The Patent Trial and Appeal Board (PTAB) denied institution of an inter partes review (IPR) brought by Par-Kan Company, LLC against Unverferth Manufacturing Company regarding U.S. Patent No. 8,967,940 (“the ‘940 patent”). ...more
7/28/2025
/ Evidence ,
Inter Partes Review (IPR) Proceeding ,
Inventions ,
Inventors ,
Obviousness ,
Patent Infringement ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Prior Art ,
Testimony ,
USPTO
Section 311(b) limits inter partes review to “ground[s] that could be raised under section 102 or 103 and only on the basis of prior art consisting of patents or printed publications.” 35 U.S.C. § 311(b) (emphasis added). An...more
2/10/2022
/ 35 U.S.C. § 311(b) ,
Apple ,
CAFC ,
Inter Partes Review (IPR) Proceeding ,
Patent Infringement ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Printed Publications ,
Prior Art ,
Qualcomm ,
Statutory Interpretation
Introducing evidence in a motion to file a reply to a patent owner’s preliminary response without the PTAB’s authorization may result in denial and expungement. A recent motion met such a fate in Ice Castles, LLC v....more