Granted Patent
Utility
US 6,076,555 · App. 09/093,791
Miniaturized valve mechanism
Inventor:
Christoph Hettinger
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Jun 9, 1998
Inventor
Christoph Hettinger
Assignee (at issue)
Burkert Werke GmbH
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.