Granted Patent
Utility
US 6,592,977 · App. 09/891,640
Abrasion resistant coatings
Inventors:
Phillipe Andre Fernand Thomas, Walter Stoks, Anne Buegman
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Jun 26, 2001
Inventors
Phillipe Andre Fernand Thomas
Walter Stoks
Anne Buegman
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.