Granted Patent
Utility
US 6,574,949 · App. 10/057,722
Pneumatic control ring
Inventor:
Jordi Galan I Llongueras
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Jan 24, 2002
Inventor
Jordi Galan I Llongueras
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.