|
The ornamental design for a top portion of a spring core, as shown and described. |
|||||||||||||||||
FIG. 1 is a top plan view of a top portion of a spring core, showing my new design;
FIG. 2 is an enlarged view taken from section 2 of FIG. 1;
FIG. 3 is a side elevational view;
FIG. 4 is an enlarged view taken from section 4 of FIG. 3;
FIG. 5 is an elevational view, showing the side opposite that shown in FIG. 3;
FIG. 6 is an enlarged view taken from section 6 of FIG. 5;
FIG. 7 is an end elevational view;
FIG. 8 is an enlarged view taken from section 8 of FIG. 7;
FIG. 9 is an end elevational view showing the end opposite that shown in FIG. 7; and,
FIG. 10 is an enlarged view taken from section 10 in FIG. 9.
The broken lines are for environmental purposes only and form no part of the claimed design.
| Patent | Priority | Assignee | Title |
| D527932, | Jun 09 2005 | L&P Property Management Company | Top portion of a spring core |
| D528329, | Jun 09 2005 | L&P Property Management Company | Top portion of a spring core |
| D528330, | Jun 09 2005 | L&P Property Management Company | Top portion of a spring core |
| D528833, | Jun 09 2005 | L&P Property Management Company | Top portion of a spring core |
| Patent | Priority | Assignee | Title |
| 1337320, | |||
| 1744389, | |||
| 1798885, | |||
| 1887058, | |||
| 1897309, | |||
| 1938489, | |||
| 2374850, | |||
| 2581686, | |||
| 2593953, | |||
| 3533114, | |||
| 4609186, | Jun 28 1982 | Spuhl AG | Mattress spring core with open ended coils |
| 4726572, | May 16 1986 | SEALY TECHNOLOGIES LLC | Spring coil and spring assembly |
| 4781360, | Dec 07 1987 | L & P Property Management Company; Leggett & Platt, Incorporated | Spring assembly with helical coils of spring wire with unknotted ends |
| 4817924, | Sep 20 1983 | Spring core for a mattress | |
| 664756, | |||
| GB1376281, | |||
| GB386251, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 13 1996 | RAMSEY, HENRY | L&P Property Management Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007949 | /0538 | |
| Mar 15 1996 | L&P Property Management Company | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |