Granted Patent
Utility
US 6,147,298 · App. 09/207,884
Breather assembly for electrical enclosures
Inventors:
Nabil L. Mina, Richard Castillo
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Dec 8, 1998
Inventors
Nabil L. Mina
Richard Castillo
Assignee (at issue)
EGS Electrical Group, LLC
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.