USD459471SExpiredUtility

Personal respiratory protection device that has a three panelled look

90
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Nov 25, 1996Filed: May 5, 1999Granted: Jun 25, 2002
Est. expiryNov 25, 2016(expired)· nominal 20-yr term from priority
Inventors:Desmond T. CurranJohn W. BryantChristopher P. Henderson
90
PatentIndex Score
29
Cited by
28
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a personal respiratory protection device that has a three panelled look, as shown and described.

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