B29C 48/1472
At the die nozzle exit zone
Official title: {at the die nozzle exit zone}
B29C48/1472 (At the die nozzle exit zone) appears on 101 US grants and 72 published applications in this corpus.
Search patents in B29C- Granted patents
- 101
- Published applications
- 72
- Assignees
- 90
- Inventors
- 221
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 0 |
| 2005 | 2 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 7 |
| 2010 | 0 | 7 |
| 2011 | 1 | 5 |
| 2012 | 2 | 4 |
| 2013 | 2 | 3 |
| 2014 | 5 | 4 |
| 2015 | 2 | 3 |
| 2016 | 3 | 3 |
| 2017 | 2 | 3 |
| 2018 | 0 | 1 |
| 2019 | 3 | 3 |
| 2020 | 1 | 4 |
| 2021 | 4 | 3 |
| 2022 | 4 | 1 |
| 2023 | 1 | 4 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-lumen tube extrusion molding apparatus21 Apr 2026US 12,605,872 B2Pla Giken Co., Ltd.
- Method for pyrolysis of waste material in an industrial process24 Jun 2025US 12,338,393 B2CCT International, Inc.
- Process and apparatus for extruding bands of material onto a substrate21 May 2024US 11,986,855 B2Zephyros, Inc.
- Method and device for producing a melt and/or plastic film9 Apr 2024US 11,951,668 B2BrüCkner Maschinenbau GmbH & Co. KG
- Method and device for producing a melt and/or plastic film1 Aug 2023US 11,712,832 B2BrüCkner Maschinenbau GmbH & Co. KG
- Extrusion plant for blow extrusion of plastic films with a system for removing vapours generated by the extrusion process23 Jul 2026US 2026/0208422 A1Syncro S.R.L.
- Separation Device Having a Strip-Shaped Separation Element11 Jun 2026US 2026/0158707 A1Kocher-Plastik Maschinenbau GmbH
- Apparatus for degassing molten plastic material21 May 2026US 2026/0138321 A1Gamma Meccanica S.P.A.
- Extrusion device and method for manufacturing an article having a cavity20 Mar 2025US 2025/0091276 A1Collin Lab & Pilot Solutions GmbH
- Multi-lumen tube extrusion molding apparatus1 Aug 2024US 2024/0253286 A1Pla Giken Co., Ltd.
Most cited
By later US patents
- Coextruded multi-layer polyethylene film and bag construction85US 4,303,710 AMobil Oil Corporation · 1981
- Method for preparing a film of vinylidene chloride polymer66US 4,048,428 AW. R. Grace & Co. · 1977
- Process for preparing gas-, vapor- and odor-proof coupled and coextruded multilayer articles of thermoplastic material and closed-surface bodies comprising the same62US 4,244,914 AMontedison S.p.A. · 1981
- Heat-sealable plastic film, process for its manufacture, and the use of the film60US 4,303,708 AHoechst Aktiengesellschaft · 1981
- Process and apparatus for producing foamed synthetic resin bodies56US 4,487,731 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1984