B28B 1/525
Containing organic fibres
Official title: {containing organic fibres, e.g. wood fibres (B28B1/526, B28B1/527 take precedence)}
B28B1/525 (Containing organic fibres) appears on 72 US grants and 77 published applications in this corpus.
Search patents in B28B- Granted patents
- 72
- Published applications
- 77
- Assignees
- 62
- Inventors
- 165
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 4 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 1 | 5 |
| 2011 | 2 | 2 |
| 2012 | 3 | 5 |
| 2013 | 0 | 3 |
| 2014 | 2 | 0 |
| 2015 | 3 | 8 |
| 2016 | 0 | 5 |
| 2017 | 3 | 1 |
| 2018 | 1 | 3 |
| 2019 | 1 | 2 |
| 2020 | 0 | 4 |
| 2021 | 1 | 6 |
| 2022 | 3 | 3 |
| 2023 | 3 | 7 |
| 2024 | 5 | 1 |
| 2025 | 5 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Targeted ceramic casting core inhomogeneity12 May 2026US 12,623,373 B2Rtx Corporation
- Vegetal concrete masonry unit and method and system for manufacture thereof27 Jan 2026US 12,534,403 B2Greenjams Buildtech Private Limited
- Board with fiber-reinforced dense layer16 Sep 2025US 12,415,765 B2Knauf Gips KG
- System and method for producing load-bearing hemp shiv concrete blocks29 Jul 2025US 12,370,719 B2
- Fiber cement products and methods for the production thereof29 Jul 2025US 12,371,373 B2Etex Services NV
- Powder composition, mortar material for additive manufacturing, molded object, and method for manufacturing molded object20 Aug 2026US 2026/0242287 A1Polyuse Co., Ltd.
- Targeted Ceramic Casting Core Inhomogeneity6 Aug 2026US 2026/0225282 A1Rtx Corporation
- Core wall-thinning design method for prestressed high-performance concrete cylinder pipe22 Jan 2026US 2026/0022072 A1Zhengzhou University
- Fiber cement products and methods for the production thereof4 Dec 2025US 2025/0368572 A1Etex Services NV
- Inorganic biomass material non-combustible board and preparation method thereof2 Oct 2025US 2025/0303606 A1Jiangsu Jiashijia New Material Group Co., Ltd.
Most cited
By later US patents
- Gypsum fiberboard door frame125US 5,347,780 AGeorgia-Pacific Corporation · 1994
- Composite materials made from plant fibers bonded with portland cement and method of producing same98US 4,406,703 APermawood International Corporation · 1983
- Method of producing shaped articles of fiber/binder mixtures78US 5,102,596 AG. Siempelkamp GmbH & Co. · 1992
- Method of manufacturing fiber gypsum board73US 5,342,566 ACarl Schenck AG · 1994
- Fire-resistant structure containing gypsum fiberboard70US 5,305,577 AGeorgia-Pacific Corporation · 1994