Granted Patent
Utility
US 6,552,115 · App. 09/690,422
Vinyl acetate based polymer latex composition, especially for adhesives
Inventors:
Helmut Zecha, Rudolf Weissgerber, Frank Geiger
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Oct 17, 2000
Inventors
Helmut Zecha
Rudolf Weissgerber
Frank Geiger
Assignee (at issue)
Air Products Polymers, L.P.
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.