Granted Patent
Utility
US 4,364,516 · App. 06/166,513
Injector
Inventors:
Edward J. Rhoades, Edwin C. Rosenberger, Jerome A. Waker
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Jul 7, 1980
Inventors
Edward J. Rhoades
Edwin C. Rosenberger
Jerome A. Waker
Assignee (at issue)
Chem-Lawn Corporation
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.