Granted Patent
Utility
US 5,883,840 · App. 08/012,592
Memory device and method for storing data according to the FIFO principle
Inventor:
Lorenz Unruhe
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jan 23, 1998
Inventor
Lorenz Unruhe
Assignee (at issue)
Siemens Nixdorf Informationssysteme AG
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.