B63B 2231/50
Foamed synthetic materials
B63B2231/50 (Foamed synthetic materials) appears on 151 US grants and 135 published applications in this corpus.
Search patents in B63B- Granted patents
- 151
- Published applications
- 135
- Assignees
- 76
- Inventors
- 220
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 4 |
| 2002 | 5 | 7 |
| 2003 | 10 | 5 |
| 2004 | 9 | 18 |
| 2005 | 6 | 6 |
| 2006 | 9 | 6 |
| 2007 | 7 | 8 |
| 2008 | 5 | 6 |
| 2009 | 4 | 4 |
| 2010 | 4 | 5 |
| 2011 | 0 | 3 |
| 2012 | 4 | 9 |
| 2013 | 5 | 8 |
| 2014 | 8 | 6 |
| 2015 | 4 | 4 |
| 2016 | 4 | 0 |
| 2017 | 4 | 4 |
| 2018 | 1 | 2 |
| 2019 | 4 | 4 |
| 2020 | 4 | 8 |
| 2021 | 2 | 6 |
| 2022 | 6 | 0 |
| 2023 | 2 | 3 |
| 2024 | 7 | 6 |
| 2025 | 0 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Body board1 Sep 2026US 12,722,752 B2
- Method of manufacturing a body of a structure2 Jun 2026US 12,643,632 B2SV Business Group Inc.
- Unitary boat hull and methods of manufacture24 Dec 2024US 12,172,345 B2
- Unitary boat hull and methods of manufacture24 Dec 2024US 12,172,346 B2
- Unitary boat hull and methods of manufacture24 Dec 2024US 12,172,347 B2
- Unitary vessel and methods of manufacture23 Oct 2025US 2025/0326164 A1
- Unitary boat hull and methods of manufacture6 Mar 2025US 2025/0073962 A1
- Floating offshore structure2 Jan 2025US 2025/0002122 A1University of Malta
- Water sports board structure and a method for making the same4 Apr 2024US 2024/0109623 A1Italianwaves S.R.L.
- Unitary boat hull and methods of manufacture21 Mar 2024US 2024/0091992 A1
Most cited
By later US patents
- Composite structures and method of making composite structures77US 5,664,518 ACompsys, Inc. · 1997
- Conformable composite structural member and method therefor64US 6,497,190 B1Compsys, Inc. · 2002
- Buoyant body surfing suit58US 5,013,271 A1991
- Composite structures and method of making composite structures58US 5,429,066 ACompsys, Inc. · 1995
- Method for continuously manufacturing a composite preform56US 5,897,818 ACompsys, Inc. · 1999