Granted Patent
Utility
US 6,536,608 · App. 09/904,149
Single cast vertical wafer boat with a Y shaped column rack
Inventor:
Richard F. Buckley
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jul 12, 2001
Inventor
Richard F. Buckley
Assignee (at issue)
SAINT-GOBAIN CERAMICS & PLASTICS, INC.
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.