Ceiling panel unit

- USG Interiors, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top perspective view of a ceiling panel unit showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof, the remaining sides having the same appearance;

FIG. 6 is a sectional elevational view thereof taken along the line 6--6 of FIG. 3; and

FIG. 7 is an enlarged fragmentary bottom plan view of one substantially rectangular cell area thereof.

Referenced Cited
U.S. Patent Documents
D19755 April 1890 Kinnear
D304498 November 7, 1989 Carey
4702056 October 27, 1987 Carey
Other references
  • Blue Ridge Glass Corporation, dated Nov. 1945, p. 8, top left of pg., Semipermanent FlutexGlass. PC Glass Blocks and Sculptured Glass Modules, dated 6-1960, p. 7, top left of pg., Argus Parallel Flutes.
Patent History
Patent number: D317210
Type: Grant
Filed: Feb 8, 1988
Date of Patent: May 28, 1991
Assignee: USG Interiors, Inc. (Chicago, IL)
Inventors: Daniel V. Rodriguez (Mareno Valley, CA), Bruce P. Carey (Saugus, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Attorneys: Robert H. Robinson, John M. Lorenzen
Application Number: 7/153,656