Granted Patent
Utility
US 5,832,674 · App. 08/555,665
Sound absorption rooftop curb
Inventors:
Larry Ledbetter, Jeffery A. Meighan
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Nov 13, 1995
Inventors
Larry Ledbetter
Jeffery A. Meighan
Assignee (at issue)
American Standard 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.