B29B 7/94
Liquid charges
B29B7/94 (Liquid charges) appears on 299 US grants and 278 published applications in this corpus.
Search patents in B29B- Granted patents
- 299
- Published applications
- 278
- Assignees
- 224
- Inventors
- 781
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 3 |
| 2002 | 10 | 10 |
| 2003 | 10 | 9 |
| 2004 | 3 | 12 |
| 2005 | 5 | 11 |
| 2006 | 8 | 9 |
| 2007 | 5 | 12 |
| 2008 | 9 | 9 |
| 2009 | 4 | 9 |
| 2010 | 8 | 8 |
| 2011 | 7 | 7 |
| 2012 | 6 | 8 |
| 2013 | 3 | 10 |
| 2014 | 11 | 14 |
| 2015 | 9 | 11 |
| 2016 | 9 | 13 |
| 2017 | 14 | 11 |
| 2018 | 7 | 17 |
| 2019 | 7 | 11 |
| 2020 | 8 | 20 |
| 2021 | 15 | 10 |
| 2022 | 15 | 24 |
| 2023 | 7 | 16 |
| 2024 | 9 | 4 |
| 2025 | 13 | 2 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processes and systems for making particulate masterbatches, and compositions obtained therefrom24 Feb 2026US 12,559,598 B2GranBio Intellectual Property Holdings, LLC
- Quality verification system for measurement of raw materials in continuous metering processes using calibration weights17 Feb 2026US 12,552,071 B2Compagnie Generale Des Etablissements Michelin
- Methods for recovering expanded polymer tooling4 Nov 2025US 12,459,217 B2The Boeing Company
- Liquid polymer dosing and mixing chamber and pump28 Oct 2025US 12,453,946 B2
- Process for forming particles30 Sep 2025US 12,428,527 B2The Procter & Gamble Company
- Process for mixing a fluid meltflow stream and recycle17 Sep 2026US 2026/0273798 A1Dow Global Technologies LLC
- Cracking process for making thermoplastic from municipal solid waste13 Aug 2026US 2026/0234357 A1H&E Recycle Tech Ltd.
- Modular Annular Dosing and Mixing Reactor System30 Jul 2026US 2026/0216687 A1
- Process for the production of polyolefin pellets23 Jul 2026US 2026/0208394 A1Ineos Europe AG
- Coated inorganic filaments and their preparation18 Jun 2026US 2026/0167562 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Embedding and encapsulation of controlled release particles188US 6,190,591 B1General Mills, Inc. · 2001
- Method of coloring polycarbonate extruded or molded products for optical members129US 5,116,547 AMitsubishi Gas Chemical Company, Inc. · 1992
- Colored resin molder92US 5,225,210 ASysko Corporation · 1993
- Supercritical fluids as diluents in liquid spray applications of adhesives77US 5,066,522 AUnion Carbide Chemicals & Plastics Technology Corporation · 1991
- Method and apparatus for dispensing liquids and solids76US 5,992,686 AFluid Research Corporation · 1999