Recording – communication – or information retrieval equipment – Computer – data processor equipment – Peripheral equipment
Design Patent
1998-05-08
2001-05-29
Tung, M. H. (Department: 2911)
Recording, communication, or information retrieval equipment
Computer, data processor equipment
Peripheral equipment
Design Patent
active
D0442961
CLAIM:
The ornamental design for a optical trackball, as shown and described.
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Loughnane Cathal
Sheehan Peter
Fenwick & West LLP
Logitech Incorporated
Tung M. H.
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