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PTO
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Patent
D306551
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Priority
May 08 1987
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Filed
Aug 13 1987
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Issued
Mar 13 1990
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Expiry
Mar 13 2004
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Assg.orig
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Entity
unknown
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13
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2
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n/a
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The ornamental design for a combined letter opener with pencil sharpener, as shown and described.
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FIG. 1 is a top plan view of a combined letter opener with pencil sharpener
showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is an underneath plan view thereof;
FIG. 4 is a right side elevational view the left side elevational view
being a mirror image thereof;
FIG. 5 is a rear elevational view thereof.
Yuen, John S.
| 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 |
| D320920, |
Oct 07 1988 |
SAMPO, INC |
Fish hook sharpener |
| D326277, |
Feb 13 1990 |
Lund Company, Ltd. |
Paper trimmer for tearing away edges of perforated computer paper |
| D372737, |
Jun 27 1994 |
ACCO Brands Corporation; ACCO Brands USA LLC; General Binding Corporation |
Combined electric paper punch and stapler |
| D373793, |
Jun 27 1994 |
ACCO Brands Corporation; ACCO Brands USA LLC; General Binding Corporation |
Electric paper punch |
| D378834, |
May 11 1995 |
John Manufacturing Limited |
Battery operated pencil sharpener with letter opener |
| D454159, |
Feb 07 2001 |
Mitsubishi Pencil Co., Ltd. |
Electric pencil sharpener |
| D508266, |
Nov 20 2003 |
MATSUSHITA ELECTRIC INDUSTRIAL CO , LTD |
Electric punch |
| D647776, |
Nov 07 2008 |
Pitney Bowes Inc.; PIITNEY BOWES INC |
Letter opener |
| D662138, |
Sep 13 2011 |
OFFICEMATE, LLC |
Paper punch |
| D897429, |
Nov 08 2018 |
Eagle (Guangzhou) Technology Development Limited |
Electric punch |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a