Documents in our library describe Chembest (Unarco) as “insulating material formed of asbestos, mineral wool and formed polyurethane and asbestos cement”.1 They give it as made from 1970.2 Where the documents differ, each is listed below with its source.
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What each document says
Every statement about Chembest (Unarco) in the documents, in each document's own words.
USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition)
- Sold from: “first used in commerce 1963-04-24”, said by UNARCO INDUSTRIES, INC., as recorded by U.S. Patent and Trademark Office1
- Description: “INSULATING MATERIAL FORMED OF ASBESTOS, MINERAL WOOL AND FORMED POLYURETHANE AND ASBESTOS CEMENT”, said by UNARCO INDUSTRIES, INC., as recorded by U.S. Patent and Trademark Office1
The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981)
- Made from: “70”, p. 42
Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two
- Description: “Chembest (listed, product not given)”, p. 673
See also
- Unarco: the company's history, documents, people, products and plants
- Unarco on our products page: what the documents say about the company's asbestos products, with sources
References
- USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition) (May 6, 1963). Not yet published in our library.
- The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981) (April 30, 1981), p. 4.
- Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two (1986), p. 67. Not yet published in our library.
Cite this page
“Chembest (Unarco).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/unarco-chembest.
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