USD317713SExpiredUtility
Window jam friction shoe
Individually held — no corporate assignee on recordPriority: Oct 19, 1987Filed: Oct 19, 1987Granted: Jun 25, 1991
Est. expiryOct 19, 2007(expired)· nominal 20-yr term from priority
Inventors:Donald T. Kaplan
53
PatentIndex Score
11
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a window jam friction shoe, as shown and described.
Join the waitlist — get patent alerts
Track USD317713S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.