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The ornamental design for a traction unit for removing loading from the back, as shown and described. |
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FIG. 1 is a perspective view of a traction unit for removing loading from the back, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a rear elevational view thereof.
Carlson, Casey L., Weber, Jeffrey A., Peterson, Gregory K., Stumpf, William E., Burton, Charles V.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 31 1990 | BURTON, CHARLES V | SPINAL DESIGNS INTERNATIONAL, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 005227 | /0058 | |
| Jan 31 1990 | PETERSON, GREGORY K | SPINAL DESIGNS INTERNATIONAL, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 005227 | /0058 | |
| Jan 31 1990 | CARLSON, CASEY L | SPINAL DESIGNS INTERNATIONAL, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 005227 | /0058 | |
| Jan 31 1990 | WEBER, JEFFREY A | SPINAL DESIGNS INTERNATIONAL, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 005227 | /0058 | |
| Jan 31 1990 | STUMPF, WILLIAM E | SPINAL DESIGNS INTERNATIONAL, INC , A CORP OF MINNESOTA | ASSIGNMENT OF ASSIGNORS INTEREST | 005227 | /0058 | |
| Feb 01 1990 | Spinal Designs International, Inc. | (assignment on the face of the patent) | / | |||
| Jan 28 1993 | SPINAL DESIGNS INTERNATIONAL LTD | SHEFFIELD GROUP, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 006325 | /0673 |
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