Granted Patent
Utility
US 4,369,549 · App. 06/150,517
Blending method using a roving disintegrator-dispenser
Inventor:
John H. Sanders
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: May 16, 1980
Inventor
John H. Sanders
Assignee (at issue)
Badische 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.