Granted Patent
Utility
US 5,399,160 · App. 08/233,309
Irrigation tubing set having compliant sections
Inventors:
Ulf B. Dunberger, Thomas D. Egan, Harpreet Kaur
Patented Case
View Patent ↗
Granted: Mar 21, 1995
Filed: Apr 26, 1994
Inventors
Ulf B. Dunberger
Thomas D. Egan
Harpreet Kaur
Assignee (at issue)
Minnesota Mining and Manufacturing 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.