USD387431SExpiredUtility

Hollow construction block

89
Assignee: TREMBLAY JEAN-FRAN CEDILLA OISPriority: Feb 22, 1996Filed: Feb 22, 1996Granted: Dec 9, 1997
Est. expiryFeb 22, 2016(expired)· nominal 20-yr term from priority
Inventors:Jean Tremblay
89
PatentIndex Score
65
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a hollow construction block, as shown and described.

Join the waitlist — get patent alerts

Track USD387431S — get alerts on status changes and closely related new filings.

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