Granted Patent
Utility
US 4,924,922 · App. 07/258,773
Brew through lid for coffee maker
Inventor:
Paul D. Johnson
Patented Case
View Patent ↗
Granted: May 15, 1990
Filed: Oct 17, 1988
Inventor
Paul D. Johnson
Assignee (at issue)
BLACK & DECKER INC.
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.