Granted Patent
Utility
US 4,512,724 · App. 06/476,201
Electric pump for use in filtering system of a tropical fish tank or the like
Inventor:
Tibor Horvath
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Mar 17, 1983
Inventor
Tibor Horvath
Assignee (at issue)
Metaframe, 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.