Granted Patent
Utility
US 4,883,431 · App. 07/912,309
Gel-filled cap member
Inventors:
David W. Uken, R. Grant Truesdale, Jr., DANIEL L. SWAN
Patented Case
View Patent ↗
Granted: Nov 28, 1989
Filed: Sep 26, 1986
Inventors
David W. Uken
R. Grant Truesdale, Jr.
DANIEL L. SWAN
Assignee (at issue)
Raychem Limited
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.