While modern PYREX still works for basic kitchen tasks, it's not quite the indestructible workhorse its predecessor was. So, how can you tell if a piece is truly vintage? First, flip it over.

Over 150 patterns were released before the line’s eventual discontinuation in 1985. While the most valuable patterns lie in U.S. wares, overseas manufactures also make their foray into the ...

Compared to modern kitchen items, vintage Pyrex — which is heavy, increasingly expensive and not dishwasher safe — doesn't seem immediately practical.

Fun facts • Pyrex patterns most highly sought by collectors include Lucky in Love (1959), with hearts and clovers produced as either a test piece or limited edition; Amish Butterprint (1957-68 ...

The introduction of Pyrex in 1915 sparked a whole new interest in home economics at Corning. That led to the hiring of experts in the emerging field to promote the new product to consumers.