Granted Patent
Utility
US 5,015,063 · App. 07/427,061
Optical fiber cable core
Inventors:
Andrew J. Panuska, Parbhubhai D. Patel
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Oct 25, 1989
Inventors
Andrew J. Panuska
Parbhubhai D. Patel
Assignee (at issue)
AT&T Bell Laboratories
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.