Granted Patent
Utility
US 6,444,033 · App. 09/438,801
Article comprising a diffuser with flow control features
Inventors:
Kerry O'Mara, David Keller, Joseph Thomas McGinn
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Nov 12, 1999
Inventors
Kerry O'Mara
David Keller
Joseph Thomas McGinn
Assignee (at issue)
Delsys Pharmaceutical Company
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.