USD301669SExpiredUtility

Two-chamber inflatable air cushion

70
Individually held — no corporate assignee on recordPriority: Apr 7, 1986Filed: Apr 7, 1986Granted: Jun 20, 1989
Est. expiryApr 7, 2006(expired)· nominal 20-yr term from priority
Inventors:Vernon I. Dwelly
70
PatentIndex Score
24
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a two-chamber inflatable air cushion, as shown.

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