VINGCARD SYSTEMS, INC. Trademarks
CONVERT-A-LOCK
Filed: November 26, 1976
LOCK CYLINDERS
Owned by: VINGCARD SYSTEMS, INC.
Serial Number: 73107804
GREENLOCK
Filed: September 19, 1995
electric locks and parts thereof and electronic controls for controlling environmental control appliances
Owned by: VINGCARD SYSTEMS, INC.
Serial Number: 74731347
