Granted Patent
Utility
US 4,251,582 · App. 06/039,242
Dyeable and dyed polymer-coated articles
Inventors:
Lornie J. Bernier, Tapan K. Das
Patented Case
View Patent ↗
Granted: Feb 17, 1981
Filed: May 15, 1979
Inventors
Lornie J. Bernier
Tapan K. Das
Assignee (at issue)
Textron Inc.
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.