Granted Patent
Utility
US 4,540,633 · App. 06/486,728
Water dispersible polyurethane adhesive compositions and adhesive layer formed therefrom
Inventors:
Helmut W. Kucera, Samy Saad
Patented Case
View Patent ↗
Granted: Sep 10, 1985
Filed: Apr 20, 1983
Inventors
Helmut W. Kucera
Samy Saad
Assignee (at issue)
Textron Inc.
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.