B29C 48/59
Characterised by details of the thread, i.e. the shape of a single
Official title: characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
B29C48/59 (Characterised by details of the thread, i.e. the shape of a single) appears on 112 US grants and 102 published applications in this corpus.
Search patents in B29C- Granted patents
- 112
- Published applications
- 102
- Assignees
- 93
- Inventors
- 282
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 3 |
| 2004 | 1 | 5 |
| 2005 | 2 | 3 |
| 2006 | 3 | 3 |
| 2007 | 1 | 3 |
| 2008 | 1 | 3 |
| 2009 | 3 | 2 |
| 2010 | 3 | 2 |
| 2011 | 1 | 5 |
| 2012 | 2 | 3 |
| 2013 | 0 | 2 |
| 2014 | 2 | 6 |
| 2015 | 5 | 7 |
| 2016 | 1 | 2 |
| 2017 | 4 | 4 |
| 2018 | 4 | 5 |
| 2019 | 5 | 6 |
| 2020 | 4 | 5 |
| 2021 | 5 | 8 |
| 2022 | 8 | 8 |
| 2023 | 4 | 7 |
| 2024 | 3 | 4 |
| 2025 | 4 | 3 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Screw having a web formed undercut for an extruder or conveyor1 Sep 2026US 12,722,129 B2EREMA Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H.
- Screw and twin-screw assembly for use in elastomer mixture extruders and associated method for extrusion of elastomer mixtures11 Aug 2026US 12,703,137 B2Pomini Rubber & Plastics S.r.l.
- Extruder comprising a particular arrangement of asymmetrical screw elements on screw shafts2 Jun 2026US 12,643,276 B2Covestro Deutschland AG
- Intermittent extrusion system and extrusion device19 May 2026US 12,629,877 B2Wuyi University
- Screw for direct molding, injection molding apparatus, and kneading piece12 May 2026US 12,623,384 B2The Japan Steel Works, Ltd.
- Rubber extruder, rubber extrusion system, and rubber material feeding method21 May 2026US 2026/0138320 A1Nakata Engineering Co., Ltd.
- Extruder screw5 Feb 2026US 2026/0034715 A1Leistritz Extrusionstechnik GmbH
- Polymer processing device and process of implementing the same5 Feb 2026US 2026/0034744 A1Nordson Corporation
- Screw for direct molding, injection molding apparatus, and kneading piece6 Nov 2025US 2025/0340003 A1The Japan Steel Works, Ltd.
- Intermittent extrusion system and extrusion device2 Oct 2025US 2025/0303626 A1Wuyi University
Most cited
By later US patents
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same148US 5,679,456 AToray Industries, Inc. · 1997
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same126US 5,824,410 AToray Industries, Inc. · 1998
- Biodegradable polyester resin composition, preparation method therefor, and foamed article and molded article produced therefrom118US 7,807,773 B2Unitika Ltd. · 2010
- Method of forming members for sealing or baffling67US 7,249,415 B2Zephyros, Inc. · 2007
- Method and apparatus for increasing the intrinsic viscosity of a polycondensate melt44US 9,908,263 B2Next Generation Recyclingmaschinen GmbH · 2018