Granted Patent
Utility
US 6,522,408 · App. 09/246,179
Procedure for the controlled production or modification of polymeric products by means of IR-ATR spectroscopy
Inventors:
Dieter W. Bruck, Udo Wolf
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Feb 4, 1999
Inventors
Dieter W. Bruck
Udo Wolf
Assignee (at issue)
Bayer Aktiengesellschaft
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.