Granted Patent
Utility
US 6,737,500 · App. 10/031,503
In-situ preparation of polyaspartic ester mixture
Inventor:
Richard R. Roesler
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jan 15, 2002
Inventor
Richard R. Roesler
Assignee (at issue)
Bayer Polymers LLC
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.