B28B 1/527
By delivering the materials on a rotating drum
Official title: {by delivering the materials on a rotating drum, e.g. a sieve drum, from which the materials are picked up by a felt}
B28B1/527 (By delivering the materials on a rotating drum) appears on 28 US grants and 32 published applications in this corpus.
Search patents in B28B- Granted patents
- 28
- Published applications
- 32
- Assignees
- 26
- Inventors
- 53
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 2 |
| 2006 | 3 | 3 |
| 2007 | 1 | 4 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 3 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Layered formed sheet and method for manufacturing the same17 Mar 2026US 12,577,155 B2Kuraray Co., Ltd.
- Board and method for manufacturing a board11 Nov 2025US 12,467,265 B2Unilin BV
- Board and method for manufacturing a board6 Feb 2024US 11,891,815 B2Flooring Industries Limited, Sarl
- Process for providing a fiber cement product15 Nov 2022US 11,498,242 B2Eternit GmbH
- Board and method for manufacturing a board21 Sep 2021US 11,124,973 B2Flooring Industries Limited, Sarl
- Board and method for manufacturing a board5 Feb 2026US 2026/0035932 A1Unilin BV
- Board and method for manufacturing a board28 Mar 2024US 2024/0102292 A1Flooring Industries Limited, Sarl
- Layered formed sheet and method for manufacturing the same31 Aug 2023US 2023/0271881 A1Kuraray Co., Ltd.
- Board and method for manufacturing a board21 Oct 2021US 2021/0324635 A1Unilin BV
- Systems and methods for manufacture of fiber cement panels having omnidirectional drainage plane6 May 2021US 2021/0129378 A1Norwood Architecture, Inc.
Most cited
By later US patents
- Reinforced cement sheet product containing no asbestos for fabricating on hatschek machine107US 4,428,775 ANational Gypsum Company · 1984
- Process for producing non-combustible gypsum board and non-combustible laminated gypsum board49US 4,645,548 AAsahi Asbestos Co., Ltd. · 1987
- Cementitious building panel with cut bead45US 6,138,430 ACemplank, Inc. · 2000
- Cementitious exterior sheathing product with rigid support member36US 7,028,436 B2CertainTeed Corporation · 2006
- Reinforced cement sheet product containing no asbestos for fabricating on Hatschek machine23US 4,543,159 ANational Gypsum Company · 1985