B29C 48/763
Vent constructions
Official title: {Vent constructions, e.g. venting means avoiding melt escape}
B29C48/763 (Vent constructions) appears on 48 US grants and 38 published applications in this corpus.
Search patents in B29C- Granted patents
- 48
- Published applications
- 38
- Assignees
- 47
- Inventors
- 98
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 3 | 1 |
| 2014 | 0 | 3 |
| 2015 | 4 | 4 |
| 2016 | 2 | 2 |
| 2017 | 5 | 3 |
| 2018 | 1 | 3 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 5 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Screw machine with a rotatable filter in a deaeration port4 Nov 2025US 12,459,185 B2Shibaura Machine Co., Ltd.
- Extruder19 Aug 2025US 12,390,975 B2LG Chem.Ltd.
- Method and device for recycling plastics25 Mar 2025US 12,257,741 B2BB Engineering GmbH
- Extruder, facility comprising an extruder, and method for producing target polymer products consisting of a plastic-containing material from a solution using such an extruder19 Mar 2024US 11,931,921 B2Domo Engineering Plastics GmbH
- Extruder screw having paths within the screw, extruder, and extrusion method12 Sep 2023US 11,752,682 B2HSP Technologies Inc.
- Apparatus for degassing molten plastic material21 May 2026US 2026/0138321 A1Gamma Meccanica S.P.A.
- Systems and methods for recycling wet waste materials29 May 2025US 2025/0170760 A1Batech Corporation
- Method and device for recycling plastics19 Sep 2024US 2024/0308111 A1BB Engineering GmbH
- Screw machine6 Jul 2023US 2023/0211538 A1Shibaura Machine Co., Ltd.
- Additively manufactured extruder component including lattice6 Oct 2022US 2022/0314517 A1Entek Manufacturing Inc.
Most cited
By later US patents
- Method and device for the reprocessing of a thermoplastic polycondensate61US 7,380,973 B2Buehler AG · 2008
- Apparatus and method for feeding a powdery material to a plasticized, pressurized polymer47US 3,985,348 AW Bar E, Incorporated · 1976
- Process and apparatus for removing volatile constituents from polymer melts or pastes42US 4,578,455 ABASF SE · 1986
- Process for removing the solvent from an elastomeric polymer solution37US 5,283,021 AChi Mei Corporation · 1994
- Screw extruder28US 4,538,917 AUniroyal Englebert Reifen GmbH · 1985