Granted Patent
Utility
US 5,150,852 · App. 07/796,564
Payout tube with improved locking means
Inventors:
Rodney J. Hunt, Ruloff F. Kip, Jr.
Patented Case
View Patent ↗
Granted: Sep 29, 1992
Filed: Nov 21, 1991
Inventors
Rodney J. Hunt
Ruloff F. Kip, Jr.
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.