USD373637SExpiredUtility

Box filter

55
Assignee: POROUS MEDIA CORPPriority: May 8, 1995Filed: May 8, 1995Granted: Sep 10, 1996
Est. expiryMay 8, 2015(expired)· nominal 20-yr term from priority
Inventors:Michael R. Spearman
55
PatentIndex Score
8
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a box filter, as shown and described.

Join the waitlist — get patent alerts

Track USD373637S — get alerts on status changes and closely related new filings.

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