B29L 2031/602
Composed of several elementary tubular elements
Official title: {composed of several elementary tubular elements}
B29L2031/602 (Composed of several elementary tubular elements) appears on 136 US grants and 104 published applications in this corpus.
Search patents in B29L- Granted patents
- 136
- Published applications
- 104
- Assignees
- 103
- Inventors
- 242
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 6 |
| 2003 | 4 | 9 |
| 2004 | 4 | 5 |
| 2005 | 4 | 4 |
| 2006 | 2 | 2 |
| 2007 | 1 | 12 |
| 2008 | 1 | 5 |
| 2009 | 4 | 11 |
| 2010 | 1 | 7 |
| 2011 | 8 | 3 |
| 2012 | 5 | 8 |
| 2013 | 8 | 5 |
| 2014 | 2 | 4 |
| 2015 | 2 | 6 |
| 2016 | 9 | 4 |
| 2017 | 2 | 3 |
| 2018 | 6 | 0 |
| 2019 | 5 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method of welding a sleeve to a tube, and device obtained thereby13 May 2025US 12,296,542 B2Enki S.R.L.
- Composite structural panels and methods of forming thereof13 Jun 2023US 11,673,362 B2The Boeing Company
- Method and apparatus for producing double-walled containers5 Jul 2022US 11,375,852 B2
- Composite dual channel drill pipes and method of manufacture18 Jan 2022US 11,225,843 B2Saudi Arabian Oil Company
- Method for producing a microchannel bundle heat exchanger5 Oct 2021US 11,135,688 B2Dr. Ing. h. c. F. Porsche AG
- Automated systems and methods for foil packaging components29 May 2025US 2025/0171175 A1Amgen Inc.
- Composite tubular structure10 Oct 2024US 2024/0337333 A1Composite Braiding Ltd
- Method of welding a sleeve to a tube, and device obtained thereby8 Jun 2023US 2023/0173767 A1Enki S.R.L.
- Double-walled container20 Oct 2022US 2022/0330756 A1
- Composite structural panels and methods of forming thereof8 Jul 2021US 2021/0206135 A1The Boeing Company
Most cited
By later US patents
- Flexible surgical drain with a plurality of individual ducts106US 5,891,111 APorges · 1999
- Double wall piping system99US 4,932,257 A1990
- Double-containment thermoplastic pipe assembly82US 4,786,088 AAsahi/America, Inc. · 1988
- Foam panels and blocks of hollow profiles72US 4,755,408 ANoel, Marquet & Cie. S.A. · 1988
- Tube-in-tube balloon67US 8,168,275 B2Boston Scientific Scimed, Inc. · 2012