B29B 15/00
Pretreatment of the material to be shaped, not covered by groups b29b7/00
Official title: Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
B29B15/00 (Pretreatment of the material to be shaped, not covered by groups b29b7/00) appears on 1,372 US grants and 1,305 published applications in this corpus.
Search patents in B29B- Granted patents
- 1,372
- Published applications
- 1,305
- Assignees
- 750
- Inventors
- 3,005
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 11 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 11 | 0 |
| 1985 | 18 | 0 |
| 1986 | 14 | 0 |
| 1987 | 22 | 0 |
| 1988 | 22 | 0 |
| 1989 | 20 | 0 |
| 1990 | 19 | 0 |
| 1991 | 27 | 0 |
| 1992 | 35 | 0 |
| 1993 | 20 | 0 |
| 1994 | 21 | 0 |
| 1995 | 20 | 0 |
| 1996 | 17 | 0 |
| 1997 | 29 | 0 |
| 1998 | 39 | 0 |
| 1999 | 32 | 0 |
| 2000 | 42 | 0 |
| 2001 | 18 | 7 |
| 2002 | 18 | 28 |
| 2003 | 19 | 33 |
| 2004 | 22 | 29 |
| 2005 | 14 | 15 |
| 2006 | 13 | 19 |
| 2007 | 9 | 12 |
| 2008 | 8 | 21 |
| 2009 | 8 | 22 |
| 2010 | 9 | 36 |
| 2011 | 20 | 33 |
| 2012 | 20 | 62 |
| 2013 | 19 | 49 |
| 2014 | 17 | 51 |
| 2015 | 32 | 68 |
| 2016 | 38 | 74 |
| 2017 | 40 | 97 |
| 2018 | 55 | 119 |
| 2019 | 75 | 120 |
| 2020 | 112 | 93 |
| 2021 | 67 | 92 |
| 2022 | 79 | 74 |
| 2023 | 64 | 57 |
| 2024 | 59 | 43 |
| 2025 | 47 | 37 |
| 2026 | 22 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fiber-reinforced resin composite body, production method therefor, and non-woven fabric for use in fiber-reinforced resin composite body22 Sep 2026US 12,741,400 B2Kuraray Co., Ltd.
- Method for manufacturing a fibrous material impregnated with thermoplastic polymer15 Sep 2026US 12,734,729 B2Arkema France
- Prepreg and method for manufacturing same25 Aug 2026US 12,715,969 B2The Yokohama Rubber Co., Ltd.
- Method for fabricating a thermoplastic composite structure18 Aug 2026US 12,709,660 B2Cytec Industries Inc.
- Sheet molding compound production method and fiber mat deposition device14 Jul 2026US 12,679,000 B2Mitsubishi Chemical Corporation
- Systems and methods of manufacturing a biodegradable composite material1 Oct 2026US 2026/0295902 A1
- Polymer modified nanofiber composites10 Sep 2026US 2026/0265416 A1University of Maine System Board of Trustees
- Manufacturing device and manufacturing method for pressure tank27 Aug 2026US 2026/0249544 A1Toyota Jidosha Kabushiki Kaisha
- Leak-proof liquid metal/melamine insulating and thermally conductive film and preparation method thereof16 Jul 2026US 2026/0200189 A1Sichuan University
- High buoyancy composite materials9 Jul 2026US 2026/0194330 A1Honeywell International Inc.
Most cited
By later US patents
- Methods for composite filament fabrication in three dimensional printing348US 9,126,365 B1Markforged, Inc. · 2015
- Methods for composite filament fabrication in three dimensional printing261US 9,327,452 B2Markforged, Inc. · 2016
- Methods of making continuous length reinforced plastic articles248US 3,993,726 AHercules Incorporated · 1976
- Manufacturing composite materials233US 5,002,712 ABayer Aktiengesellschaft · 1991
- Resin film infusion process and apparatus194US 4,622,091 AThe Boeing Company · 1986