Granted Patent
Utility
US 5,115,041 · App. 07/331,310
Substrate for optical recording media and molding composition therefor
Inventors:
Linwood P. Tenney, Dennis Shen
Patented Case
View Patent ↗
Granted: May 19, 1992
Filed: Mar 31, 1989
Inventors
Linwood P. Tenney
Dennis Shen
Assignee (at issue)
B. F. Goodrich 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.