Granted Patent
Utility
US 6,207,747 · App. 08/987,875
Acrylic flexible light pipe of improved photo-thermal stability
Inventors:
Casmir S. Ilenda, Phelps B. Johnson, Michael Paul Hallden-Abberton
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Dec 11, 1997
Inventors
Casmir S. Ilenda
Phelps B. Johnson
Michael Paul Hallden-Abberton
Assignee (at issue)
Fiberstors Incorporated
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.