A47C 7/448
With resilient blocks
Official title: {with resilient blocks}
A47C7/448 (With resilient blocks) appears on 94 US grants and 85 published applications in this corpus.
Search patents in A47C- Granted patents
- 94
- Published applications
- 85
- Assignees
- 73
- Inventors
- 182
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 4 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 2 | 5 |
| 2008 | 5 | 5 |
| 2009 | 4 | 3 |
| 2010 | 1 | 2 |
| 2011 | 2 | 5 |
| 2012 | 1 | 5 |
| 2013 | 3 | 3 |
| 2014 | 1 | 4 |
| 2015 | 4 | 5 |
| 2016 | 5 | 2 |
| 2017 | 4 | 4 |
| 2018 | 3 | 2 |
| 2019 | 4 | 3 |
| 2020 | 3 | 4 |
| 2021 | 5 | 5 |
| 2022 | 3 | 3 |
| 2023 | 5 | 4 |
| 2024 | 4 | 5 |
| 2025 | 1 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Motion mechanism for a chair and chair30 Jun 2026US 12,667,194 B2L&P Property Management Company
- Active chair24 Mar 2026US 12,582,229 B2Advanced Biomechanical Solutions, LLC
- Seats20 Jan 2026US 12,527,401 B2Resero IP Limited
- Adjustable chair5 Aug 2025US 12,376,679 B2Npk Design B.V.
- Chair and joint system for a chair or a seating apparatus24 Dec 2024US 12,171,342 B2aeris GmbH
- Novel Swivel Chair13 Nov 2025US 2025/0344861 A1
- Chairs with adjustable back supports8 May 2025US 2025/0143469 A1Lcl Enterprises, Inc.
- Active chair21 Nov 2024US 2024/0381998 A1Advanced Biomechanical Solutions, LLC
- Motion mechanism for a chair and chair7 Nov 2024US 2024/0365983 A1L&P Property Management Company
- Apparatus and method for manufacturing a support frame for a seat assembly11 Jul 2024US 2024/0225292 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Articulated double back for chairs115US 4,157,203 ACenter for Design Research and Development N.V. · 1979
- Seating element83US 6,986,549 B22006
- Chair with automatically adjustable tilting back80US 4,333,683 ACenter for Design Research and Development N.V. · 1982
- Flexible structure78US 4,913,493 AStrafor S.A. · 1990
- Article of furniture71US 4,733,910 ASebel Furniture Limited · 1988