B32B 2305/076
Prepregs
B32B2305/076 (Prepregs) appears on 451 US grants and 620 published applications in this corpus.
Search patents in B32B- Granted patents
- 451
- Published applications
- 620
- Assignees
- 342
- Inventors
- 1,338
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 0 | 8 |
| 2005 | 1 | 17 |
| 2006 | 4 | 10 |
| 2007 | 3 | 2 |
| 2008 | 1 | 9 |
| 2009 | 4 | 11 |
| 2010 | 4 | 17 |
| 2011 | 12 | 24 |
| 2012 | 13 | 29 |
| 2013 | 8 | 23 |
| 2014 | 15 | 35 |
| 2015 | 25 | 70 |
| 2016 | 26 | 51 |
| 2017 | 30 | 49 |
| 2018 | 32 | 43 |
| 2019 | 32 | 32 |
| 2020 | 35 | 33 |
| 2021 | 26 | 32 |
| 2022 | 30 | 22 |
| 2023 | 16 | 26 |
| 2024 | 25 | 37 |
| 2025 | 17 | 28 |
| 2026 | 12 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Smooth surface hybrid composites29 Sep 2026US 12,746,739 B2The Boeing Company
- Multi-ply lamination system22 Sep 2026US 12,741,459 B2The Boeing Company
- Composite system to shield and protect batteries from radiation and fire4 Aug 2026US 12,697,799 B2Cuylits Holding GmbH
- Laminate and method for using laminate14 Jul 2026US 12,679,066 B2Sekisui Chemical Co., Ltd.
- Dry fiber construction of a blended wing body aircraft and method of manufacture16 Jun 2026US 12,654,835 B2JetZero, Inc.
- Organic fiber fabric and uses of the same8 Oct 2026US 2026/0308839 A1
- Smooth surface hybrid composites1 Oct 2026US 2026/0295974 A1The Boeing Company
- Wavy plate spring and battery module1 Oct 2026US 2026/0302475 A1Honda Motor Co., Ltd.
- Thermosetting resin composition, prepreg, resin film, metal-clad laminate, printed wiring board, antenna device, antenna module, and communication device24 Sep 2026US 2026/0285008 A1Resonac Corporation
- Dry fiber construction of a blended wing body aircraft and method of manufacture10 Sep 2026US 2026/0264834 A1JetZero, Inc.
Most cited
By later US patents
- Titanium-polymer hybrid laminates126US 6,114,050 AThe Boeing Company · 2000
- Forming fibre-plastics composites103US 4,657,717 AAlcan International Limited · 1987
- Titanium-polymer hybrid laminates102US 5,866,272 AThe Boeing Company · 1999
- Composite structure reinforcement83US 4,808,461 AFoster-Miller, Inc. · 1989
- Prepreg for printed circuit board and substrate for printed circuit using said prepreg82US 5,733,823 AIdemitsu Petrochemical Co., Ltd. · 1998