B31B 50/741
Moistening
Official title: {Moistening; Drying; Cooling; Heating; Sterilizing}
B31B50/741 (Moistening) appears on 53 US grants and 92 published applications in this corpus.
Search patents in B31B- Granted patents
- 53
- Published applications
- 92
- Assignees
- 53
- Inventors
- 180
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 5 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 4 |
| 2017 | 3 | 4 |
| 2018 | 0 | 4 |
| 2019 | 1 | 4 |
| 2020 | 3 | 2 |
| 2021 | 3 | 4 |
| 2022 | 4 | 8 |
| 2023 | 4 | 8 |
| 2024 | 5 | 14 |
| 2025 | 5 | 15 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the pretreatment of fibrous material, pretreatment chamber and fiber molding plant18 Aug 2026US 12,709,843 B2KIEFEL GmbH
- Systems and methods for web-fed dry forming of fiber-based products11 Aug 2026US 12,703,166 B2Footprint International, LLC
- Method for dry-forming a cellulose bottle, cellulose bottle forming unit and cellulose bottle19 May 2026US 12,629,911 B2PulPac AB
- Methods and systems for producing pressware6 Jan 2026US 12,515,431 B2Brown LLC
- Methods and machine for forming containers having top flange with glued corners16 Dec 2025US 12,496,796 B2WestRock Packaging Systems, LLC
- Dry-forming mould system and method for collecting cellulose products in a dry-forming mould system4 Jun 2026US 2026/0151981 A1
- Water activated tape (wat) carton sealing apparatus with top and bottom carton feeding and method of carton sealing23 Apr 2026US 2026/0109126 A1Intertape Polymer Corp.
- Method for dry-forming a cellulose product and product forming unit for dry-forming a cellulose product9 Apr 2026US 2026/0097540 A1
- Method for transporting a cellulose blank structure via a buffering module and buffering module1 Jan 2026US 2026/0001295 A1
- Container, Method of Making a Container, and Apparatus for Manufacturing a Container25 Dec 2025US 2025/0387993 A1Frugalpac Limited
Most cited
By later US patents
- Cup making apparatus with lubricating means35US 4,536,173 AHoliday Cups, Inc. · 1985
- Method for forming corrugated paper container and container made therefrom33US 5,577,989 ANewark Group Industries, Inc. · 1996
- Cup-forming process and machine24US 9,713,906 B2Berry Plastics Corporation · 2017
- Method and apparatus for making bags23US 7,445,590 B2CMD Corporation · 2008
- Method and apparatus for forming carton blanks with hemmed edges18US 5,236,408 AInternational Paper Box Machine Co., Inc. · 1993