Granted Patent
Utility
US 5,404,261 · App. 07/980,978
Tape cassette having front and rear rids for the tape and a rotatable lever connecting the rids
Inventors:
Tsunehisa Ohira, Manabu Sato
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Nov 24, 1992
Inventors
Tsunehisa Ohira
Manabu Sato
Assignee (at issue)
Victor Company of Japan, 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.