USD328777SExpiredUtility

Portable ultrafiltration unit

83
Assignee: INFINITEXPriority: Jun 4, 1990Filed: Jun 4, 1990Granted: Aug 18, 1992
Est. expiryJun 4, 2010(expired)· nominal 20-yr term from priority
Inventors:William H. ThalmannThomas W. Siegler
83
PatentIndex Score
27
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable ultrafiltration unit, as shown.

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