Granted Patent
Utility
US 5,560,545 · App. 08/332,593
Dual in-line trigger sprayer
Inventors:
R. Pat Grogan, James R. Gillingham, Tanny Li
Patented Case
View Patent ↗
Granted: Oct 1, 1996
Filed: Oct 31, 1994
Inventors
R. Pat Grogan
James R. Gillingham
Tanny Li
Assignee (at issue)
Calmar Holdings LLC
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.