Granted Patent
Utility
US 5,404,438 · App. 07/846,004
Method and apparatus for operating text mode software in a graphics mode environment
Inventors:
John Kennedy, Kenshiro Ando
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Mar 3, 1992
Inventors
John Kennedy
Kenshiro Ando
Assignee (at issue)
Compaq Computer 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.