Granted Patent
Utility
US 4,529,426 · App. 06/516,000
Method of fabricating high birefringence fibers
Inventors:
William Pleibel, Jay R. Simpson, Rogers H. Stolen
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Jul 22, 1983
Inventors
William Pleibel
Jay R. Simpson
Rogers H. Stolen
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.