USD283940SExpiredUtility

Fireman's helmet

94
Assignee: MINE SAFETY APPLIANCES COPriority: Jul 22, 1983Filed: Jul 22, 1983Granted: May 27, 1986
Est. expiryJul 22, 2003(expired)· nominal 20-yr term from priority
Inventors:Alexander Bally
94
PatentIndex Score
35
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a fireman's helmet, substantially as shown and described.

Join the waitlist — get patent alerts

Track USD283940S — get alerts on status changes and closely related new filings.

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