Granted Patent
Utility
US 5,981,067 · App. 08/949,360
Advanced compatible polymer wood fiber composite
Inventors:
Kasyap Seethamraju, Neil J. Beaverson, Kurt E. Heikkila
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Oct 14, 1997
Inventors
Kasyap Seethamraju
Neil J. Beaverson
Kurt E. Heikkila
Assignee (at issue)
Andersen Corporation
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.