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Patent
   D341894
Priority
Oct 15 1991
Filed
Oct 15 1991
Issued
Nov 30 1993
Expiry
Nov 30 2007
Inventors
Kies, Jare…
Assg.orig
USG INTERI…
Assg.curr
USG Interi…
Entity
unknown
Referenced by
1
References
8
Maint.:
n/a
The ornamental design for a ceiling unit, as shown and described.

FIG. 1 is a is a front perspective view of a ceiling unit showing our new design, the rear being plain and unornamented, the pattern being repetitive as in FIG. 1 of the drawing disclosure, and the ceiling unit being of a conventional thickness; and,

FIG. 2 is a front elevational view showing one tile from the ceiling unit in greater detail.
INVENTORS:

Kies, Jared R., Tinen, William J.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D662618, Jun 23 2011 USG INTERIORS, LLC Ceiling tile
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2218378,
3153304,
3475875,
4428454, Sep 24 1981 Celotex Corporation; BPB ACQUISITION, INC Acoustical panel construction
4438613, Jun 25 1981 Decoustics Limited Suspended ceiling panel system
195170,
D304498, Sep 30 1986 USG INTERIORS, INC A CORP OF DE Subceiling panel unit
D308578, Mar 17 1987 G H HENSLEY INDUSTRIES, INC , A CORP OF TEXAS Embossed acoustical ceiling panel
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 10 1991KIES, JARED R USG INTERIORS, INC , A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0058970135 pdf
Oct 11 1991TINEN, WILLIAM J USG INTERIORS, INC , A CORP OF DEASSIGNMENT OF ASSIGNORS INTEREST 0058970135 pdf
Oct 15 1991USG Interiors, Inc.(assignment on the face of the patent)
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