Granted Patent
Utility
US 5,688,758 · App. 08/662,091
Textile treatment
Inventors:
Dieter Reinehr, Claude Eckhardt
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Jun 12, 1996
Inventors
Dieter Reinehr
Claude Eckhardt
Assignee (at issue)
Ciba Specialty Chemicals 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.