Granted Patent
Utility
US 4,842,610 · App. 07/121,953
Depilatory compositions and methods
Inventors:
Harry W. Gordon, Kenneth Chung
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Nov 28, 1987
Inventors
Harry W. Gordon
Kenneth Chung
Assignee (at issue)
Del Laboratories, 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.