Patent
   D275187
Priority
Aug 19 1982
Filed
Aug 19 1982
Issued
Aug 21 1984
Expiry
Aug 21 1998
Assg.orig
Entity
unknown
19
3
n/a
The ornamental design for a smoke detector, as shown.

FIG. 1 is a front perspective view of a smoke detector showing my new design;

FIG. 2 is a rear elevational view;

FIG. 3 is a bottom plan view;

FIG. 4 is a top plan view; and

FIG. 5 is a partial sectional view of the cover only taken along the line 5--5 in FIG. 3.

Skarman, John S.

Patent Priority Assignee Title
5751218, Jul 19 1996 Tyco Fire & Security GmbH Smoke detector housing for improved smoke collection
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D286514, Sep 26 1983 Pittway Corporation Thermal detector
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D525231, Jun 03 2004 PLANTRONICS INC Personal conferencing node
D553529, Jan 24 2005 Calectro AB Detector for duct channel
D560532, Jan 24 2005 Calectro AB Detector for duct channel
D948365, Nov 22 2019 First Response Locator Systems of America, LLC First response locator system
Patent Priority Assignee Title
D244781, Oct 22 1976 Speaker grill
D262952, Jan 08 1979 FIRST NATIONAL BANK OF CHICAGO, THE Housing for a fire and smoke detector
D271287, Apr 27 1981 FIRST NATIONAL BANK OF CHICAGO, THE Smoke detector
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Aug 08 1982SKARMAN, JOHN S GATEWAY SCIENTIFIC, INC , A CORP OF CA ASSIGNMENT OF ASSIGNORS INTEREST 0040400804 pdf
Aug 19 1982Gateway Scientific, Inc.(assignment on the face of the patent)
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