B29C 48/269
Extrusion in non-steady condition
Official title: {Extrusion in non-steady condition, e.g. start-up or shut-down}
B29C48/269 (Extrusion in non-steady condition) appears on 159 US grants and 170 published applications in this corpus.
Search patents in B29C- Granted patents
- 159
- Published applications
- 170
- Assignees
- 122
- Inventors
- 359
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 7 |
| 2003 | 3 | 2 |
| 2004 | 3 | 3 |
| 2005 | 4 | 5 |
| 2006 | 3 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 3 |
| 2009 | 0 | 5 |
| 2010 | 4 | 4 |
| 2011 | 4 | 14 |
| 2012 | 6 | 7 |
| 2013 | 4 | 9 |
| 2014 | 6 | 5 |
| 2015 | 5 | 6 |
| 2016 | 5 | 5 |
| 2017 | 7 | 12 |
| 2018 | 4 | 14 |
| 2019 | 6 | 8 |
| 2020 | 12 | 8 |
| 2021 | 8 | 14 |
| 2022 | 6 | 6 |
| 2023 | 10 | 9 |
| 2024 | 8 | 4 |
| 2025 | 8 | 10 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intermittent extrusion system and extrusion device19 May 2026US 12,629,877 B2Wuyi University
- Method for calibrating adjusting means for adjusting a nozzle slot of a discharge nozzle for a film track on a flat film machine17 Feb 2026US 12,552,081 B2Windmoller & Holscher
- Compression moulding machine and method21 Oct 2025US 12,447,652 B2Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Extrusion device and extrusion method30 Sep 2025US 12,427,708 B2Exelliq Austria GmbH
- Extrusion method and apparatus10 Jun 2025US 12,325,047 B2Zephyros, Inc.
- Method for dispensing discrete volumes23 Jul 2026US 2026/0208447 A1Arburg GmbH + Co KG
- Method for Supporting the Implementation of a Process Change, Computer Program Product and System26 Mar 2026US 2026/0084359 A1Windmoller & Holscher
- Method for producing resin composition9 Oct 2025US 2025/0313696 A1Asahi Kasei Kabushiki Kaisha
- Intermittent extrusion system and extrusion device2 Oct 2025US 2025/0303626 A1Wuyi University
- Methods and installations for producing a biaxially oriented tube from thermoplastic material8 May 2025US 2025/0144863 A1RPFlow R&D B.V.
Most cited
By later US patents
- Multilumen extruded catheter192US 5,542,937 ATarget Therapeutics, Inc. · 1996
- Method of manufacturing an object127US 9,770,876 B2Airbus Group SAS · 2017
- Method and apparatus for metering and blending different material ingredients97US 5,148,943 AHydreclaim Corporation · 1992
- Method and apparatus for producing synthetic plastics products, and product produced thereby93US 4,187,352 ALankhorst Touwfabrieken B. V. · 1980
- Injection molding of polymeric material85US 6,884,823 B1Trexel, Inc. · 2005