A47C 20/04
Head-, foot- or like rests for beds, sofas or the like: with
Official title: with adjustable inclination (A47C20/08 takes precedence)
A47C20/04 (Head-, foot- or like rests for beds, sofas or the like: with) appears on 858 US grants and 972 published applications in this corpus.
Search patents in A47C- Granted patents
- 858
- Published applications
- 972
- Assignees
- 270
- Inventors
- 1,106
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 10 | 0 |
| 1996 | 16 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 15 | 0 |
| 2000 | 18 | 0 |
| 2001 | 13 | 3 |
| 2002 | 9 | 8 |
| 2003 | 8 | 18 |
| 2004 | 16 | 24 |
| 2005 | 17 | 20 |
| 2006 | 17 | 13 |
| 2007 | 8 | 15 |
| 2008 | 13 | 51 |
| 2009 | 10 | 20 |
| 2010 | 5 | 20 |
| 2011 | 26 | 15 |
| 2012 | 14 | 29 |
| 2013 | 15 | 15 |
| 2014 | 13 | 37 |
| 2015 | 32 | 57 |
| 2016 | 31 | 48 |
| 2017 | 33 | 52 |
| 2018 | 36 | 63 |
| 2019 | 39 | 72 |
| 2020 | 43 | 72 |
| 2021 | 62 | 78 |
| 2022 | 44 | 63 |
| 2023 | 43 | 50 |
| 2024 | 50 | 46 |
| 2025 | 53 | 49 |
| 2026 | 32 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47C 20/041By electric motors609
- A47C 20/048By fluid means101
- A47C 20/043By means of peg-and-notch or pawl-and-ratchet mechanism45
- A47C 20/042By means of screw-and-nut mechanism34
- A47C 20/046By means of a rack-and-pinion or like gearing mechanism15
- A47C 20/047By friction locking means14
- A47C 20/06The adjustable part immobilising foldable legs1
Recent patents
- Foldable bed frame device29 Sep 2026US 12,745,852 B2Ulife Healthcare Inc.
- Adjustable support device15 Sep 2026US 12,733,746 B2Sit-Up Limited
- Manually adjustable bed8 Sep 2026US 12,727,677 B2Huizhou Flex Smart Furniture Co., Ltd.
- Portable and collapsible saddle sleeper1 Sep 2026US 12,721,447 B2Dragovich Creations, LLC
- Electric adjustable bed25 Aug 2026US 12,714,231 B2Flexispot, Inc.
- Adjustable bed base with decline feature on both ends24 Sep 2026US 2026/0283366 A1L&P Property Management Company
- Adjustable Bed Accessory System24 Sep 2026US 2026/0283385 A1
- Powered adjustable bed platform10 Sep 2026US 2026/0262848 A1Motomotion China Corporation
- Foldable bed frame device3 Sep 2026US 2026/0256297 A1Ulife Healthcare Inc.
- Smart adjustable bed system20 Aug 2026US 2026/0240334 A1Wermer Media Partners LLC
Most cited
By later US patents
- Air adjustable bed272US 5,170,522 ASelect Comfort Corporation · 1992
- Hand-held controller for bed and mattress assembly201US 6,008,598 APaTMarK Company, Inc. · 1999
- Partner snore feature for adjustable bed foundation191US 8,984,687 B2Select Comfort Corporation · 2015
- Hand-held controller for bed and mattress assembly187US 6,396,224 B1Hill-Rom Services, Inc. · 2002
- Inflatable air mattress snoring detection and response152US 9,370,457 B2Bam Labs, Inc. · 2016