B29L 2031/703
Bellows
Official title: {Bellows}
B29L2031/703 (Bellows) appears on 131 US grants and 72 published applications in this corpus.
Search patents in B29L- Granted patents
- 131
- Published applications
- 72
- Assignees
- 92
- Inventors
- 230
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 8 |
| 2003 | 1 | 8 |
| 2004 | 3 | 5 |
| 2005 | 3 | 8 |
| 2006 | 6 | 7 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 5 | 4 |
| 2010 | 2 | 3 |
| 2011 | 1 | 4 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 5 |
| 2015 | 2 | 2 |
| 2016 | 2 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 3 |
| 2020 | 3 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Steering bellows15 Sep 2026US 12,736,091 B2Trelleborg Carquefou
- Multi-layered sheet material comprising at least one supporting woven fabric, crossway element comprising such a multi-layered sheet material, and vehicle, air passenger bridge or staircase comprising such a crossway element4 Jul 2023US 11,691,469 B2HÜBNER GmbH & Co.KG
- Producing a bellows10 May 2022US 11,326,021 B2GKN Driveline International GmbH
- Bellows21 Sep 2021US 11,125,330 B2Ratier-Figeac SAS
- Method and associated tooling for the manufacture of a sleeve by injection moulding, and resulting sleeve20 Apr 2021US 10,981,311 B2
- Steering bellows21 May 2026US 2026/0139712 A1Trelleborg Carquefou
- Process for the production of a cover wall section of a flexible cover, and cover with a cover wall consisting of at least one cover wall section produced with the process29 Dec 2022US 2022/0410506 A1HÜBNER GmbH & Co.KG
- Producing a bellows4 Mar 2021US 2021/0061940 A1GKN Driveline International GmbH
- Dust proof sleeve24 Dec 2020US 2020/0400233 A1
- Bellows23 Jul 2020US 2020/0232559 A1Eagle Industry Co., Ltd.
Most cited
By later US patents
- Bistable expandable bottle69US 4,873,100 AThe Procter & Gamble Company · 1989
- Self-supporting, stand-up, yet foldable plastic bottle, mold form for its manufacture, and method of reducing its volume when empty66US 5,080,260 ADuring AG · 1992
- Covering for rotating flexible axle joints46US 4,558,869 ANiwot Corporation · 1985
- Venting arrangement for stroking universal joint38US 4,224,808 AGeneral Motors Corporation · 1980
- Bellows made of thermoplastic elastomer37US 5,236,204 A1993