Patent
   D310181
Priority
Apr 27 1987
Filed
Apr 27 1987
Issued
Aug 28 1990
Expiry
Aug 28 2004
Assg.orig
Entity
unknown
3
5
n/a
The ornamental design for a watch case back, as shown and described.

FIG. 1 is a front elevational view of a watch case back showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a rear elevational view thereof.

Nobs, Pierre A.

Patent Priority Assignee Title
D431202, Apr 07 1998 Rado Watch Co. Ltd Back cover of a watch with a variable pattern
D760614, Apr 21 2014 OLIO DEVICES, INC Watch
D778737, Jun 12 2015 OLIO DEVICES, INC Watch
Patent Priority Assignee Title
2194452,
353961,
953527,
26922,
GB123436,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 12 1987NOBS, PIERRE A PANELEC, LTD , A CORP OF HONG KONGASSIGNMENT OF ASSIGNORS INTEREST 0047260077 pdf
Apr 27 1987Panalec, Ltd.(assignment on the face of the patent)
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