US Patent Issued to Bridgestone on July 15 for "Processes for the removal of rubber from non- Hevea plants" (American, Japanese Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,004, issued on July 15, was assigned to Bridgestone Corp. (Chuo-ku, Japan).

"Processes for the removal of rubber from non- Hevea plants" was invented by Yingyi Huang (Hudson, Ohio), Mark W. Smale (Hudson, Ohio), Robert W. White (Gilbert, Ariz.), Hiroshi Mouri (Chuo-ku, Japan), William M. Cole (Wadsworth, Ohio), Michael R. Hartzell (Gold Canyon, Ariz.) and Taigyoo Park (Mesa, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are organic solvent-based processes for the removal of rubber from non-Hevea plants such as guayule shrubs. By the use of the processes, solid purified rubber can be obtained that contains 0.05-0.5 weight % dir...