USD343263SExpiredUtility

Upright vacuum cleaner filter

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Assignee: SINGH PRAVINDRAPriority: Feb 28, 1992Filed: Feb 28, 1992Granted: Jan 11, 1994
Est. expiryFeb 28, 2012(expired)· nominal 20-yr term from priority
Inventors:Pravindra Singh
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PatentIndex Score
0
Cited by
2
References
1
Claims

Claims

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

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