GAB: Unless he was a late starter, based on his early background, I would put his age in the late 70's, rather than 89.
From 1956 to 1960 Judge Luckern was a patent examiner in the U.S. Patent and Trademark Office. He received an LL.B. (J.D.) from Georgetown University in 1959. From 1960 to 1962, Judge Luckern worked under a contract as patent consultant in Basel, Switzerland for J.R. Geigy, A.G. From 1962 to 1964, he was a technical advisor to the late Hon. I. Jack Martin of the U.S. Court of Customs and Patent Appeals. He received an LL.M. from Georgetown University in 1964.