B29C 53/585
The cross-section varying along their axis
Official title: {the cross-section varying along their axis, e.g. tapered, with ribs, or threads, with socket-ends}
B29C53/585 (The cross-section varying along their axis) appears on 148 US grants and 86 published applications in this corpus.
Search patents in B29C- Granted patents
- 148
- Published applications
- 86
- Assignees
- 118
- Inventors
- 275
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 3 |
| 2002 | 2 | 3 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 3 | 0 |
| 2006 | 2 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 4 |
| 2009 | 0 | 4 |
| 2010 | 1 | 4 |
| 2011 | 2 | 4 |
| 2012 | 4 | 5 |
| 2013 | 1 | 4 |
| 2014 | 5 | 2 |
| 2015 | 3 | 6 |
| 2016 | 5 | 5 |
| 2017 | 6 | 5 |
| 2018 | 2 | 4 |
| 2019 | 5 | 4 |
| 2020 | 3 | 6 |
| 2021 | 4 | 4 |
| 2022 | 4 | 4 |
| 2023 | 2 | 3 |
| 2024 | 4 | 3 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fibre-reinforced composite tubular shafts and manufacture thereof3 Jun 2025US 12,319,014 B2North Thin Ply Technology Sarl
- Method for manufacturing by molding elongate and hollow workpieces made from composite material, molding device for implementing the method and workpieces obtained20 May 2025US 12,305,704 B2Nexteam
- Tubular structure reinforcing13 May 2025US 12,297,951 B2Keystone Tower Systems, Inc.
- Breathing circuit components for respiratory apparatus1 Oct 2024US 12,102,768 B2Fisher & Paykel Healthcare Limited
- Method for producing a hollow electrical insulator, hollow electrical insulator and use of a hollow electrical insulator23 Jul 2024US 12,042,977 B2Maschinenfabrik Reinhausen GmbH
- Fabricating rubber lining for composite pcp stator18 Dec 2025US 2025/0381718 A1Schlumberger Technology Corporation
- Breathing circuit components for respiratory apparatus10 Apr 2025US 2025/0114555 A1Fisher & Paykel Healthcare Limited
- Heated respiratory hose support helix incorporating lumens11 Apr 2024US 2024/0115847 A1Globalmed Inc.
- Flexible stretch hose having hollow reinforcing coils and properties enhanced by annealing28 Mar 2024US 2024/0102586 A1Globalmed Inc.
- Composite wedge and related methods4 Jan 2024US 2024/0003219 A1
Most cited
By later US patents
- Wind turbine and a shaft for a wind turbine1,094US 8,664,792 B2Envision Energy (Denmark) ApS · 2014
- Construction of hollow, continuously wound filament load-bearing structure174US 4,851,065 ATyee Aircraft, Inc. · 1989
- Method of making microtubes with axially variable geometries114US 6,458,231 B1The United States of America as represented by the Secretary of the Air Force · 2002
- Braided composite threaded member87US 5,092,727 AThe B. F. Goodrich Company · 1992
- Filament winding system86US 4,867,834 AHercules Incorporated · 1989