Granted Patent
Utility
US 5,931,201 · App. 08/676,728
Multi-layer tubing assembly for fluid and vapor handling systems
Inventor:
Henry S. Hsich
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Jul 8, 1996
Inventor
Henry S. Hsich
Assignee (at issue)
Bundy Corporation
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.