USD248104SExpiredUtility

Upright vacuum cleaner

50
Assignee: SINGER COPriority: Mar 10, 1977Filed: Mar 10, 1977Granted: Jun 6, 1978
Est. expiryMar 10, 1997(expired)· nominal 20-yr term from priority
Inventors:Earl R. ClowersJohn C. DavisFred E. Pearman, Jr.Don W. Vermillion
50
PatentIndex Score
4
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an upright vacuum cleaner, substantially as shown.

Join the waitlist — get patent alerts

Track USD248104S — get alerts on status changes and closely related new filings.

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