Patent Annoucements

U.S. Patent Issued

October 3, 2023.

The U.S. Patent and Trademark Office has issued patent 11,773,240 to our founder, Dr. Tom Rosenmayer, for “Molecular Composites of Natural Rubber and Silica.” International patents are pending. This patent will serve as the basis for a new standard in silica-functional natural rubber known as Silpara Molecular Composite (SMC). SMC’s first application is a $35 billion opportunity in the transportation industry.


Additional Patent Filings

Patent applications have been filed in Germany, France, China and India for claims related to molecular composites of functional silica and natural rubber.