USD263366SExpiredUtility

Plant growth enhancement enclosure

57
Individually held — no corporate assignee on recordPriority: Aug 9, 1979Filed: Aug 9, 1979Granted: Mar 16, 1982
Est. expiryAug 9, 1999(expired)· nominal 20-yr term from priority
Inventors:John R. StrengerSteven D. Blanchard
57
PatentIndex Score
7
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a plant growth enhancement enclosure, as shown and described.

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