A47C 21/00
Attachments for beds
Official title: Attachments for beds, e.g. sheet holders or bed-cover holders (bed tables supported on the bedstead A47B23/02); Ventilating, cooling or heating means in connection with bedsteads or mattresses
A47C21/00 (Attachments for beds) appears on 2,187 US grants and 2,299 published applications in this corpus.
Search patents in A47C- Granted patents
- 2,187
- Published applications
- 2,299
- Assignees
- 697
- Inventors
- 3,323
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 12 | 0 |
| 1978 | 18 | 0 |
| 1979 | 7 | 0 |
| 1980 | 24 | 0 |
| 1981 | 15 | 0 |
| 1982 | 12 | 0 |
| 1983 | 4 | 0 |
| 1984 | 15 | 0 |
| 1985 | 20 | 0 |
| 1986 | 10 | 0 |
| 1987 | 34 | 0 |
| 1988 | 19 | 0 |
| 1989 | 37 | 0 |
| 1990 | 25 | 0 |
| 1991 | 33 | 0 |
| 1992 | 29 | 0 |
| 1993 | 23 | 0 |
| 1994 | 23 | 0 |
| 1995 | 32 | 0 |
| 1996 | 33 | 0 |
| 1997 | 34 | 0 |
| 1998 | 27 | 0 |
| 1999 | 36 | 0 |
| 2000 | 31 | 0 |
| 2001 | 36 | 10 |
| 2002 | 35 | 30 |
| 2003 | 27 | 40 |
| 2004 | 42 | 47 |
| 2005 | 32 | 51 |
| 2006 | 44 | 55 |
| 2007 | 25 | 51 |
| 2008 | 25 | 70 |
| 2009 | 26 | 50 |
| 2010 | 32 | 63 |
| 2011 | 53 | 67 |
| 2012 | 42 | 79 |
| 2013 | 50 | 74 |
| 2014 | 53 | 98 |
| 2015 | 84 | 140 |
| 2016 | 78 | 114 |
| 2017 | 77 | 134 |
| 2018 | 87 | 120 |
| 2019 | 75 | 153 |
| 2020 | 124 | 130 |
| 2021 | 95 | 153 |
| 2022 | 100 | 111 |
| 2023 | 111 | 131 |
| 2024 | 90 | 108 |
| 2025 | 101 | 113 |
| 2026 | 82 | 107 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A47C 21/04Devices for ventilating, cooling or heating824
- A47C 21/02Holders for loose bed elements584
- A47C 21/08Devices for prevention against falling-out277
- A47C 21/003Lighting, radio, telephone or the like connected to the bedstead238
- A47C 21/006Oscillating, balancing or vibrating mechanisms connected to the bedstead207
- A47C 21/06Mattress underlays76
Recent patents
- Temperature regulating foam padding with passive cooling and active heating6 Oct 2026US 12,751,558 B2Variowell Development GmbH
- Protective sheet and securement assembly6 Oct 2026US 12,751,569 B2Purifas Holdings Pty Ltd
- Air couch bed6 Oct 2026US 12,752,882 B2Team Worldwide Corporation
- Bedding system and method29 Sep 2026US 12,745,854 B2Bedgear, LLC
- Comforter blanket22 Sep 2026US 12,740,649 B2Hest Corporation
- Bed1 Oct 2026US 2026/0294123 A1
- Bed sheet holder24 Sep 2026US 2026/0283367 A1
- Bed sheet holder24 Sep 2026US 2026/0283368 A1
- Temperature controlled mattress cover with zones24 Sep 2026US 2026/0283369 A1Eight Sleep Inc.
- Temperature controlled mattress cover with biometric data sensors24 Sep 2026US 2026/0283370 A1Eight Sleep Inc.
Most cited
By later US patents
- Method and apparatus for securing a tarp1,071US 5,168,605 A1992
- Patient safety system with automatically adjusting bed794US 8,723,677 B1Masimo Corporation · 2014
- Patient safety system with automatically adjusting bed517US 9,226,696 B2Masimo Corporation · 2016
- Temperature control for a bed290US 5,948,303 A1999
- Inflatable air cell having combined pneumatically adjusted occupant support and thermal conditioning224US 6,273,810 B1McCord Winn Textron Inc. · 2001