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 is the most popular Pyrex pattern?
15 Most Valuable Rare Vintage Pyrex Patterns
| No. | Pyrex Pattern | Price |
|---|---|---|
| 1. | Turquoise Diamonds Pattern | $100 to $600 |
| 2. | Snowflake Pattern | $75 to $599.99 |
| 3. | Cinderella Pattern | $50 to $350 |
| 4. | Blue Stripe (Barcode) Pattern | $50 to $300 |
How many different Pyrex patterns are there?
Or browse patterns by thumbnail image. There are currently 172 unique patterns listed on this page.
What do the numbers on the bottom of Pyrex 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.
Why did Pyrex stop making patterns?
The Great Depression in 1929 dealt Corning and Pyrex a great challenge. Part of its high cost lay in the fact that, even though annual production numbered in the millions, the pieces were still individually blown by hand.
What does the number on the bottom of a Pyrex bowl mean?
In many but not all cases, the trailing digit of the model number corresponds to the capacity in pints of the bowl or dish, e.g. #043 = 1½ quarts = 3 pints. Sets were typically assigned catalog numbers similar to the model number sequence of the pieces they contained, e.g. a #470 set contained 1 each 471, 472, and 473.
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.
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?