Granted Patent
Utility
US 4,728,026 · App. 06/908,548
Handle for sleeve-type carrier
Inventor:
Richard L. Schuster
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Sep 18, 1986
Inventor
Richard L. Schuster
Assignee (at issue)
Manville Corporation
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.