F16F 1/045
Canted-coil springs
Official title: {Canted-coil springs}
F16F1/045 (Canted-coil springs) appears on 82 US grants and 66 published applications in this corpus.
Search patents in F16F- Granted patents
- 82
- Published applications
- 66
- Assignees
- 18
- Inventors
- 70
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 4 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 2 | 4 |
| 2013 | 3 | 1 |
| 2014 | 3 | 7 |
| 2015 | 1 | 3 |
| 2016 | 5 | 3 |
| 2017 | 1 | 7 |
| 2018 | 3 | 4 |
| 2019 | 6 | 7 |
| 2020 | 8 | 5 |
| 2021 | 7 | 1 |
| 2022 | 5 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Copper-coated steel wire, spring, stranded wire, insulated electric wire, and cable11 Feb 2025US 12,224,079 B2Sumitomo Electric Industries, Ltd.
- Cable gland2 Jul 2024US 12,025,199 B2Pflitsch GmbH & Co. KG
- Extrusion preventing device for incorporation into a sealing element and a well tool device comprising a sealing element in which such an extrusion preventing device is incorporated23 Jan 2024US 11,879,302 B2Interwell Norway AS
- Canted coil spring and connector13 Jun 2023US 11,674,193 B2Sumitomo Electric Industries, Ltd.
- Seal assemblies and related methods27 Dec 2022US 11,536,373 B2Bal Seal Engineering, Inc.
- Torsion coil spring, method for manufacturing same, fastener for accessory, method for manufacturing same, and accessory23 Apr 2026US 2026/0108024 A1Crossfor Co., Ltd.
- Cable gland18 Apr 2024US 2024/0125368 A1Pflitsch GmbH & Co. KG
- Coil spring with a closed longitudinal component and connector with a coil spring8 Feb 2024US 2024/0047915 A1ODU GmbH & Co. KG
- Extrusion preventing device for incorporation into a sealing element and a well tool device comprising a sealing element in which such an extrusion preventing device is incorporated22 Sep 2022US 2022/0298884 A1Interwell Norway AS
- Copper-coated steel wire, spring, stranded wire, insulated electric wire, and cable28 Jul 2022US 2022/0238248 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Canted coiled spring and seal196US 4,655,462 A1987
- Radially mounted spring to connect, lock and unlock, and for snap-on fastening, and for mechanical, electromagnetic shielding, electrical conductivity, and thermal dissipation with environmental sealing114US 5,545,842 ABal Seal Engineering, Inc. · 1996
- Spring mechanism to connect, lock and unlock, members110US 5,411,348 ABal Seal Engineering, Inc. · 1995
- Inside back angle canted coil spring100US 4,826,144 A1989
- Dual concentric canted-coil spring apparatus92US 4,907,788 A1990