B21D 39/046
Connecting tubes to tube-like fittings
Official title: {Connecting tubes to tube-like fittings}
B21D39/046 (Connecting tubes to tube-like fittings) appears on 294 US grants and 264 published applications in this corpus.
Search patents in B21D- Granted patents
- 294
- Published applications
- 264
- Assignees
- 194
- Inventors
- 576
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 4 |
| 2003 | 2 | 6 |
| 2004 | 5 | 2 |
| 2005 | 3 | 3 |
| 2006 | 1 | 5 |
| 2007 | 2 | 7 |
| 2008 | 2 | 6 |
| 2009 | 2 | 5 |
| 2010 | 6 | 4 |
| 2011 | 4 | 4 |
| 2012 | 5 | 9 |
| 2013 | 3 | 5 |
| 2014 | 8 | 30 |
| 2015 | 14 | 5 |
| 2016 | 5 | 15 |
| 2017 | 13 | 16 |
| 2018 | 10 | 19 |
| 2019 | 23 | 20 |
| 2020 | 13 | 21 |
| 2021 | 23 | 20 |
| 2022 | 25 | 16 |
| 2023 | 16 | 12 |
| 2024 | 12 | 6 |
| 2025 | 10 | 12 |
| 2026 | 5 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tube coupling apparatus25 Aug 2026US 12,715,091 B2Parker Hannifin EMEA S.à.r.l.
- Malleable press fittings25 Aug 2026US 12,716,538 B2ASC Engineered Solutions, LLC
- System having a device for producing a pipeline unit and method for producing a pipeline unit4 Aug 2026US 12,698,851 B2Glatt GmbH
- Balloon expanded polymer stent9 Jun 2026US 12,648,865 B2Abbott Cardiovascular Systems Inc.
- Apparatus for mechanical machining by plastic deformation or for assembling a pair of components, and relative machine tool comprising such an apparatus12 May 2026US 12,623,271 B2GNUTTI TRANSFER S.p.A.
- Balloon expandable polymer stent17 Sep 2026US 2026/0272686 A1Abbott Cardiovascular Systems Inc.
- Crimping assembly systems having a die stop13 Aug 2026US 2026/0233287 A1ContiTech Deutschland GmbH
- Fitting device and method for producing a pipe connection30 Jul 2026US 2026/0218821 A1Hackforth GmbH & Co. KG
- Method and system for joining pipe25 Jun 2026US 2026/0177170 A1
- Press-style fittings and systems, kits, and methods incorporating the same28 May 2026US 2026/0146689 A1Titeflex Corporation
Most cited
By later US patents
- Crimping device and adjusting ring121US 5,056,351 ADayco Products, Inc. · 1991
- Pipe coupling and method of joining materials48US 5,484,174 AMie Horo Co., Ltd. · 1996
- Radial press for workpieces having a cylindrical exterior surface45US 4,578,982 A1986
- Hand-held portable crimping tool45US 6,324,884 B1Mastercool, Inc. · 2001
- Pressing device having a control device adapted to control the pressing device in accordance with a servocontrol system of the control device38US 6,035,775 ANovopres GmbH Pressen und Presswerkzeuge & Co. KG · 2000