Granted Patent
Utility
US 6,579,508 · App. 09/801,814
Method for controlling absorbent at decarboxylation facility and system therefor
Inventor:
Kazuo Ishida
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Mar 9, 2001
Inventor
Kazuo Ishida
Assignee (at issue)
MITSUBISHI ELECTRIC 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.