USD285476SExpiredUtility

Impact drive sprinkler

49
Assignee: RAIN BIRD SPRINKLER MFGPriority: May 2, 1984Filed: May 2, 1984Granted: Sep 2, 1986
Est. expiryMay 2, 2004(expired)· nominal 20-yr term from priority
Inventors:Hans D. Christen
49
PatentIndex Score
4
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an impact drive sprinkler, substantially as shown.

Join the waitlist — get patent alerts

Track USD285476S — get alerts on status changes and closely related new filings.

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