Granted Patent
Utility
US 6,706,350 · App. 10/186,046
Corrosion-resistant pipe and method for the preparation thereof
Inventors:
Sho Sato, Yoshinori Amaya
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Jun 28, 2002
Inventors
Sho Sato
Yoshinori Amaya
Assignee (at issue)
General Electric Company
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.