Granted Patent
Utility
US 4,529,598 · App. 06/074,038
Insect repellent compounds
Inventor:
Rayman Y. Wong
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Sep 10, 1979
Inventor
Rayman Y. Wong
Assignee (at issue)
Stauffer 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.