Patents by Inventor Floyd D. Friedli

Floyd D. Friedli has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Biodegradable amidoaminoesters
    Patent number: 5734069
    Abstract: Compounds of the formula R--?C(O)O(CH.sub.2).sub.1-5 !.sub.0-1 --C(O)NH(CH.sub.2).sub.2-5 --N(R.sup.2)--(CH.sub.2).sub.2-5 --OC(O)R.sup.1 wherein R and R.sup.1 are each C.sub.8 -C.sub.22 alkyl or alkenyl and R.sup.2 is C.sub.1 -C.sub.3 alkyl or hydroxyalkyl, benzyl, or --C.sub.2 H.sub.4 OC(O)R.sup.4 wherein R.sup.4 is C.sub.8 -C.sub.22 alkyl or alkenyl, and acid salts and derivatives of such compounds quaternized with methyl, ethyl or benzyl, exhibit useful fabric softening and static reduction properties, as well as biodegradability.
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: March 31, 1998
    Assignee: Sherex Chemical Co., Inc.
    Inventors: Christopher Joseph Toney, Floyd D. Friedli