USD519631SExpiredUtility

Personal filtration device

12
Assignee: BREATHE SAFE LLCPriority: Jun 29, 2004Filed: Jun 29, 2004Granted: Apr 25, 2006
Est. expiryJun 29, 2024(expired)· nominal 20-yr term from priority
Inventors:Alfred E. Pearson, Jr.
12
PatentIndex Score
0
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a personal filtration device, as shown and described.

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