Granted Patent
Utility
US 5,931,329 · App. 09/021,102
Device to selectively change the height of a coffee carafe
Inventor:
Hsinhan Wu
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Feb 10, 1998
Inventor
Hsinhan Wu
Assignee (at issue)
Melitta Haushaltsprodukte GmbH & Co. KG
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.