Granted Patent
Utility
US 5,208,315 · App. 07/772,995
Elastomers based on 4,4'-diisocyanato dicyclohexylmethane enriched in the trans, trans isomer which contain essentially no chain extenders
Inventor:
Stephen D. Seneker
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Oct 8, 1991
Inventor
Stephen D. Seneker
Assignee (at issue)
Miles Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.