F16L 51/022
With a single corrugation
Official title: {with a single corrugation}
F16L51/022 (With a single corrugation) appears on 55 US grants and 39 published applications in this corpus.
Search patents in F16L- Granted patents
- 55
- Published applications
- 39
- Assignees
- 48
- Inventors
- 107
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 4 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 4 |
| 2014 | 2 | 0 |
| 2015 | 0 | 4 |
| 2016 | 0 | 1 |
| 2017 | 4 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 3 |
| 2023 | 2 | 5 |
| 2024 | 1 | 3 |
| 2025 | 4 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Expansion joint with arch geometry3 Feb 2026US 12,540,701 B2Garlock Sealing Technologies, LLC
- Exhaust gas pipe, and engine4 Nov 2025US 12,460,570 B2Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Expansion joint8 Jul 2025US 12,352,373 B2Tata Steel Nederland Technology B.V.
- Low-pressure tubular system comprising expansion joints13 May 2025US 12,297,941 B2Trelleborg Ridderkerk B.V.
- Expansion joint and incineration ash treatment equipment1 Apr 2025US 12,264,760 B2Kawasaki Jukogyo Kabushiki Kaisha
- Low emission expansion joint assembly20 Aug 2026US 2026/0243385 A1Eagleburgmann Germany GmbH & Co.KG
- Telescopic water pipe4 Dec 2025US 2025/0369548 A1Yongkang Longying fly industry and trade Co., Ltd.
- Expansion joint with arch geometry30 May 2024US 2024/0175532 A1Garlock Sealing Technologies, LLC
- Bellows design to absorb misalignment18 Apr 2024US 2024/0125414 A1MAG Aerospace Industries, LLC
- Exhaust gas pipe, and engine21 Mar 2024US 2024/0093628 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
Most cited
By later US patents
- Cylindrical flexible joint unit18US 5,378,026 A1995
- Expansion joints15US 4,101,150 AUniroyal, Inc. · 1978
- Expansion joint with protective shielding14US 5,560,166 AFoster Wheeler Energia Oy · 1996
- Expansion joint13US 4,241,944 AGarlock Inc. · 1980
- Method and apparatus for improved belt type expansion joints13US 5,228,255 AThe Atlantic Group, Inc. · 1993