Granted Patent
Utility
US 5,918,426 · App. 09/010,428
Flexible drip rail
Inventors:
Thomas E. Gifford, Leon M. Ringenberg
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: Jan 21, 1998
Inventors
Thomas E. Gifford
Leon M. Ringenberg
Assignee (at issue)
Atlantis Plastics, Inc.
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.