A47C 27/10
With two or more independently-fillable chambers
Official title: with two or more independently-fillable chambers
A47C27/10 (With two or more independently-fillable chambers) appears on 692 US grants and 754 published applications in this corpus.
Search patents in A47C- Granted patents
- 692
- Published applications
- 754
- Assignees
- 284
- Inventors
- 1,100
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 9 | 0 |
| 1986 | 5 | 0 |
| 1987 | 11 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 13 | 0 |
| 1992 | 10 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 16 | 0 |
| 2001 | 20 | 4 |
| 2002 | 12 | 14 |
| 2003 | 11 | 24 |
| 2004 | 19 | 16 |
| 2005 | 9 | 19 |
| 2006 | 13 | 16 |
| 2007 | 12 | 22 |
| 2008 | 16 | 16 |
| 2009 | 10 | 9 |
| 2010 | 4 | 11 |
| 2011 | 3 | 19 |
| 2012 | 9 | 17 |
| 2013 | 9 | 16 |
| 2014 | 25 | 38 |
| 2015 | 18 | 36 |
| 2016 | 21 | 37 |
| 2017 | 22 | 42 |
| 2018 | 21 | 26 |
| 2019 | 33 | 40 |
| 2020 | 28 | 31 |
| 2021 | 33 | 70 |
| 2022 | 25 | 36 |
| 2023 | 37 | 46 |
| 2024 | 54 | 52 |
| 2025 | 41 | 51 |
| 2026 | 32 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Feedback system for load bearing surface291US 5,170,364 ABiomechanics Corporation of America · 1992
- Air control system for air bed278US 4,897,890 A1990
- Air control system for air bed275US 4,890,344 A1990
- Air control system for an air bed273US 5,509,154 ASelect Comfort Corporation · 1996
- Air control system for an air bed273US 6,037,723 ASelect Comfort Corporation · 2000