Granted Patent
Utility
US 3,930,933 · App. 05/092,936
Debonded cellulose fiber pulp sheet and method for producing same
Inventors:
Donald K. George, Joseph Angel
Patented Case
View Patent ↗
Granted: Jan 6, 1976
Filed: Nov 25, 1970
Inventors
Donald K. George
Joseph Angel
Assignee (at issue)
Riegel Textile 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.