B68G 7/054
Arrangements of sheathings between spring cores and overlying paddings
B68G7/054 (Arrangements of sheathings between spring cores and overlying paddings) appears on 10 US grants and 9 published applications in this corpus.
Search patents in B68G- Granted patents
- 10
- Published applications
- 9
- Assignees
- 5
- Inventors
- 17
- Latest grant
- 13 Apr 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 3 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Pocketed spring comfort layer having at least one foam layer and method of making same13 Apr 2021US 10,973,339 B2L&P Property Management Company
- Pocketed spring comfort layer having at least one foam layer and method of making same25 Aug 2020US 10,750,877 B2L&P Property Management Company
- Cushion structure, cushion structure component and cushion structure manufacturing method28 Apr 2020US 10,632,881 B2Nagase & Co., Ltd.
- Bed mattress using permeable reinforcing member and foaming material, and method of manufacturing the same30 Nov 2010US 7,841,032 B2Ace Bed Co., Ltd.
- Bed mattress using permeable reinforcing member and foaming material, and method of manufacturing the same25 May 2010US 7,721,367 B2
- Pocketed Spring Comfort Layer Having At Least One Foam Layer And Method Of Making Same5 Nov 2020US 2020/0345149 A1L&P Property Management Company
- Pocketed Spring Comfort Layer Having At Least One Foam Layer and Method of Making Same26 Dec 2019US 2019/0387896 A1L&P Property Management Company
- Cushion structure, cushion structure component and cushion structure manufacturing method16 Feb 2017US 2017/0043695 A1Nagase & Co., Ltd.
- Bed mattress using permeable reinforcing member and foaming material, and method of manufacturing the same9 Sep 2010US 2010/0223733 A1Ace Bed Co., Ltd.
- Method and System of Manufacturing A Mattress and Components Thereof15 Apr 2010US 2010/0089298 A1L&P Property Management Company
Most cited
By later US patents
- Method and system of manufacturing a mattress and components thereof24US 7,644,671 B2L&P Property Management Company · 2010
- Mattress construction and method of making10US 4,019,451 A1977
- Mattress construction and method of making7US 4,075,721 A1978
- Method of applying at least one web of insulator material to multiple spring assemblies4US 7,117,655 B2L&P Property Management Company · 2006
- Pocketed spring comfort layer having at least one foam layer and method of making same3US 10,973,339 B2L&P Property Management Company · 2021