Granted Patent
Utility
US 4,144,205 · App. 05/769,917
Bark extended phenolic resin adhesive composition and process for preparing same
Inventors:
Seymour Hartman, Mulayim Ozkan
Patented Case
View Patent ↗
Granted: Mar 13, 1979
Filed: Feb 18, 1977
Inventors
Seymour Hartman
Mulayim Ozkan
Assignee (at issue)
Champion International Corporation Limited
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.