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The ornamental design for a radio transmitter unit, as shown and described.
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FIG. 1 is a front view of the radio transmitter unit embodying the design;
FIG. 2 is a rear view thereof;
FIG. 3 is a right-side view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a front and left-side perspective view thereof.
The broken lines in FIGS. 1 to 7 show elements which may be part of the environment of the design and form no part of the design as claimed.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 24 2005 | Med-Eng Systems Inc. | (assignment on the face of the patent) | / | |||
| Jun 01 2005 | BROWN, MICHAEL | MED-ENG SYSTEMS INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016351 | /0663 | |
| Jun 06 2005 | TIMMIS, PAUL | MED-ENG SYSTEMS INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016351 | /0663 | |
| Dec 15 2006 | MED-ENG SYSTEMS INC | 1252110 ALBERTA LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 019466 | /0342 | |
| Sep 17 2007 | MED-ENG SYSTEMS INC | ABLECO FINANCE LLC, AS COLLATERAL AGENT | GRANT OF SECURITY INTEREST | 019864 | /0665 | |
| May 07 2008 | ABLECO FINANCE LLC | MED-ENG SYSTEMS INC | RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 020951 | /0011 | |
| Jul 25 2008 | 1252110 ALBERTA LTD | ALLEN-VANGUARD TECHNOLOGIES INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 021316 | /0001 | |
| Jan 01 2011 | ALLEN-VANGUARD TECHNOLOGIES INC | Allen-Vanguard Corporation | ARTICLES OF AMALGAMATION | 025948 | /0081 | |
| Nov 18 2016 | WILMINGTON TRUST, NATIONAL ASSOCIATION | VIRTUS GROUP, LP | ASSIGNMENT OF INTELLECTUAL PROPERTY SECURITY AGREEMENTS | 040660 | /0873 |
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