Patent
   D443542
Priority
Oct 13 2000
Filed
Oct 13 2000
Issued
Jun 12 2001
Expiry
Jun 12 2015
Assg.orig
Entity
unknown
8
2
n/a
The ornamental design for a four sided alarm unit with an upper infrared sensor and a lower light emitting diode, as shown and described.

FIG. 1 shows a perspective front side view of a four sided alarm illustrating a top light, a middle infrared sensor, and lower light emitting diode array;

FIG. 2 shows a perspective rear-side view illustrating a top panic button, a middle speaker hole grid, and a lower telephone connection panel;

FIG. 3 shows an elevation front view;

FIG. 4 shows an elevation rear view on an opposite side to FIG. 3;

FIG. 5 shows a side elevational view;

FIG. 6 shows a side elevational view on an opposite side to FIG. 5;

FIG. 7 shows a plan top view; and,

FIG. 8 shows a plan bottom view.

Dohrmann, Anthony

Patent Priority Assignee Title
D462334, Sep 25 2000 Citizen Electronics Co., Ltd. Light emitting diode
D471832, Feb 21 2002 K-FIVE INVESTMENT HOLDINGS, L L C Four-sided rounded edge alarm unit
D729093, Oct 26 2012 Panic alert transmitter
D758905, Mar 11 2015 BleepBleeps Limited Motion alarm
D813071, Jul 09 2014 Practecol, LLC Intrusion detection device
D835614, Nov 14 2016 DP TECHNOLOGIES, INC Base station for display and control
D865841, Sep 06 2017 SmaBiT GmbH Surveillance camera
D875806, Jul 19 2017 Practecol, LLC Home monitoring camera system
Patent Priority Assignee Title
D339107, Nov 28 1990 BELGIAN ELECTRONIC RESEARCH S A Detection device for operating an automatic door
D425811, Aug 09 1999 Dohrmann Industries Inc Alarm unit
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 13 2000Dohrmann Industries, Inc.(assignment on the face of the patent)
Feb 25 2001DOHRMANN, ANTHONYDohrmann Industries, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0116450651 pdf
Apr 19 2001Dohrmann Industries, IncLASER SHIELD SYSTEMS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0117500599 pdf
Nov 14 2003LASERSHIELD SYSTEMS, INC RAPID RESPONSE MONITORING SERVICES, INC SECURITY AGREEMENT0147430039 pdf
Jul 13 2007LASERSHIELD SYSTEMS, INC K-FIVE INVESTMENT HOLDINGS, L L C SECURITY AGREEMENT, COLLATERAL ASSIGNMENT OF PATENTS, TRADEMARKS AND TRADE NAMES0223090119 pdf
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