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Patent
   D428498
Priority
Sep 07 1998
Filed
Mar 08 1999
Issued
Jul 18 2000
Expiry
Jul 18 2014
Inventors
Loy, Olive…
Assg.orig
Systems AG
Assg.curr
Systems AG
Entity
unknown
Referenced by
7
References
2
Maint.:
n/a
The ornamental design for locking device, as shown and described.

The Figure is a front perspective view of the design for a locking device, the rear does not form a part of the claimed design.
INVENTORS:

Loy, Oliver Michael, Umundum, Dietmar

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D438312, Sep 07 1998 Systems AG Locking device
D634444, Apr 23 2010 Service entry gate
D893756, Nov 30 2017 MAGNETIC AUTOCONTROL GMBH Three bar access control gate with color authentication
D905275, Dec 11 2018 Kone Corporation Access gate frame with blades
D905276, Dec 11 2018 Kone Corporation Access gate frame without blades
D905277, Dec 11 2018 Kone Corporation Access gate open with blades
D905278, Dec 11 2018 Kone Corporation Access gate open without blades
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2618085,
D358220, May 14 1993 GUNNEBO ITALDIS S P A Turnstile
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 08 1999Systems AG(assignment on the face of the patent)
Apr 29 1999LOY, OLIVERSystems AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0099610410 pdf
Apr 29 1999UMUNDUM, DIETMARSystems AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0099610410 pdf
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