USD506811SExpiredUtility

Constant flow apparatus

55
Assignee: SHODENSHA CORP LTDPriority: Apr 10, 2002Filed: Oct 9, 2002Granted: Jun 28, 2005
Est. expiryApr 10, 2022(expired)· nominal 20-yr term from priority
Inventors:Kenji NakamuraMichiaki Tsukuda
55
PatentIndex Score
12
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a constant flow apparatus, as shown and described.

Join the waitlist — get patent alerts

Track USD506811S — get alerts on status changes and closely related new filings.

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