USD327313SExpiredUtility
Filter plate
Individually held — no corporate assignee on recordPriority: Sep 1, 1989Filed: Sep 1, 1989Granted: Jun 23, 1992
Est. expirySep 1, 2009(expired)· nominal 20-yr term from priority
Inventors:Henry B. Kopf
95
PatentIndex Score
43
Cited by
36
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a filter plate, as shown and described.
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