Granted Patent
Utility
US 4,098,649 · App. 05/655,395
Conversion of organic waste material
Inventor:
Donald S. Redker
Patented Case
View Patent ↗
Granted: Jul 4, 1978
Filed: Feb 5, 1976
Inventor
Donald S. Redker
Assignee (at issue)
Redker-Young Processes, 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.