B29B 13/045
Of powders or pellets
Official title: {of powders or pellets}
B29B13/045 (Of powders or pellets) appears on 34 US grants and 31 published applications in this corpus.
Search patents in B29B- Granted patents
- 34
- Published applications
- 31
- Assignees
- 36
- Inventors
- 105
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 3 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 6 |
| 2019 | 2 | 3 |
| 2020 | 2 | 0 |
| 2021 | 3 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Integrated tower for removing VOC from polypropylene particles2 Dec 2025US 12,485,584 B2Tianhua Institute of Chemical Machinery and Automation Co., Ltd
- Gradient resin, preparation method therefor and use thereof5 Aug 2025US 12,377,027 B2Aidite (Qinhuangdao) Technology Co., Ltd.
- Pellet production method8 Oct 2024US 12,109,732 B2TOYOBO MC Corporation
- Process for grinding materials1 Oct 2024US 12,103,202 B2International Fine Chemistry, LLC
- Injection molding method for fabricating transparent device21 Nov 2023US 11,820,045 B2Huazhong University of Science and Technology
- Plastic floor tile structure and method for manufacturing the same12 Jun 2025US 2025/0188258 A1Nan Ya Plastics Corporation
- Process for grinding materials12 Dec 2024US 2024/0408796 A1International Fine Chemistry, LLC
- Integrated tower for removing voc from polypropylene particles4 Apr 2024US 2024/0109226 A1Tianhua Institute of Chemical Machinery and Automation Co., Ltd
- Gradient resin, preparation method therefor and use thereof15 Jun 2023US 2023/0181428 A1Aidite (Qinhuangdao) Technology Co., Ltd.
- Pellet production method24 Nov 2022US 2022/0371225 A1Toyobo Co., Ltd.
Most cited
By later US patents
- PVdF-based powder coatings47US 5,030,394 ALabofina S. A. · 1991
- Process for the production of expandable granules of thermoplastic polymers and relative apparatus27US 4,606,873 AMontedison S.p.A. · 1986
- Extrudable thermoplastic particulates23US 5,236,649 AThe Dow Chemical Company · 1993
- Interstage separator12US 5,042,169 AExxon Chemical Patents Inc. · 1991
- Method of tempering in a fluidized quenching medium10US 4,066,430 APPG Industries, Inc. · 1978