Granted Patent
Utility
US 6,332,958 · App. 09/331,762
Methods and apparatus for removing residual monomers
Inventors:
Etsuro Matsuda, Yuichi Ito, Toshinobu Kurazono
Patented Case
View Patent ↗
Granted: Dec 25, 2001
Filed: Aug 19, 1999
Inventors
Etsuro Matsuda
Yuichi Ito
Toshinobu Kurazono
Assignee (at issue)
Chisso 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.