it actually may widen the gulf between the U.S. and the rest of world. (more…)