Granted Patent
Utility
US 5,296,544 · App. 07/913,297
Polyester-polyurethane hybrid resin systems containing low levels of unsaturation having improved low profiling behavior
Inventors:
Michael Heise, Janet L. Zuffa
Patented Case
View Patent ↗
Granted: Mar 22, 1994
Filed: Jul 14, 1992
Inventors
Michael Heise
Janet L. Zuffa
Assignee (at issue)
Cook Composites & Polymers Co.
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.