Granted Patent
Utility
US 6,508,459 · App. 09/595,092
Distribution apparatus having bubble caps with riser vanes
Inventors:
Garry E. Jacobs, Steven W. Stupin
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Jun 16, 2000
Inventors
Garry E. Jacobs
Steven W. Stupin
Assignee (at issue)
Fluor 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.