USD332831SExpiredUtility

Heating unit for use in melting and keeping hydrocolloid cartridges in liquid form

30
Assignee: BELPORT CO INCPriority: Dec 31, 1990Filed: Dec 31, 1990Granted: Jan 26, 1993
Est. expiryDec 31, 2010(expired)· nominal 20-yr term from priority
Inventors:Robert Burridge
30
PatentIndex Score
1
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for heating unit for use in melting and keeping hydrocolloid cartridges in liquid form, as shown and described.

Join the waitlist — get patent alerts

Track USD332831S — get alerts on status changes and closely related new filings.

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