B29L 2031/243
Elbows
Official title: {Elbows}
B29L2031/243 (Elbows) appears on 57 US grants and 52 published applications in this corpus.
Search patents in B29L- Granted patents
- 57
- Published applications
- 52
- Assignees
- 51
- Inventors
- 135
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 1 |
| 2004 | 1 | 7 |
| 2005 | 0 | 1 |
| 2006 | 3 | 1 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 2 |
| 2013 | 4 | 2 |
| 2014 | 3 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 4 |
| 2017 | 1 | 2 |
| 2018 | 1 | 3 |
| 2019 | 6 | 1 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow-optimized line connector, and line connector assembly26 May 2026US 12,638,118 B2Norma Germany GmbH
- Reinforced thermoplastic pipe29 Jul 2025US 12,370,737 B2Airbus Atlantic
- Method for manufacturing connector-integrated resin tube20 May 2025US 12,304,134 B2Sumitomo Riko Company Limited
- Mold assembly for injection molding of a plastic pipe fitting and injection molded pipe fitting made of plastics14 Feb 2023US 11,577,436 B2Uponor Innovation AB
- Fluid interaction device, fluid interaction arrangement and method for producing same30 Aug 2022US 11,428,358 B2Cooper-Standard Automotive (Deutschland) GmbH
- Flow-optimized line connector, and line connector assembly24 Apr 2025US 2025/0129870 A1Norma Germany GmbH
- Reinforced thermoplastic pipe25 Jan 2024US 2024/0025105 A1Airbus Atlantic
- Fire protection system pipe fittings27 Jul 2023US 2023/0233894 A1Tyco Fire Products LP
- Method for manufacturing connector-integrated resin tube29 Jun 2023US 2023/0202093 A1Sumitomo Riko Company Limited
- Multi part plastic assembly that simplifies the application of primer solvents and plastic bonding cements and/or agents to plastic and/or pvc piping10 Jun 2021US 2021/0172547 A1
Most cited
By later US patents
- Tongue and groove snap-fit pipe coupling70US 5,007,666 AC & L Development Inc. · 1991
- Pipes base on polyolefin resin for manufacturing pipelines and couplings for assembling them52US 4,927,184 AAtochem · 1990
- Hollow foamed blow-molded article45US 8,435,615 B2Jsp Corporation · 2013
- Method and device for assembling several components, particularly connection fittings for fluid couplings31US 4,712,809 ASociete Anonyme Styled Legris · 1987
- Adhesively joined pipe connection28US 4,441,743 AWavin B. V. · 1984