USD244300SExpiredUtility

Headphone

Assignee: KOSS CORPPriority: Jun 11, 1976Filed: Jun 11, 1976Granted: May 10, 1977

Est. expiryJun 11, 1996(expired)· nominal 20-yr term from priority

PatentIndex Score

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for a headphone, as shown.

Join the waitlist — get patent alerts

Track USD244300S — get alerts on status changes and closely related new filings.

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