Granted Patent
Utility
US 6,779,568 · App. 10/621,782
Gas distribution system
Inventor:
Joachim George Borck
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jul 16, 2003
Inventor
Joachim George Borck
Assignee (at issue)
General Hydrogen Corp., Ltd.
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.