USD507585SExpiredUtility

Drill bore bit

82
Priority: Sep 13, 2003Filed: Sep 13, 2003Granted: Jul 19, 2005
Est. expirySep 13, 2023(expired)· nominal 20-yr term from priority
Inventors:Michael Held
82
PatentIndex Score
32
Cited by
2
References
1
Claims

Claims

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

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