Granted Patent
Utility
US 6,170,216 · App. 09/268,517
Grid structure
Inventors:
Palle Rye, Timothy E. Krell, Curtis S. McDowell, Richard J. Aull
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Mar 12, 1999
Inventors
Palle Rye
Timothy E. Krell
Curtis S. McDowell
Richard J. Aull
Assignee (at issue)
Brentwood Industries, 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.