Patent Term Adjustment (PTA)
The patent term adjustment (PTA) provisions of the AIPA are effective May 29, 2000 and apply to utility and plant applications filed on or after May 29, 2000
The patent term extension (PTE) provisions of Public Law 103-465 (URAA) apply to utility and plant applications filed before May 29, 2000 but on or after June 8, 1995
Patent term adjustment or extension under 35 U.S.C. § 154(b) does not apply to design applications or to any application filed before June 8, 1995