B31F 1/14
By doctor blades arranged crosswise to the web
Official title: by doctor blades arranged crosswise to the web
B31F1/14 (By doctor blades arranged crosswise to the web) appears on 113 US grants and 93 published applications in this corpus.
Search patents in B31F- Granted patents
- 113
- Published applications
- 93
- Assignees
- 57
- Inventors
- 171
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 3 |
| 2003 | 5 | 4 |
| 2004 | 3 | 3 |
| 2005 | 0 | 3 |
| 2006 | 2 | 4 |
| 2007 | 3 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 1 | 3 |
| 2012 | 3 | 5 |
| 2013 | 2 | 5 |
| 2014 | 4 | 4 |
| 2015 | 1 | 1 |
| 2016 | 3 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 5 |
| 2019 | 0 | 5 |
| 2020 | 5 | 2 |
| 2021 | 6 | 7 |
| 2022 | 5 | 8 |
| 2023 | 6 | 7 |
| 2024 | 8 | 4 |
| 2025 | 6 | 5 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Stud for a doctor blade holder in a fiber web machine and doctor blade assembly for a fiber web machine14 Oct 2025US 12,442,136 B2Valmet Technologies Oy
- Low stiffness multi-ply tissue product27 May 2025US 12,312,747 B2Kimberly-Clark Worldwide, Inc.
- Soft wet pressed facial tissue1 Apr 2025US 12,264,438 B2Kimberly-Clark Worldwide, Inc.
- Soft through-air dried facial tissue1 Apr 2025US 12,264,439 B2Kimberly-Clark Worldwide, Inc.
- Crepe blade11 Feb 2025US 12,220,893 B2Clouth Sprenger GmbH
- Multifunctional device, system, and method for monitoring creped product quality and blade wear9 Oct 2025US 2025/0314601 A1
- Low stiffness multi-ply tissue product4 Sep 2025US 2025/0277341 A1Kimberly-Clark Worldwide, Inc.
- Soft wet pressed facial tissue12 Jun 2025US 2025/0188683 A1Kimberly-Clark Worldwide, Inc.
- Soft through-air dried facial tissue12 Jun 2025US 2025/0188684 A1Kimberly-Clark Worldwide, Inc.
- Creping blade for tissue making30 Jan 2025US 2025/0033314 A1Irving Consumer Products Limited
Most cited
By later US patents
- Creped nonwoven liner with gradient capillary structure106US 6,150,002 AKimberly-Clark Worldwide, Inc. · 2000
- Creped nonwoven materials106US 6,197,404 B1Kimberly-Clark Worldwide, Inc. · 2001
- Patterned creping of fibrous products91US 4,125,659 AAmerican Can Company · 1978
- Material treating apparatus62US 4,090,385 ABird Machine Company, Inc. · 1978
- Process for softening webs58US 4,919,877 AKimberly-Clark Corporation · 1990