Granted Patent
Utility
US 4,205,991 · App. 05/880,014
Transfer printing on textile material
Inventors:
Carl Becker, Jacques Wegmann, Raymond Defago
Patented Case
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Granted: Jun 3, 1980
Filed: Feb 21, 1978
Inventors
Carl Becker
Jacques Wegmann
Raymond Defago
Assignee (at issue)
Ciba-Geigy
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.