How many Pyrex patterns are there?

Or browse patterns by thumbnail image. There are currently 171 unique patterns listed on this page.

How many different Pyrex Backstamps are there?

In their book, Rogove and Steinhauer show 23 backstamps used between 1915 and 1965 to identify Pyrex and Flameware, the aluminosilicate glass Corning manufactured between 1936 and 1979 for percolators, double boilers, and other items used on the stove top.

What is the oldest Pyrex pattern?

Atomic Eyes is the oldest Pyrex pattern known to exist.

Originally released as the “Hot 'N' Cold Chip and Dip Set,” this set was simply a large and small mixing bowl with a metal bracket that allowed the dip to be suspended over the bowl of chips.

How can you tell vintage Pyrex patterns?

Use the glass markings, stamps, and logos on the pieces themselves to identify when the glass was produced. The oldest Pyrex markings should be on the bottom of glass pieces and feature Pyrex in all capital letters inside a circle with CG for Corning Glassworks.

What are the different patterns of Pyrex?

Pyrex Value, Patterns, Styles And Tips

What is considered vintage Pyrex?

For collectors, the Pyrex sweet spot runs from the 1950s to the late 1970s, a period of time in which the dishes were still made from borosilicate glass and produced in some of the most popular patterns.

What is Cinderella Pyrex?

Cinderella Story. In 1957, Corning's Pyrex kitchenware designers devised a few new shape models to freshen things up a bit. These were, primarily, a set of four nesting mixing bowls, with new round casseroles in a handful of sizes following in 1958.

Why is vintage Pyrex so expensive?

The series caused interest in vintage Pyrex to spike, with long-term collectors that were used to easily locating the glassware at yard sales and thrift stores finding the items harder to come by — and more expensive when they were available.

What do Pyrex numbers mean?

Pyrex dishes also hide a little secret code: Many contain a three- or four-digit number that corresponds to a specific dish. A series of Mixing Bowls will feature 401 (1.5 pint), 402 (1.5 quart), 403 (2.5 quart), 404 (4 quart). The iconic two-quart green-and-white casserole dish is a 232.

Is there a difference between Pyrex and Pyrex?

Products with the name 'pyrex' (all lowercase) are made by a company called World Kitchen and are made out of clear tempered high-thermal-expansion soda-lime glass, which has a lower thermal shock resistance, making them susceptible to explosions in the microwave or oven.

Do vintage Pyrex bowls have lead?

Is there lead in vintage Pyrex bowls and baking dishes? Yes. Almost all vintage Pyrex bowls and baking dishes test positive for lead when using an XRF (a precision scientific instrument that will report the exact quantity of lead, cadmium and other heavy metals found in an item).

How many Pyrex Lucky loves were made?

The Lucky In Love design is printed on the one-quart Round Casserole (473) and remains one of the most elusive Pyrex designs ever created by Corning Glass Works. Released in 1959, Lucky In Love is most likely a limited release product or even a test piece.

Can you bake in vintage Pyrex?

That means that if you have Pyrex glassware made before 1998 (like this gorgeous vintage design), you can safely use it like you always have—making a baked mac n' cheese casserole and leaving the dish on your cold granite countertop or immediately transferring it to the fridge for tomorrow's dinner.

When was friendship Pyrex made?

When Friendship first appeared in 1971 it was accompanied by a full array of items, including Mixing Bowl sets (400 &300), a Cinderella Bowl set (441-44), and Refrigerator set (501-03), Round Casserole set (471-475), and a range of Bake Ware products.

How can you tell if Pyrex is borosilicate?

Eyeball It. If you have a dish at home that you want to test you can also try just looking at the hue. If you look at the edge of a dish and it is made out of soda-lime glass it will be a blueish-green hue. If the glass is Borosilicate then you should not see any color.

Why was Pyrex discontinued?

More than 750 million pieces of CorningWare have been manufactured. In 1998 however, due to slumping sales and retooling of manufacturing plants, Corning sold off the CorningWare and Pyrex lines to World Kitchen, LLC.

Can I microwave vintage Pyrex?

Yes, You Can Microwave Vintage Pyrex? Pyrex was designed and built to cook in the oven . You should allow the frozen Pyrex to warm up to room temperature first before putting it in a microwave. To avoid having your Pyrex crack, avoid the immediate change to extreme temperatures.

Is CorningWare the same as Pyrex?

CorningWare was first introduced in 1958 by Corning Glass Works—the same company that manufactured our beloved Pyrex—featuring unique glass-ceramic (Pyroceram) cookware resistant to thermal shock.

When was Pyrex colonial mist made?

Colonial Mist was the last opal PYREX pattern ever designed before production ceased in 1986. Colonial Mist was designed to accompany the Corelle Dinnerware line of the same name. Released to the public in July 1983 this floral pattern was either white on a blue background or blue on a white background.

When was Pyrex Cinderella Bowl?

Cinderella bowls with pouring handles came out in 1958. Casseroles were made in similar colors. Many were offered as promotional items or Christmas specials. Others were a part of huge kitchenware sets, so that homemakers could fill their kitchens with matching Pyrex patterns.

Are Pyrex patterns copyrighted?

In the United States, patterns are generally not eligible for copyright protection as copyright does not apply to methods or “procedures for doing, making, or building things.” Additionally, an item created from a pattern also lacks copyright protection if it is considered to be a functional object.

When did Pyrex switch to soda-lime glass?

In 1998, Corning sold the Pyrex brand to World Kitchen LLC, which stopped using borosilicate glass and started using soda-lime glass, according to Consumer Reports. Soda-lime glass is just ordinary glass. It's not resistant to thermal-shock, and it could shatter when going from one temperature extreme to another.

How do you clean old Pyrex bowls?

Dish washing detergent will literally strip the sheen off your Pyrex and eventually wear away some of the color and the pattern. Instead, you must wash it by hand, in hot soapy water, using gentle dish washing soap like Ajax.

How do you get scratches out of Pyrex?