Patent
   D341535
Priority
Feb 17 1992
Filed
Jun 05 1992
Issued
Nov 23 1993
Expiry
Nov 23 2007
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a letter opener, as shown and described.

FIG. 1 is a front elevational view of the letter opener, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

Takashima, Akira

Patent Priority Assignee Title
Patent Priority Assignee Title
2247840,
2266863,
D263276, Jun 08 1979 Letter opener
D303616, Jun 23 1986 The Cloverline Incorporated Letter opener
D304131, May 25 1988 ELM INDUSTRY CO , LTD , A CORP OF JAPAN Envelope opener
D318999, Feb 07 1989 Elm Industry Co., Ltd. Envelope opener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 27 1992TAKASHIMA, AKIRAHIRAOKA & CO , H K LTD A HONG KONG CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST 0061600458 pdf
Jun 05 1992Hiraoka & Co., (H.K.) Ltd.(assignment on the face of the patent)
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