Granted Patent
Utility
US 4,605,721 · App. 06/725,186
Novel graft copolymers and process for the preparation thereof
Inventors:
Waylon L. Jenkins, James M. Hawkins, I. Daniel Sand
Patented Case
View Patent ↗
Granted: Aug 12, 1986
Filed: Apr 19, 1985
Inventors
Waylon L. Jenkins
James M. Hawkins
I. Daniel Sand
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.