Granted Patent
Utility
US 5,654,038 · App. 08/705,441
Polyol esters of ether carboxylic acids and fiber finishing methods
Inventors:
F. Norman Tuller, Michael E. Allen
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Aug 29, 1996
Inventors
F. Norman Tuller
Michael E. Allen
Assignee (at issue)
Henkel Limited
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.