Documents in our library describe Electrobestos (Johns-Manville) as “heat resistant construction materials in the form of sheets and molded shapes and composed of asbestos fiber, clay and binder and used for arc and flame barriers, and for parts of ovens, muffles and other apparatus exposed to heat”.1 They give it as sold from 1905.1 Where the documents differ, each is listed below with its source.
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Asbestos claims
If you or a family member worked with or around Electrobestos (Johns-Manville) and later developed mesothelioma or another asbestos disease, a claim may be paid by the Manville Personal Injury Settlement Trust. Free case review.
What each document says
Every statement about Electrobestos (Johns-Manville) 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 1905”, said by JOHNS-MANVILLE CORPORATION, as recorded by U.S. Patent and Trademark Office1
- Description: “HEAT RESISTANT CONSTRUCTION MATERIALS IN THE FORM OF SHEETS AND MOLDED SHAPES AND COMPOSED OF ASBESTOS FIBER, CLAY AND BINDER AND USED FOR ARC AND FLAME BARRIERS, AND FOR PARTS OF OVENS, MUFFLES AND OTHER APPARATUS EXPOSED TO HEAT”, said by JOHNS-MANVILLE CORPORATION, as recorded by U.S. Patent and Trademark Office1
Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two
- Description: “asbestos fiber & clay flame barrier” (as of 1953, 1976), p. 742
Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (1990)
- Made at: “Nashua Plant (1907 to 1985): Electrobestos” (at Nashua) (the plant: Nashua, New Hampshire), p. 243
- Asbestos content: “asbestos containing”, p. 243
See also
- Johns-Manville: the company's history, documents, people, products and plants
- Johns-Manville 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) (February 27, 1948). Not yet published in our library.
- Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two (1986), p. 74. Not yet published in our library.
- Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (February 15, 1990), p. 24.
Cite this page
“Electrobestos (Johns-Manville).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/johns-manville-electrobestos.
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