Granted Patent
Utility
US 5,575,992 · App. 08/489,806
Extended release hot and cold gel fragrance cartridges and method of making the same
Inventor:
Walter A. Kunze
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Jun 13, 1995
Inventor
Walter A. Kunze
Assignee (at issue)
Waterbury Companies, 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.