Granted Patent
Utility
US 5,607,079 · App. 08/504,473
Collapsible drop spreader
Inventors:
Aaron D. DeLaby, Paul M. Havlovitz
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Jul 20, 1995
Inventors
Aaron D. DeLaby
Paul M. Havlovitz
Assignee (at issue)
Republic Tool & Mfg. Corp.
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.