Libbey-Owens-Ford Glass Company v. General Aluminum Window Co., Inc

MARTIN, Judge.

This appeal is from a decision of the Commissioner of Patents, acting through the Assistant Commissioner, reversing the Examiner of Interferences and dismissing an opposition to the registration of “Therm-O-Lite” on the Principal Register.

Appellant’s registered mark, “Thermopane,” 1 has been used by Libbey-OwensFord (L-O-F) since 1934, when it was acquired from the predecessor in use, Thermopane Company, to identify insulating glass. Besides insulating glass, L-O-F manufactures and sells sheet glass, plate glass, safety glass, and various other flat glass products. The…