Granted Patent
Utility
US 4,155,952 · App. 05/851,320
Polyester/low-viscosity polyethylene melt blends for powder adhesives or powder coating materials and process for making same
Inventors:
Richard L. McConnell, Doyle A. Weemes
Patented Case
View Patent ↗
Granted: May 22, 1979
Filed: Nov 14, 1977
Inventors
Richard L. McConnell
Doyle A. Weemes
Assignee (at issue)
EASTMAN KODAK COMPANY
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.