A47C 23/007
Edge stiffeners
Official title: {Edge stiffeners}
A47C23/007 (Edge stiffeners) appears on 47 US grants and 30 published applications in this corpus.
Search patents in A47C- Granted patents
- 47
- Published applications
- 30
- Assignees
- 28
- Inventors
- 63
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 3 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 5 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Mattress assembly and method12 Nov 2024US 12,137,812 B2Bedgear, LLC
- Compressible foam foundation for mattress support6 Aug 2024US 12,053,092 B1Mattress Angel, LLC
- Mattress cover that forms a recessed cavity underneath a mattress and method of assembly of the mattress cover2 Aug 2022US 11,399,634 B2Bedjet LLC
- Apparatus for creating a sleeping surface3 May 2022US 11,319,073 B2
- Mattress assembly and method1 Mar 2022US 11,259,644 B2Bedgear, LLC
- Mattress assembly and method27 Feb 2025US 2025/0064222 A1Bedgear, LLC
- Mattress for bed frame with bow structure29 Feb 2024US 2024/0065449 A1
- Mattress assembly and method21 Apr 2022US 2022/0117404 A1Bedgear, LLC
- Mattress cover that forms a recessed cavity underneath a mattress and method of assembly of the mattress cover7 Apr 2022US 2022/0104630 A1Bedjet LLC
- Convertible Bed Bumper Apparatus22 Oct 2020US 2020/0329885 A1Milliard Enterprises Limited Liability Company
Most cited
By later US patents
- Corner piece for a soft-sided mattress205US 6,708,357 B2Select Comfort Corporation · 2004
- Mattress foundation with springs and foam elements65US 5,210,890 ATualatin Sleep Products, Inc. · 1993
- Side bolster system for a mattress60US 6,243,894 B1Hill-Rom, Inc. · 2001
- Side bolster system for a mattress41US 6,430,763 B1Hill-Rom Services, Inc. · 2002
- Box spring assembly30US 4,470,584 AHoover Universal, Inc. · 1984