Jonathan B. Tropp

Medical Diagnostic Claims Patent-Eligible after Bilski
Richard H. Brown, Jonathan B. Tropp, Lindsay S. Adams, Keith J. McWha, T. David Bomzer, October 14, 2009
In Prometheus Laboratories, Inc., v. Mayo Collaborative Services, 2008-1403 (September 16, 2009), the Federal Circuit, on first impression, held medical diagnostic claims to be patent-eligible subject matter under the "machine or transformation" test first elucidated in In re Bilski, 545...

Federal Circuit Closely Scrutinizes Inequitable Conduct Charges
Richard H. Brown, Jonathan B. Tropp, Catherine Dugan O'Connor, August 20, 2009
Patent cases frequently include claims that the patentee hid material information from the Patent Office, in an attempt to secure issuance of the patent. If proven, inequitable conduct can be a powerful defense, rendering the patent unenforceable. Yet the frequency with which such charges have been...

Federal Circuit Clarifies the Test for Patent Eligibility in Process Claim
Richard H. Brown, Marc A. Lieberstein, Jonathan B. Tropp, T. David Bomzer, February 3, 2009
In the case In re Bilski, 545 F.3d 943 (Fed. Cir. 2008), the Federal Circuit revisited the standard for determining whether a process claim is eligible for patent protection under § 101 of the Patent Act.