B29B 7/803
Cleaning of mixers of the gun type, stream-impigement type, mixing heads
Official title: {Cleaning of mixers of the gun type, stream-impigement type, mixing heads}
B29B7/803 (Cleaning of mixers of the gun type, stream-impigement type, mixing heads) appears on 81 US grants and 57 published applications in this corpus.
Search patents in B29B- Granted patents
- 81
- Published applications
- 57
- Assignees
- 57
- Inventors
- 173
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 5 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 5 |
| 2012 | 2 | 3 |
| 2013 | 1 | 3 |
| 2014 | 4 | 5 |
| 2015 | 2 | 5 |
| 2016 | 2 | 2 |
| 2017 | 7 | 0 |
| 2018 | 2 | 4 |
| 2019 | 4 | 4 |
| 2020 | 0 | 2 |
| 2021 | 2 | 0 |
| 2022 | 4 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi-directional casting nozzle13 Jan 2026US 12,521,925 B2PPG Industries Ohio, Inc.
- Lubricated mixing device for reaction plastics and method for generating reaction plastics19 Aug 2025US 12,390,778 B2KraussMaffei Technologies GmbH
- Plural component spray gun system2 Jul 2024US 12,023,702 B2Wagner Spray Tech Corporation
- Flexible foaming process for producing thermally insulated articles3 Oct 2023US 11,772,309 B2BASF SE
- Inkjet 3D printing of multi-component resins6 Jun 2023US 11,667,071 B2Inkbit, LLC
- High pressure mixing head for continuously producing polymeric foam20 Nov 2025US 2025/0353217 A1Afros S. P. A.
- Injection head for expandable polymer foams with anti-seize control21 Aug 2025US 2025/0262631 A1Astom Corporation
- Plural component spray gun system21 Nov 2024US 2024/0382986 A1Wagner Spray Tech Corporation
- Assembly for preparing an injectable composition27 Jun 2024US 2024/0209735 A1
- Multi-directional casting nozzle4 Apr 2024US 2024/0109231 A1PPG Industries Ohio, Inc.
Most cited
By later US patents
- Continuous mixer for liquids with rotor and casing gap adjustment57US 5,902,042 ADow Corning Toray Silicone Co., Ltd. · 1999
- Injection system for foamable compositions55US 4,898,327 ASealed Air Corporation · 1990
- System for filling a mold with reactive synthetic-resin components50US 3,975,128 AKrauss-Maffei Aktiengesellschaft · 1976
- Foam dispensing apparatus47US 3,945,569 AInstapak Corporation · 1976
- Metering and mixing apparatus for multiple component45US 4,265,858 ANordson Corporation · 1981