Granted Patent
Utility
US 4,702,049 · App. 06/857,940
Skylight sealing
Inventors:
Robert Sampson, Sean Flanigan
Patented Case
View Patent ↗
Granted: Oct 27, 1987
Filed: Apr 30, 1986
Inventors
Robert Sampson
Sean Flanigan
Assignee (at issue)
Wasco Products, 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.