Granted Patent
Utility
US 4,963,591 · App. 06/809,102
Cosmetic compositions
Inventors:
Robert G. Fourman, Richard P. Dixon, Hans-Werner Breuer
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Dec 16, 1985
Inventors
Robert G. Fourman
Richard P. Dixon
Hans-Werner Breuer
Assignee (at issue)
Carter Wallace, 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.