Granted Patent
Utility
US 4,356,217 · App. 06/226,706
Process for producing striated surface coatings
Inventors:
Carl A. Wollam, J. Lynn Gailey, Alexander A. Chalmers
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Jan 21, 1981
Inventors
Carl A. Wollam
J. Lynn Gailey
Alexander A. Chalmers
Assignee (at issue)
Alcan Aluminum Corporation
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.