Atomic Eyes is the oldest Pyrex pattern known to exist. Pyrex began manufacturing patterned sets in the 1950s.

Are Pyrex bowls collectible?

Patterned Pyrex—such as the 1956 Pink Daisy or the 1983 Colonial Mist—also tend to be valuable as a collectors item. Some patterned collections, like the 1959 Lucky in Love heart and four-leaf clover design, have been valued as high as $4,000 for one bowl. But colored Pyrex must look shiny and new.

Is Glasbake the same as Pyrex?

The Glasbak spelling was introduced in 1917 and changed to Glasbake sometime later that same year. The spelling of the name has undergone two changes: Glasbak and Glasbake. While Glasbak may have a revolving “e” on the end, it never has a double “s”.

Why Pyrex Cannot be recycled?

While pyrex ovenware is a type of glass - it has been specially treated in the manufacturing process to withstand high temperatures, which makes it non-recyclable. If you have broken or chipped pyrex ovenware to get rid of, do not recycle it with other glass items. Simply dispose of it carefully in your rubbish bin.

Does all Pyrex have lead?

No, it is not lead free. Pyrex still contains lead as per their statement below (read between the lines). Whether FDA or California has approved some measure of lead, is not as relevant as how ANY exposure to lead in your familys daily lives will affect your health over the long term.