Granted Patent
Utility
US 5,136,741 · App. 07/645,746
Multiple component mattress with removable cover
Inventors:
Arnold Balonick, Larry Lankard, Curtis Wyatt
Patented Case
View Patent ↗
Granted: Aug 11, 1992
Filed: Jan 25, 1991
Inventors
Arnold Balonick
Larry Lankard
Curtis Wyatt
Assignee (at issue)
B & G Industries, LLC
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.