Granted Patent
Utility
US 5,988,573 · App. 08/949,661
Stand for article
Inventor:
Thomas Mueller
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Oct 14, 1997
Inventor
Thomas Mueller
Assignee (at issue)
American Trading and Production 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.