Patent
   D528329
Priority
Jun 09 2005
Filed
Nov 22 2005
Issued
Sep 19 2006
Expiry
Sep 19 2020
Assg.orig
Entity
unknown
14
14
n/a
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 our design;

FIG. 2 is an enlarged fragmentary view taken from the top left corner in FIG. 1;

FIG. 3 is a side elevational view;

FIG. 4 is an enlarged fragmentary view taken from the far left in FIG. 3;

FIG. 5 is a side elevational view, showing the side opposite that shown in FIG. 3;

FIG. 6 is an enlarged fragmentary view taken from the far left in FIG. 5;

FIG. 7 is an end elevational view;

FIG. 8 is a enlarged fragmentary view taken from the far left in FIG. 7;

FIG. 9 is an end elevational view showing the end opposite that shown in FIG. 7; and,

FIG. 10 is an enlarged fragmentary view taken from the far right in FIG. 9.

The broken lines are for environmental purposes only and form no part of the claimed design.

Mossbeck, Niels S., Eigenmann, Guido

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8893388, Jun 09 2005 L&P Property Management Company Method of making spring core for a bedding or seating product
9022369, Jan 20 2011 Sealy Technology LLC Reverse coil head coils and innersprings
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Patent Priority Assignee Title
1938489,
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
5444905, Mar 14 1994 MORGAN STANLEY SENIOR FUNDING, INC , AS AGENT Apparatus for manufacturing mattresses and box springs
5575460, Jan 09 1995 Spuehl AG Spring core for a mattress
5584083, Jun 01 1995 L&P Property Management Company Mattress spring core
5699999, Apr 02 1996 L&P Property Management Company Aligned mattress spring core
6375169, Jul 28 2000 Hickory Springs Manufacturing Company Mattress spring cushion assembly with combination of right-hand and left-hand spring units
D382152, Mar 15 1996 L&P Property Management Company Top portion of a spring core
D382741, Mar 15 1996 L&P Property Management Company Top portion of a spring core
D382742, Mar 15 1996 L&P Property Management Company Top portion of a spring core
D382743, Mar 15 1996 L&P Property Management Company Top portion of a spring core
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 21 2005EIGENMANN, GUIDOL&P Property Management CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0172820136 pdf
Nov 21 2005MOSSBECK, NIELS S L&P Property Management CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0172820136 pdf
Nov 22 2005L&P Property Management Company(assignment on the face of the patent)
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