Granted Patent
Utility
US 6,134,909 · App. 09/200,294
Evaporator housing
Inventor:
Jeong-Un Lyu
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Nov 25, 1998
Inventor
Jeong-Un Lyu
Assignee (at issue)
CARRIER 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.