USD333891SExpiredUtility

Filter for a vacuum cleaner

83
Assignee: BLACK & DECKER INCPriority: Jul 11, 1990Filed: Jul 11, 1990Granted: Mar 9, 1993
Est. expiryJul 11, 2010(expired)· nominal 20-yr term from priority
Inventors:Charles A. Reed, Jr.Charles Z. KrasznaiRichard B. KostenMaurice A. Melito, Jr.
83
PatentIndex Score
26
Cited by
7
References
1
Claims

Claims

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

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