USD452506SExpiredUtility

Trackball

Priority: Feb 20, 2001Filed: Feb 20, 2001Granted: Dec 25, 2001
Est. expiryFeb 20, 2021(expired)· nominal 20-yr term from priority
Inventors:Ken-Pei Hu
64
PatentIndex Score
13
Cited by
4
References
1
Claims

Claims

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

Join the waitlist — get patent alerts

Track USD452506S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.