Granted Patent
Utility
US 5,544,584 · App. 08/352,955
Process for producing polymer-covered flexographic printing sleeves
Inventors:
William L. Thompson, Mark A. Borski
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Dec 9, 1994
Inventors
William L. Thompson
Mark A. Borski
Assignee (at issue)
Thompson Urethane Products
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.