Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
Received wisdom is that inter partes review proceedings are limited to prior art as defined by patents and printed publications. But in recently decided Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., another prior...more
Objective Evidence in Determining Obviousness - In Medtronic, Inc. v. Teleflex Innovations, Appeal No. 21-2357, the Federal Circuit held that a close prima facie case of obviousness can be overcome by strong evidence of...more
In Sanofi-Aventis Deutschland GmbH v. Mylan Pharm. Inc., Case No. 2021-1981, the Federal Circuit reversed an obviousness determination by the PTAB. At issue was Sanofi’s reissued U.S. Patent No. RE47,614 (the ’614 patent),...more
In a series of recent decisions, the PTAB denied institution on a dozen petitions on related patents because of one problem it identified in the petitioner’s arguments. All of the petitioner’s proposed grounds challenged the...more
Addressing the propriety of combining prior art in an obviousness analysis, U.S. Patent and Trademark Office’s (PTO) Patent Trial and Appeal Board (“PTAB” or “Board”) determined that a patent for a spinal implant for...more
In Tyco Healthcare Group LP v. Ethicon Endo-Surgery, Inc., the Federal Circuit agreed with the district court that Ethicon’s prototype constituted prior art under 35 USC § 102(g) based on its earlier date of conception, but...more
Although the Federal Circuit recently affirmed a district court’s decision on patent invalidity based on obviousness-type double patenting, the case provides an impetus to review terminal disclaimer practice within a patent...more