Granted Patent
Utility
US 5,488,102 · App. 08/256,828
Polymerisable carbohydrate esters, polymers therefrom and their use
Inventor:
Dirk Vetter
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: Jul 26, 1994
Inventor
Dirk Vetter
Assignee (at issue)
Ciba-Geigy
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.