USD328351SExpiredUtility

Spine backboard

73
Assignee: WELLINGTON LEISURE PRODUCTS INCPriority: Jun 18, 1990Filed: Jun 18, 1990Granted: Jul 28, 1992
Est. expiryJun 18, 2010(expired)· nominal 20-yr term from priority
Inventors:Arthur Ott
73
PatentIndex Score
19
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a spine backboard, as shown and described.

Join the waitlist — get patent alerts

Track USD328351S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.