Patent
   D531436
Priority
Jun 09 2005
Filed
Nov 22 2005
Issued
Nov 07 2006
Expiry
Nov 07 2020
Assg.orig
Entity
unknown
15
10
n/a
The ornamental design for an end portion of a coil spring, as shown and described.

FIG. 1 is a perspective view of an end portion of a coil spring showing our design;

FIG. 2 is a top view taken of the end portion of the coil spring of FIG. 1;

FIG. 3 is a bottom view taken of the end portion of the coil spring of FIG. 1;

FIG. 4 is a front elevational view of the end portion of the coil spring of FIG. 1;

FIG. 5 is a rear elevational view of the end portion of the coil spring of FIG. 1;

FIG. 6 is a side elevational view of the end portion of the coil spring of FIG. 1; and,

FIG. 7 is a side elevational view, showing the side opposite that shown in FIG. 6.

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

Mossbeck, Niels S., Eigenmann, Guido

Patent Priority Assignee Title
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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
D574168, Jul 10 2007 L&P Property Management Company End portion of a coil spring
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D651828, Dec 16 2010 Sealy Technology LLC Coil
D652235, Dec 16 2010 Sealy Technology LLC Coil
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Patent Priority Assignee Title
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
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D382741, 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 0172820171 pdf
Nov 21 2005MOSSBECK, NIELS S L&P Property Management CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0172820171 pdf
Nov 22 2005L&P Property Management Company(assignment on the face of the patent)
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