USD533196SExpiredUtility

Guard for derrick apparatus

54
Assignee: VARCO INTPriority: Jun 7, 2004Filed: May 28, 2005Granted: Dec 5, 2006
Est. expiryJun 7, 2024(expired)· nominal 20-yr term from priority
Inventors:Robert FolkSteven Lorne Folk
54
PatentIndex Score
6
Cited by
25
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a guard for derrick apparatus, as shown and described.

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