Granted Patent
Utility
US 5,809,807 · App. 08/775,080
Washing machine having a movable spin tub cover assembly
Inventor:
Jong Seok SEO
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Dec 30, 1996
Inventor
Jong Seok SEO
Assignee (at issue)
Daewoo Electronics 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.