USD306339SExpiredUtility

Reverse osmosis water purification unit

65
Individually held — no corporate assignee on recordPriority: Jul 30, 1987Filed: Jul 30, 1987Granted: Feb 27, 1990
Est. expiryJul 30, 2007(expired)· nominal 20-yr term from priority
Inventors:Jack P. Slovak
65
PatentIndex Score
11
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a reverse osmosis water purification unit, as shown.

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