PTO Wrapper PDF
Dossier Espace Google
Patent
   D378834
Priority
May 11 1995
Filed
Nov 08 1995
Issued
Apr 15 1997
Expiry
Apr 15 2011
Inventors
Yuen, John…
Assg.orig
John Manuf…
Assg.curr
John Manuf…
Entity
unknown
Referenced by
11
References
9
Maint.:
n/a
The ornamental design for a battery operated pencil sharpener with letter opener, as shown and described.

FIG. 1 is a top plan view of a battery operated pencil sharpener with letter opener showing my new design;

FIG. 2 is a right side elevational view, the opposite side being a mirror image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view.
INVENTORS:

Yuen, John S.-K.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
7913402, Nov 13 2001 Acme United Corporation Coating for cutting implements
7934319, Nov 24 2003 Acme United Corporation Pencil-sharpening device
8245407, Nov 13 2001 Acme United Corporation Coating for cutting implements
D425560, Apr 01 1999 John Manufacturing Limited Pencil sharpener with vacuum cleaner and digital clock
D451961, Apr 17 2001 It's Academic of Illinois, Inc. Pencil sharpener
D470383, Jul 26 2002 Nottingham-Spirk Partners, LLC Portable handheld powered envelope opener with grip handle
D474508, Jul 25 2002 Nottingham-Spirk Partners, LLC Portable hand-held pencil sharpener with loop attachments
D506703, Feb 12 2003 Combination commemorative memorial flag holder, flag pole and flag
D516951, Feb 12 2003 Commemorative memorial flag holder
D554185, Jun 03 2005 Single hole punch
D592035, Nov 10 2008 Pitney Bowes Inc. Letter opener with stacker
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4741105, Sep 19 1986 Wellmann Industrial Co. Ltd. Combined envelope opener and pencil sharpener unit
193457,
D246154, Jul 16 1975 Combined letter opener and key holder
D306551, May 08 1987 John Manufacturing Limited Combined letter opener with pencil sharpener
D320812, Sep 22 1988 John Manufacturing Limited Combined pencil sharpener and letter opener
D337612, Aug 27 1991 Fratelli Guzzini S.p.A. Tape dispenser
D348484, Nov 05 1991 Minnesota Mining and Manufacturing; MINNESOTA MININGA ND MANUFACTURING COMPANY, A CORPORATION OF DELAWARE Tape dispenser
95992,
GB1038013,
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 12 1995SE-KIT YUEN, JOHNJohn Manufacturing LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0077460488 pdf
Nov 08 1995John Manufacturing Limited(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule