Granted Patent
Utility
US 5,900,455 · App. 08/072,210
Elastosols, process for the preparation thereof, process for the use of such elastosols and products derived from them
Inventors:
Olaf Kurt Breuer, Hans F. Vermeire, Caroline Rita Nicole Maes
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Jun 4, 1993
Inventors
Olaf Kurt Breuer
Hans F. Vermeire
Caroline Rita Nicole Maes
Assignee (at issue)
SHELL OIL COMPANY
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.