Granted Patent
Utility
US 4,896,938 · App. 07/315,984
Optical fiber connector comprising glass tubes
Inventors:
Terry D. Mathis, Calvin M. Miller
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Feb 27, 1989
Inventors
Terry D. Mathis
Calvin M. Miller
Assignee (at issue)
American Telephone and Telegraph Company, 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.