USD457535SExpiredUtility

Rock drill bit

47
Assignee: GATOR ROCK BITS INCPriority: Jun 16, 2000Filed: Jan 31, 2001Granted: May 21, 2002
Est. expiryJun 16, 2020(expired)· nominal 20-yr term from priority
Inventors:Gary HamiltonCharles Hamilton
47
PatentIndex Score
7
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a rock drill bit, as shown and described.

Join the waitlist — get patent alerts

Track USD457535S — get alerts on status changes and closely related new filings.

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