B29C 44/445
In the form of expandable granules, particles or beads
Official title: {in the form of expandable granules, particles or beads}
B29C44/445 (In the form of expandable granules, particles or beads) appears on 350 US grants and 376 published applications in this corpus.
Search patents in B29C- Granted patents
- 350
- Published applications
- 376
- Assignees
- 229
- Inventors
- 870
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 11 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 11 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 4 |
| 2003 | 4 | 7 |
| 2004 | 4 | 4 |
| 2005 | 1 | 7 |
| 2006 | 2 | 8 |
| 2007 | 2 | 11 |
| 2008 | 2 | 9 |
| 2009 | 3 | 6 |
| 2010 | 2 | 9 |
| 2011 | 3 | 4 |
| 2012 | 4 | 9 |
| 2013 | 3 | 11 |
| 2014 | 7 | 13 |
| 2015 | 7 | 13 |
| 2016 | 9 | 14 |
| 2017 | 7 | 25 |
| 2018 | 10 | 14 |
| 2019 | 15 | 27 |
| 2020 | 18 | 36 |
| 2021 | 8 | 22 |
| 2022 | 20 | 17 |
| 2023 | 14 | 26 |
| 2024 | 17 | 37 |
| 2025 | 23 | 26 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tool, tool system and method for the production of particle foam parts1 Sep 2026US 12,722,329 B2Kurtz GmbH
- Method for the production of cellular plastic particles25 Aug 2026US 12,715,162 B2FOX Velution GmbH
- Particle foams30 Jun 2026US 12,668,676 B2BASF SE
- Mold and method for manufacturing a component by molding and component thereof16 Jun 2026US 12,654,367 B2Kurtz GmbH
- Composite article comprising a structured porous body and a foam and a process the production of a structured porous body and a particle foam2 Jun 2026US 12,643,269 B2Stratasys, Inc.
- Support element for the human body comprising a recycled material and method for its production8 Oct 2026US 2026/0307752 A1Selle Royal Group S.P.A.
- Method for vaporless processing of expandable for expanded particle foam material20 Aug 2026US 2026/0241617 A1FOX Velution GmbH
- Syntactic foam containing reinforced large inclusions20 Aug 2026US 2026/0242559 A1The Boeing Company
- Process for producing a single-material particle-foam component30 Jul 2026US 2026/0217926 A1Evonik Operations GmbH
- Method for coating of polystyrene particles30 Jul 2026US 2026/0217934 A1Ioi Oleo GmbH
Most cited
By later US patents
- Method for the production of molded bodies from polymer foam particles985US 6,358,459 B1Fraunhofer-Gesellschaft zur Forderung der Angewandten ForschungE.V. · 2002
- Self-sealing partition124US 6,103,341 AL&L Products, Inc. · 2000
- Method for molding a protective helmet89US 5,298,208 AAthletic Helmet, Inc. · 1994
- Self-sealing partition84US 6,383,610 B1L&L Products, Inc. · 2002
- Method of manufacturing a composite panel74US 4,284,447 A1981