Granted Patent
Utility
US 5,882,406 · App. 08/893,595
Film applicator with adjustable dynamic extraction flow regulator
Inventors:
Rex A. Becker, Alfred C. Li
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jul 14, 1997
Inventors
Rex A. Becker
Alfred C. Li
Assignee (at issue)
Beloit Technologies, 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.