You don't need the product names or old records. No fee unless we recover compensation for your family.
Julie Chi-Sun Yang received US Patent No. 3,449,140 on June 10, 1969, filed October 7, 1965. It was assigned to Johns Manville.
The patent's description opens:
This invention relates to an improved hydraulic setting cement, and more particularly to means of increasingthe strengthpof hydraulic setting slag based cements and the improved hydrated compositions and products thereof.
- Author
- Julie Chi-Sun Yang
- Published by
- US Patent Office
- Series
- US Patent No. 3,449,140
- Date
- June 10, 1969
- Library no.
- ACL Doc 23675 · asbestosclaims.law/library/23675
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 8 pages · 791 KB
Where it was listed
- Asbestos, July 1969, in its patents department (the year's issues)
Cited on this site
Cite this document
Julie Chi-Sun Yang. “Slag cement compositions (US Patent 3,449,140, 1969).” June 10, 1969. US Patent No. 3,449,140. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23675. https://asbestosclaims.law/library/23675.
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.