Patent
   D329798
Priority
Jan 14 1991
Filed
Jan 14 1991
Issued
Sep 29 1992
Expiry
Sep 29 2006
Assg.orig
Entity
unknown
33
7
n/a
The ornamental design for a letter opener, as shown and described.

FIG. 1 is a front elevational view of a letter opener showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a left side elevational view thereof.

Kramer, Jeffrey A., Rosenfeld, William W.

Patent Priority Assignee Title
10264951, Mar 31 2008 SMART Medical Systems Ltd. Assemblies for use with an endoscope
5561905, Aug 16 1994 Letter opener
D350770, May 22 1992 Quick Point, Inc. Combined business card holder and envelope opener
D372184, Jun 20 1994 Hytech Tool & Design Company, Inc. Envelope opener
D372655, Sep 26 1994 Concord Manufacturing Systems Letter opener
D379057, Jan 03 1996 Concord Manufacturing Systems Inlaid letter opener
D380365, Mar 20 1996 Pacific Handy Cutter, Inc. Letter opener
D380366, Jan 11 1996 Pacific Handy Cutter, Inc. Letter opener
D380367, Jan 11 1996 Pacific Handy Cutter, Inc. Letter opener
D382460, Jan 11 1996 Pacific Handy Cutter, Inc. Letter opener
D383663, Jul 15 1996 Letter opener
D388582, Sep 30 1996 Pallet puller
D405674, Apr 28 1998 Envelope opener
D409071, Apr 28 1998 Envelope opener
D420271, Jan 28 1997 Pacific Handy Cutter Letter opener
D421889, Jun 24 1999 Letter opener
D435778, Apr 25 2000 Letter opener in the form of a lower case letter e
D436826, Mar 28 2000 Letter opener
D439493, Apr 25 2000 Letter opener in the form of a dollar sign symbol
D539318, Feb 09 2006 CALIBRE INTERNATIONAL, INC Magnifier and letter opener
D540139, Jun 27 2005 Pacific Handy Cutter, Inc. Book letter opener
D543824, Aug 01 2006 Frank Lee Imports, Ltd. Letter opener
D554965, Dec 26 2006 Letter opener with handle
D556005, Sep 25 2006 Combination letter opener and clamping device
D567056, Jan 16 2007 Letter opener
D577275, Jul 19 2007 QUICK POINT, INC Envelope opener
D579300, Jul 19 2007 Quick Point, Inc. Letter opener
D586645, Jan 16 2007 Letter opener
D588434, Jul 29 2008 Benison Industrial Co., Ltd. Letter opener with staple remover
D591581, Jan 16 2007 Letter opener
D610432, Aug 25 2009 CRI 2000, L.P. Combined envelope opener and scissors sharpener
D687287, Jan 17 2013 Cutter
D943843, Sep 25 2018 Castration tool
Patent Priority Assignee Title
3009248,
3028670,
3290780,
40163,
175170,
240190,
D306394, Feb 24 1987 Quick Point, Inc. Envelope opener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 09 1992KRAMER, JEFFREY A FLOPPERS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0063310273 pdf
Nov 09 1992ROSENFELD, WILLIAM W FLOPPERS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0063310273 pdf
Dec 23 1997FLOPPERS, INC SUN MANUFACTURING CORPORATIONCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0179060438 pdf
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