USD442593SExpiredUtility

Trackball

57
Priority: Aug 12, 1999Filed: Aug 12, 1999Granted: May 22, 2001
Est. expiryAug 12, 2019(expired)· nominal 20-yr term from priority
Inventors:Kimberly VaghefiFarid Vaghefi
57
PatentIndex Score
11
Cited by
23
References
1
Claims

Claims

exact text as granted — not AI-modified
The design for a trackball, as shown and described.

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