USD325472SExpiredUtility

Cleaning brush

59
Individually held — no corporate assignee on recordPriority: Apr 11, 1989Filed: Apr 11, 1989Granted: Apr 21, 1992
Est. expiryApr 11, 2009(expired)· nominal 20-yr term from priority
Inventors:Kenneth D. Premack
59
PatentIndex Score
15
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cleaning brush, as shown.

Join the waitlist — get patent alerts

Track USD325472S — get alerts on status changes and closely related new filings.

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