Patent
   D271089
Priority
Feb 17 1981
Filed
Feb 17 1981
Issued
Oct 25 1983
Expiry
Oct 25 1997
Assg.orig
Entity
unknown
28
3
n/a
The ornamental design for a smoke detector cover, as shown and described.

FIG. 1 is a perspective view of the smoke detector cover of the present design;

FIG. 2 is a top view of the smoke detector cover;

FIG. 3 is a bottom view of the smoke detector cover;

FIG. 4 is an end elevation of the smoke detector cover;

and;

FIG. 5 is a perspective view of the smoke detector cover with the bottom thereof facing upwardly.

Mallory, John

Patent Priority Assignee Title
D276029, Jan 25 1982 Gateway Scientific, Inc. Smoke detector
D281500, Nov 30 1982 Sharp Corporation Interphone
D281501, Nov 30 1982 Sharp Corporation Interphone
D305881, Nov 10 1986 NOVITAS Housing for occupancy-activated wall switch or the like
D319600, Nov 13 1989 HP INTELLECTUAL CORP Smoke alarm
D351563, Dec 16 1993 Locked security cover for a smoke alarm
D374635, Aug 14 1995 Wheelock Inc. Cover for an audible-visual alarm
D390488, Jun 02 1997 Smoke detector cover
D394820, Jun 12 1997 Smoke detector cover
D415056, Aug 07 1998 ROSEN ENTERTAINMENT SYSTEMS, LLP; CLEMENTS, WILLIAM THOMAS Ceiling-mounted monitor shroud
D439536, Mar 29 1999 NOHMI BOSAI LTD Plate for a fire alarm repeater box
D508863, May 24 2004 Car alarm key chain
D535578, Jul 14 2005 Vehicle intrusion detection remote alarm accessory
D569292, Dec 20 2006 Smoke detector cover
D600582, Jan 09 2009 Fireangel Limited Carbon monoxide smoke alarm
D600583, Jan 09 2009 Fireangel Limited Carbon monoxide smoke alarm
D601445, Oct 16 2008 WALTER KIDDE PORTABLE EQUIPMENT INC Smoke alarm
D617975, Feb 05 2009 Combined mailbox and mail arrival indicator
D645372, Nov 29 2010 AIR PRODUCTS AND CONTROLS INC Detector cowling
D653566, Oct 20 2010 Universal Security Instruments, Inc. Plug-in hazardous condition detector
D724462, Oct 02 2013 GOOGLE LLC Hazardous condition detector
D730754, Oct 02 2013 GOOGLE LLC Hazardous condition detector
D730755, Oct 03 2013 GOOGLE LLC Hazardous condition detector
D766749, May 15 2015 GOOGLE LLC Hazardous condition detector
D766750, May 15 2015 GOOGLE LLC Hazardous condition detector
D842154, Feb 01 2016 Robert Bosch GmbH Fire alarm
D977352, Nov 30 2017 Carrier Corporation Notification appliance
D982465, Jul 17 2020 Carrier Corporation Notification appliance
Patent Priority Assignee Title
2419957,
2446217,
213028,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 06 1981MALLORY JOHNIsotec Industries LimitedASSIGNMENT OF ASSIGNORS INTEREST 0038680519 pdf
Feb 17 1981Isotec Industries Limited(assignment on the face of the patent)
Aug 17 1990Isotec Industries LimitedROYAL BANK OF CANADA, THESECURITY INTEREST SEE DOCUMENT FOR DETAILS 0054850085 pdf
Feb 28 1991Isotec Industries LimitedDicon Systems LimitedASSIGNMENT OF ASSIGNORS INTEREST 0062900809 pdf
Oct 17 1991Dicon Systems LimitedDisys CorporationCHANGE OF NAME SEE DOCUMENT FOR DETAILS EFFECTIVE ON 10 15 19910062900804 pdf
Nov 01 1994Disys CorporationDICON INTERNATIONAL LIMITED AND DICON SYSTEMS INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0074340280 pdf
Nov 01 1994Disys CorporationDICON ELECTRONICS LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0074340280 pdf
Nov 01 1994Disys CorporationDICON SAFETY PRODUCTS INTERNATIONAL INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0074340280 pdf
Oct 09 1997DICON HOLDINGS INC ELAMEX, S A DE C V LICENSING AGREEMENT0087660105 pdf
Oct 09 1997DICON HOLDINGS INC ELAMEX DE JUAREZ, S A DE C V LICENSING AGREEMENT0087660105 pdf
Oct 09 1997DICON SAFETY PRODUCTS CORPORATIONELAMEX DE JUAREZ, S A DE C V LICENSING AGREEMENT0087660105 pdf
Oct 09 1997DICON SAFETY PRODUCTS CORPORATIONELAMEX, S A DE C V LICENSING AGREEMENT0087660105 pdf
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