Granted Patent
Utility
US 4,846,972 · App. 07/170,175
Skim net assembly for cleaning swimming pools and the like
Inventor:
George F. Anderson
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Mar 18, 1988
Inventor
George F. Anderson
Assignee (at issue)
Muskin, 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.