Embossed acoustical ceiling panel
Hillman June 12, 1
U.S. patent number D308,578 [Application Number 07/026,885] was granted by the patent office on 1990-06-12 for embossed acoustical ceiling panel. This patent grant is currently assigned to USG Interiors, Inc.. Invention is credited to Theodore E. Hillman.
| United States Patent | D308,578 |
| Hillman | June 12, 1990 |
Embossed acoustical ceiling panel
Claims
The ornamental design for an embossed acoustical ceiling panel, as shown and described.
| Inventors: | Hillman; Theodore E. (Cloquet, MN) |
|---|---|
| Assignee: | USG Interiors, Inc. (Chicago,
IL) |
| Appl. No.: | 07/026,885 |
| Filed: | March 17, 1987 |
| Current U.S. Class: | D25/138 |
| Field of Search: | ;D25/138-163 ;181/284,288,293 |
References Cited [Referenced By]
U.S. Patent Documents
| D18689 | October 1888 | Koskul |
| D21825 | August 1892 | Deslauriers |
| D215588 | October 1969 | Hooton |
| 3001902 | September 1961 | Cooke et al. |
| 3074835 | January 1963 | Gordon |
| 3583522 | June 1971 | Rohweder et al. |
| 3593819 | July 1971 | Giraudeau |
| 3920872 | November 1975 | Ollinger |
| 4222803 | September 1980 | Kent et al. |
| 4711685 | December 1987 | Hillman |
Other References
|
"Acoustone Chex & Checkmate" (United States Gypsum Co.), 1984, cover page. . "Auratone Designer Ceilings" (USG Acoustical Products Co.), 1984, cover et seq. . "Illusion Ceiling Series" (United States Gypsum Co.), 1981, cover et seq. . "Sound Control Ceilings by USG Acoustical Products Co., SA-905", 1987, cover, pp. 9, 23. . "Ceilings Product Information and Technical Data" (Armstrong World Industries, Inc.), 1986, pp. cover, 2, 6-8, 11, 16, 18, 19. . "Gildage 1860's", (Pinecrest), 1985, pp. 1-4.. |
Primary Examiner: Word; A. Hugo
Assistant Examiner: Clark; Doris
Attorney, Agent or Firm: Worthem; A. Lewis Robinson; Robert H. Lorenzen; John M.
Description
FIG. 1 is a top plan view of an embossed acoustical ceiling panel showing my new design;
FIG. 2 is an end elevational view thereof; and
FIG. 3 is a sectional view thereof taken on line 3--3 of FIG. 1.
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