Abstract: A can end (1) having an openable portion (14) defined by a score line (13), has a ring pull defining an aperture in which is retained a token (16) which may be removed as proof of purchase to qualify the purchaser for a prize or other premium offer. The token (16) is preferably made from a plastics material which is retained by clinching of peripheral material of the ring pull, and may be marked with indicia.
Type:
Grant
Filed:
October 23, 1991
Date of Patent:
March 9, 1993
Assignee:
CMB Foodcan plc
Inventors:
Andrew P. Pavely, Roy J. Marr, Peter S. Foskett, David M. White