B29B 7/428
Parts or accessories
Official title: {Parts or accessories, e.g. casings, feeding or discharging means}
B29B7/428 (Parts or accessories) appears on 267 US grants and 209 published applications in this corpus.
Search patents in B29B- Granted patents
- 267
- Published applications
- 209
- Assignees
- 168
- Inventors
- 518
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 2 |
| 2002 | 4 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 8 |
| 2005 | 4 | 4 |
| 2006 | 3 | 6 |
| 2007 | 4 | 2 |
| 2008 | 4 | 2 |
| 2009 | 1 | 4 |
| 2010 | 1 | 3 |
| 2011 | 1 | 2 |
| 2012 | 3 | 7 |
| 2013 | 1 | 6 |
| 2014 | 6 | 7 |
| 2015 | 6 | 13 |
| 2016 | 6 | 13 |
| 2017 | 14 | 23 |
| 2018 | 5 | 12 |
| 2019 | 11 | 12 |
| 2020 | 13 | 18 |
| 2021 | 7 | 15 |
| 2022 | 21 | 21 |
| 2023 | 12 | 11 |
| 2024 | 8 | 6 |
| 2025 | 11 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pelletizing apparatus for the production of pellets from a melt flow and related operating and maintenance method5 May 2026US 12,617,125 B2Nordson Corporation
- Method and apparatus for the production of a rubber compound used for the manufacture of an article made from rubber or a pneumatic tire technical sector31 Mar 2026US 12,589,523 B2
- Micronizing apparatus for hydrogel of super absorbent polymer13 Jan 2026US 12,521,726 B2LG Chem.Ltd.
- Feeding screw machine for feeding a processing screw machine14 Oct 2025US 12,440,814 B2Coperion GmbH
- Kneading method for use with kneading apparatus with first and second extruders2 Sep 2025US 12,403,628 B2HSP Technologies Inc.
- Apparatus and method for producing a cross-sectionally shaped aerosol-generating material extrudate2 Jul 2026US 2026/0182621 A1Philip Morris Products S. A.
- Extruder barrel with separable liner and method of refurbishment18 Jun 2026US 2026/0166801 A1Xaloy, Inc.
- Secondary battery potting device28 May 2026US 2026/0145145 A1Samsung SDI.Co., Ltd.
- Method for Producing Resin Composition20 Nov 2025US 2025/0353974 A1Asahi Kasei Kabushiki Kaisha
- Die assembly and process for pelletising ultra-high molecular weight polyethylenes9 Oct 2025US 2025/0312959 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Extruder assembly for extruding water-curable silane modified polymers54US 4,564,349 AUnion Carbide Corporation · 1986
- Method and extrusion apparatus for degassing thermoplastic plastics material melts53US 4,902,455 AHermann Berstorff Maschinenbau GmbH · 1990
- Satellite extruder arrangement and method for the addition of an additive in a polymer melt within a dynamic mixer46US 5,951,159 A1999
- Method and apparatus for increasing the intrinsic viscosity of a polycondensate melt44US 9,908,263 B2Next Generation Recyclingmaschinen GmbH · 2018
- Extrusion device43US 3,941,535 A1976