FIG. 1 is a perspective view of one embodiment of a coil spring illustrating our design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left front perspective view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a left side elevational view thereof; and,
FIG. 8 is a bottom view thereof.
| Patent |
Priority |
Assignee |
Title |
| 136473, |
|
|
|
| 1963055, |
|
|
|
| 2104921, |
|
|
|
| 2558288, |
|
|
|
| 2567520, |
|
|
|
| 2587112, |
|
|
|
| 2631840, |
|
|
|
| 2715229, |
|
|
|
| 2996733, |
|
|
|
| 3107367, |
|
|
|
| 3355747, |
|
|
|
| 3626525, |
|
|
|
| 3688320, |
|
|
|
| 3833950, |
|
|
|
| 3942776, |
Dec 23 1974 |
E. R. Carpenter Company, Inc. |
Upholstery coil spring |
| 3995337, |
Jun 11 1975 |
Ther-A-Pedic Associates, Inc. |
Mattress construction |
| 4101993, |
Feb 22 1977 |
Steadley Company |
Wire spring assembly and components |
| 4371152, |
Jan 25 1980 |
HOOVER GROUP, INC |
Box spring assembly with improved spring installation capability |
| 4609186, |
Jun 28 1982 |
Spuhl AG |
Mattress spring core with open ended coils |
| 4817924, |
Sep 20 1983 |
|
Spring core for a mattress |
| 5040255, |
Jun 06 1990 |
Barber Manufacturing Company, Inc. |
Cushion or mattress structure |
| 5210890, |
Sep 21 1992 |
Tualatin Sleep Products |
Mattress foundation with springs and foam elements |
| 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 |
| 5713088, |
Oct 21 1994 |
SEALY TECHNOLOGIES LLC |
Innerspring construction with springs having free terminal convolutions |
| 6128798, |
Sep 04 1998 |
SEALY TECHNOLOGIES LLC |
Cavitated pad and innerspring assembly combination having springs with free terminal convolutions |
| 6256820, |
Feb 09 2000 |
L&P Property Management Company |
Multilayered pocketed bedding or seating product |
| 6295676, |
Apr 16 1998 |
|
Mattress construction |
| 6375169, |
Jul 28 2000 |
Hickory Springs Manufacturing Company |
Mattress spring cushion assembly with combination of right-hand and left-hand spring units |
| 6397418, |
Dec 19 1997 |
Stjernfjadrar AB |
Double spring mattress and manufacturing process |
| 7063309, |
Aug 18 2004 |
Bedding Component Manufacturers (Proprietary) Limited |
Mattress spring structure |
| 7178187, |
Aug 28 2004 |
THE BANK OF NEW YORK MELLON TRUST COMPANY, N A , AS COLLATERAL AGENT |
Asymmetric spring components and innersprings for one-sided mattresses |
| 7386897, |
Jun 09 2005 |
L&P Property Management Company |
Bedding or seating product made with coil springs having unknotted end turns |
| 7677541, |
Mar 14 2006 |
ACE BED CO , LTD |
Spring structure for bed mattress |
| 7921561, |
Jun 09 2005 |
L&P Property Management Company |
Bedding or seating product made with coil springs having unknotted end turns with bumps |
| 8136187, |
Feb 07 2007 |
L&P Property Management Company |
Slow acting pocketed spring core and method of manufacturing same |
| 8429779, |
Jun 09 2005 |
L&P Property Management Company |
Bedding or seating product made with coil springs having unknotted end turns with bumps |
| 8720872, |
Jan 20 2011 |
SEALY TECHNOLOGY, LLC; Sealy Technology LLC |
Innersprings with alternating coil spring orientations |
| 8925908, |
Jan 29 2009 |
ADIENT YANFENG SEATING MECHANISM CO , LTD |
Spring, in particular for a locking device of a vehicle seat |
| 9364095, |
Jul 26 2012 |
L&P Swiss Holding AG |
Spring core having a fully active spring and method of manufacturing the same |
| 20040046297, |
|
|
|
| 20050235426, |
|
|
|
| 20060037138, |
|
|
|
| 20060042016, |
|
|
|
| 20100257675, |
|
|
|
| 20100295223, |
|
|
|
| 20100325806, |
|
|
|
| 20110094039, |
|
|
|
| 20110107523, |
|
|
|
| 20120112396, |
|
|
|
| 20120186026, |
|
|
|
| 20130091634, |
|
|
|
| 20130192002, |
|
|
|
| 20130192003, |
|
|
|
| 20130270755, |
|
|
|
| 20140026328, |
|
|
|
| 20160227938, |
|
|
|
| D530120, |
Jun 09 2005 |
L&P Property Management Company |
End portion of a coil spring |
| D531436, |
Jun 09 2005 |
L&P Property Management Company |
End portion of a coil spring |
| D579242, |
Jul 10 2007 |
SPRING INNOVATION SA |
Coil spring |
| D652234, |
Dec 16 2010 |
Sealy Technology LLC |
Coil |
| D652235, |
Dec 16 2010 |
Sealy Technology LLC |
Coil |
| D661925, |
Nov 09 2010 |
MORGAN STANLEY SENIOR FUNDING, INC , AS AGENT |
Coil spring |
| D681980, |
Oct 29 2007 |
MORGAN STANLEY SENIOR FUNDING, INC , AS AGENT |
Asymmetric coil spring |
| D739162, |
Aug 22 2012 |
L&P Swiss Holding AG |
Coil spring |
| DE202008008652, |
|
|
|
| GB2025217, |
|
|
|
| KR100988455, |
|
|
|
| NZ505101, |
|
|
|