Patent information:

Patent:Utility 1,304,622
Patented:May 27, 1919
Applied:June 24, 1915
Title:Heating Vessel
Description:Production of glass baking dishes from Pyrex glass
Assigned to:Corning Glass Works

Patentee Information:

SULLIVAN, Eugene C. Corning, NY
TAYLOR, William C. Corning, NY

Class and subclass information:

Subclass:66CERAMIC COMPOSITIONS Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions Silica containing 40 percent - 90 percent by weight silica And boron And aluminum;

Known specimens:

None known


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