Granted Patent
Utility
US 4,613,112 · App. 06/756,709
Quick-disconnect fitting for gas line connection
Inventors:
James R. Phlipot, Randolph E. Scharfenberg
Patented Case
View Patent ↗
Granted: Sep 23, 1986
Filed: Jul 19, 1985
Inventors
James R. Phlipot
Randolph E. Scharfenberg
Assignee (at issue)
Essex Industries, Inc.
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.