|
The ornamental design for letter opener, as shown. |
|||||||||||||||||
FIG. 1 is a perspective view of a letter opener showing my new design;
FIG. 2 is a front 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 plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a rear elevational view thereof.
| Patent | Priority | Assignee | Title |
| D365508, | Apr 08 1994 | Disc letter opener | |
| D383663, | Jul 15 1996 | Letter opener | |
| D439493, | Apr 25 2000 | Letter opener in the form of a dollar sign symbol | |
| D500657, | Jun 22 2002 | PROMOTOPIA, INC | CD opener and single sheet paper cutter |
| D539318, | Feb 09 2006 | CALIBRE INTERNATIONAL, INC | Magnifier and letter opener |
| D943843, | Sep 25 2018 | Castration tool | |
| ER9723, |
| Patent | Priority | Assignee | Title |
| 2599439, | |||
| 2610399, | |||
| 3009248, | |||
| 3028678, | |||
| 3290780, | |||
| 40163, | |||
| 175170, | |||
| 240190, | |||
| D306394, | Feb 24 1987 | Quick Point, Inc. | Envelope opener |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |