Granted Patent
Utility
US 5,193,437 · App. 07/783,379
Beverage making apparatus having improved serviceability
Inventors:
Melvin F. Roberts, Raymond Blecharz
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Oct 28, 1991
Inventors
Melvin F. Roberts
Raymond Blecharz
Assignee (at issue)
Specialty Equipment Companies, 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.