Granted Patent
Utility
US 4,639,155 · App. 06/767,275
Melt dispensers
Inventors:
Heinz Schuster, Gerd Press
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Aug 2, 1985
Inventors
Heinz Schuster
Gerd Press
Assignee (at issue)
USM Holding AG
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.