B29C 48/89
Internal treatment
Official title: Internal treatment, e.g. by applying an internal cooling fluid stream
B29C48/89 (Internal treatment) appears on 118 US grants and 76 published applications in this corpus.
Search patents in B29C- Granted patents
- 118
- Published applications
- 76
- Assignees
- 63
- Inventors
- 197
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 4 | 4 |
| 2005 | 0 | 4 |
| 2006 | 2 | 6 |
| 2007 | 1 | 2 |
| 2008 | 2 | 5 |
| 2009 | 1 | 4 |
| 2010 | 7 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 1 | 4 |
| 2016 | 1 | 4 |
| 2017 | 3 | 6 |
| 2018 | 4 | 1 |
| 2019 | 2 | 4 |
| 2020 | 3 | 0 |
| 2021 | 2 | 1 |
| 2022 | 3 | 7 |
| 2023 | 1 | 1 |
| 2024 | 5 | 5 |
| 2025 | 2 | 3 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High performance cooling element8 Sep 2026US 12,728,580 B2Addex, Inc.
- Synthetic resin pipe manufacturing apparatus21 Jul 2026US 12,686,159 B2
- Controlled pressure enclosure24 Feb 2026US 12,558,833 B2Addex, Inc.
- Blown-form identification in a blown film system10 Feb 2026US 12,544,967 B2Windmoller & Holscher
- Heat shrink tube and method for forming same27 May 2025US 12,313,191 B2Chemours-Mitsui Fluoroproducts Co., Ltd.
- Controlled pressure enclosure2 Jul 2026US 2026/0184002 A1Addex, Inc.
- Cooling Device for Plastic Tubular Films7 May 2026US 2026/0124799 A1
- Rubber composition with improved processability16 Apr 2026US 2026/0103026 A1Compagnie Generale Des Etablissements Michelin
- Melt cooler, installation for moulding plastics and method for cooling a melt2 Apr 2026US 2026/0091544 A1Reifenhauser GmbH & Co. Maschinenfabrik
- High performance cooling system15 May 2025US 2025/0153415 A1Addex, Inc.
Most cited
By later US patents
- Method of producing latent elastic, cross-direction-oriented films56US 6,824,734 B2Kimberly-Clark Worldwide, Inc. · 2004
- Method for producing a double wall pipe50US 5,124,109 AContech Construction Products Inc. · 1992
- High stalk blown film extrusion apparatus and method46US 4,606,879 A1986
- Heat shrinkable foamed sheet40US 8,043,695 B2American Fuji Seal, Inc. · 2011
- Apparatus for internally cooling a plastic tubular film bubble33US 4,115,048 AUnion Carbide Corporation · 1978