USD308577SExpiredUtility

Embossed acoustical ceiling panel

56
Assignee: USG INTERIORS INCPriority: Mar 17, 1987Filed: Mar 17, 1987Granted: Jun 12, 1990
Est. expiryMar 17, 2007(expired)· nominal 20-yr term from priority
Inventors:Theodore E. Hillman
56
PatentIndex Score
8
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an embossed acoustical ceiling panel, as shown and described.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.