|
The ornamental design for an envelope opener, as shown. |
|||||||||||||||||
FIG. 1 is a top front perspective view of an envelope opener showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top elevational view thereof;
FIG. 5 is a bottom elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a left side elevational view thereof.
| Patent | Priority | Assignee | Title |
| D379057, | Jan 03 1996 | Concord Manufacturing Systems | Inlaid letter opener |
| D383663, | Jul 15 1996 | Letter opener | |
| D387967, | Jun 27 1996 | Quick Point, Inc. | Envelope opener |
| D396791, | Jul 25 1997 | Letter opener | |
| D539318, | Feb 09 2006 | CALIBRE INTERNATIONAL, INC | Magnifier and letter opener |
| D571180, | Apr 20 2006 | SAFETY KNIFE COMPANY LIMITED, THE | Safety knife |
| 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 |
| 3028670, | |||
| 5127162, | Aug 15 1991 | Game cutting tool | |
| D329798, | Jan 14 1991 | SUN MANUFACTURING CORPORATION | Letter opener |
| D353316, | May 05 1993 | Pacific Handy Cutter, Inc. | Combined ruler and letter opener |
| D355346, | May 12 1993 | Pacific Handy Cutter, Inc. | Letter opener |
| D355347, | May 17 1993 | Pacific Handy Cutter, Inc. | Letter opener |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 10 1994 | BENDER, WALTER R , JR | HYTECH TOOL & DESIGN CO , INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007035 | /0666 | |
| Jun 20 1994 | Hytech Tool & Design Company, Inc. | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |