Patent
   D553529
Priority
Jan 24 2005
Filed
Jul 21 2005
Issued
Oct 23 2007
Expiry
Oct 23 2021
Assg.orig
Entity
unknown
2
7
n/a
The ornamental design for detector for duct channel, as shown and described.

FIG. 1 is a perspective view of a detector for duct channel showing our new design;

FIG. 2 is a front plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a left side elevation view thereof.

The broken lines depict unclaimed environmental subject matter.

Sahibzada, Jörgen, Redgert, Stig

Patent Priority Assignee Title
D568193, Feb 13 2007 Honeywell International, Inc Housing for a duct smoke detector
D856180, Jul 11 2017 Alarm for automobiles
Patent Priority Assignee Title
D253400, Dec 29 1977 RIVAL MANUFACTURING COMPANY, A CORP OF DE Smoke detector
D253525, Dec 07 1977 STATITROL INC , A CORP OF MICH Smoke detector
D275187, Aug 19 1982 Gateway Scientific, Inc. Smoke detector
D279769, Aug 19 1983 SENTROL, INC A CORP OF OREGON Smoke detector
D283407, Mar 09 1984 FIRST NATIONAL BANK OF CHICAGO, THE Smoke detector
D314719, Nov 21 1988 SCOTT TECHNOLOGIES, INC Heat and smoke detector
D368041, Nov 26 1993 Calectro AB Smoke detector
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 21 2005Calectro AB(assignment on the face of the patent)
Aug 19 2005SAHIBZADA, JORGENCalectro ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0170750917 pdf
Aug 28 2005REDGERT, STIGCalectro ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0170750917 pdf
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