Documents in our library describe Mascote (Munn And Steele) as “coating material consisting of a mixture of thermally expanded mica, asbestos fibers and a refractory mineral bond for high temperature insulation”.1 They give it as sold from 1939.1
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What each document says
Every statement about Mascote (Munn And Steele) 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 1939-03”, said by MUNN AND STEELE, INCORPORATED, as recorded by U.S. Patent and Trademark Office1
- Description: “COATING MATERIAL CONSISTING OF A MIXTURE OF THERMALLY EXPANDED MICA, ASBESTOS FIBERS AND A REFRACTORY MINERAL BOND FOR HIGH TEMPERATURE INSULATION”, said by MUNN AND STEELE, INCORPORATED, as recorded by U.S. Patent and Trademark Office1
Kind of product
We list Mascote (Munn And Steele) with refractories, from how the documents describe it. That page explains how such products exposed workers.
Trades that worked with products like it: Boilermakers, Refractory Bricklayers.
Refractories by other makers (51)
319 Semi-refractory (Johns-Manville) · 678 Semi-refractory (Johns-Manville) · 106 (Eagle-Picher) · Aerogun (North American Refractories) · Alumino-Hi-Temp (Philip Carey) · Fibrous Adhesive (General Refractories) · Insulag (Quigley) · Johns-Manville Jm (Johns-Manville) · Kurosaki Slide Gate Refractory (North American Refractories) · Lasting Protection (Lasting Products) · Light Wate 22 & 50 (Combustion Engineering) · Low-k (North American Refractories) · Mc-gun Mix (North American Refractories) · Mister Philplug (Plastic Wallplug & Bolt Co.) · Mule-Hide (Lehon) · Narcocast ES Fine Trowel (North American Refractories) · Narcocrete (North American Refractories) · Narcocrete Trowel (North American Refractories) · Narcogun Cm-343 (North American Refractories) · Narcogun CO. (North American Refractories) · and 31 more: all refractories
References
- USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition) (October 5, 1943). Not yet published in our library.
Cite this page
“Mascote (Munn And Steele).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/munn-and-steele-mascote.
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