You don't need the product names or old records. No fee unless we recover compensation for your family.
Walter L. Steffens received US Patent No. 1,721,096 on July 16, 1929, filed March 3, 1922.
The patent's description opens (from the scanned text):
My invention relates to a flexible non-heat conducting and fireproof material.
- Author
- Walter L. Steffens
- Published by
- US Patent Office
- Series
- US Patent No. 1,721,096
- Date
- July 16, 1929
- Library no.
- ACL Doc 22639 · asbestosclaims.law/library/22639
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 204 KB
Where it was listed
- Asbestos, September 1929, in its patents department (the year's issues)
Cited on this site
Cite this document
Walter L. Steffens. “Heat Insulating and Fireproofing Material (US Patent 1,721,096, 1929).” July 16, 1929. US Patent No. 1,721,096. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22639. https://asbestosclaims.law/library/22639.
ACL Doc numbers and their short links never change. See how to cite the Library.
Talk with an asbestos lawyer
Start with what you remember, and we'll take it from there.
This page is provided for general informational purposes and does not constitute legal advice. Every asbestos case turns on its own facts, exposure history, diagnosis, deadlines, available evidence, and applicable law. Reviewing this page does not create an attorney-client relationship. For advice about your specific situation, call 833-4-ASBESTOS for a free case review.