Granted Patent
Utility
US 4,759,501 · App. 07/097,300
Fragrance dispensing system and process
Inventors:
Scott A. Silvenis, Daniel C. Wilson
Patented Case
View Patent ↗
Granted: Jul 26, 1988
Filed: Sep 14, 1987
Inventors
Scott A. Silvenis
Daniel C. Wilson
Assignee (at issue)
THE DOW CHEMICAL COMPANY
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.