B28B 1/521
From dry mixtures to which a setting agent is applied after forming
Official title: {from dry mixtures to which a setting agent is applied after forming (B28B1/526, B28B1/527 take precedence)}
B28B1/521 (From dry mixtures to which a setting agent is applied after forming) appears on 12 US grants and 4 published applications in this corpus.
Search patents in B28B- Granted patents
- 12
- Published applications
- 4
- Assignees
- 7
- Inventors
- 17
- Latest grant
- 19 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Gypsum fiberboard panel as well as method and apparatus for the production of a gypsum fiberboard panel19 Sep 2023US 11,759,972 B2James Hardie Europe GmbH
- Gypsum fiber board and method for producing gypsum fiber boards18 Feb 2020US 10,562,817 B2Knauf Gips KG
- Apparatus for producing plate-shaped bodies made of a mixture of plaster and fibrous materials5 Dec 1995US 5,472,551 ABabcock BSH Aktiengesellschaft Vormals Buttner-Schilde-Haas AG
- Process for producing plate-shaped bodies made of a mixture of plaster and fibrous materials and installation for implementing29 Nov 1994US 5,368,663 ABabcock BSH Aktiengesellschaft Vormals Buttner-Schilde-Haas AG
- Method for continuously producing molded members from a mixture of gypsum and fibrous material17 Jul 1990US 4,942,003 A"Wurtex" Maschinenbau Hofmann GmbH & Co.
- Method for producing three-dimensional object and apparatus for producing three-dimensional object8 Apr 2021US 2021/0101334 A1
- Gypsum fiber board and method for producing gypsum fiber boards11 Jun 2020US 2020/0181022 A1Knauf Gips KG
- Gypsum fiberboard panel as well as method and apparatus for the production of a gypsum fiberboard panel30 Apr 2020US 2020/0130227 A1James Hardie Europe GmbH
- Gypsum fiber board and method for producing gypsum fiber boards21 Dec 2017US 2017/0362126 A1Knauf Gips KG
Most cited
By later US patents
- Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom106US 4,265,979 AUnited States Gypsum Company · 1981
- Method for the production of glass fiber-reinforced gypsum sheets and gypsum board formed therefrom82US 4,233,368 AUnited States Gypsum Company · 1980
- Method for continuously producing molded members from a mixture of gypsum and fibrous material49US 4,942,003 A"Wurtex" Maschinenbau Hofmann GmbH & Co. · 1990
- Moulding of construction products10US 4,524,039 AC. G. Bevan Associates Limited · 1985
- Moulding of construction products by vibration and pressure applications at relatively small intensities9US 4,812,273 AC. G. Bevan Associates Limited · 1989