Cahill v. Regan

This case involves the question of whether a patent for a particular article, invented by defendant employee, belongs to him or to his employers, the plaintiffs herein. The trial court found in favor of the defendant; the Appellate Division modified the judgment, deciding that, although the patent belonged to the defendant, the plaintiffs had a “ shop right” to use it. Both parties have cross-appealed to this court.

The plaintiffs, in their capacity as executors of the estate of the deceased William Boberts, are carrying on the business which Boberts had owned during his lifetime, the Melvina…