Granted Patent
Utility
US 4,215,004 · App. 06/024,800
Slurried laundry detergent
Inventors:
James F. Borgerding, Robert T. Claus
Patented Case
View Patent ↗
Granted: Jul 29, 1980
Filed: Mar 28, 1979
Inventors
James F. Borgerding
Robert T. Claus
Assignee (at issue)
Chemed 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.