Granted Patent
Utility
US 5,602,986 · App. 08/376,078
Data processing and memory systems with retained background color information
Inventor:
Neil F. Trevett
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Jan 23, 1995
Inventor
Neil F. Trevett
Assignee (at issue)
3D Labs Co., Ltd.
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.