Granted Patent
Utility
US 4,701,574 · App. 06/730,697
Cable sealing apparatus
Inventors:
Gerlad L. Shimirak, Thomas B. Hunter, Martha F. Story, W. G. Halstead, Paul S. Chan, Christopher J. Swinmurn
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: May 2, 1985
Inventors
Gerlad L. Shimirak
Thomas B. Hunter
Martha F. Story
W. G. Halstead
Paul S. Chan
Christopher J. Swinmurn
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.