Granted Patent
Utility
US 5,486,355 · App. 07/986,810
Homogeneous cosmetic stick products
Inventor:
John R. Berschied
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Dec 8, 1992
Inventor
John R. Berschied
Assignee (at issue)
Church & Dwight Co., 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.