Granted Patent
Utility
US 6,630,206 · App. 09/794,908
Method for the production of a dehumidifying element
Inventor:
Per-Johan Aronson
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: Feb 28, 2001
Inventor
Per-Johan Aronson
Assignee (at issue)
Proflute AB
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.