A.C. Aukerman Co. v. R.I. Chaides Construction
United States Court of Appeals, Federal Circuit
960 F.2d 1020 (1992)
Relevant factsFree
Aukerman (plaintiff), the assignee of patents on concrete highway barriers, sued Chaides (defendant) for patent infringement. Chaides asserted that the claims were barred by laches and equitable estoppel, based on Aukerman's delay in enforcing its rights.
IssueFree
Whether the defenses of laches and equitable estoppel should be tried rather than decided on summary judgment in a patent-infringement case.