Granted Patent
Utility
US 4,551,475 · App. 06/517,606
Pharmaceutical preparations for topical application which contain salts of alkanecarboxylic acids
Inventor:
Theodor Eckert
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Jul 27, 1983
Inventor
Theodor Eckert
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.