Granted Patent
Utility
US 5,026,540 · App. 07/058,019
Sunscreen composition
Inventors:
Richard P. Dixon, Leonard J. Kedzierski, III
Patented Case
View Patent ↗
Granted: Jun 25, 1991
Filed: Jun 4, 1987
Inventors
Richard P. Dixon
Leonard J. Kedzierski, III
Assignee (at issue)
Chesebrough-Pond's USA Co.
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.