B31B 50/742
Coating
Official title: {Coating; Impregnating; Waterproofing; Decoating}
B31B50/742 (Coating) appears on 99 US grants and 123 published applications in this corpus.
Search patents in B31B- Granted patents
- 99
- Published applications
- 123
- Assignees
- 102
- Inventors
- 289
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 3 |
| 2006 | 0 | 4 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 4 |
| 2010 | 2 | 3 |
| 2011 | 1 | 1 |
| 2012 | 0 | 3 |
| 2013 | 3 | 7 |
| 2014 | 1 | 1 |
| 2015 | 4 | 4 |
| 2016 | 2 | 5 |
| 2017 | 4 | 7 |
| 2018 | 2 | 4 |
| 2019 | 2 | 11 |
| 2020 | 3 | 7 |
| 2021 | 8 | 6 |
| 2022 | 4 | 10 |
| 2023 | 3 | 12 |
| 2024 | 3 | 7 |
| 2025 | 6 | 15 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing food packaging paper tray that can be easily separated and discarded15 Sep 2026US 12,734,779 B2
- Systems and methods for web-fed dry forming of fiber-based products11 Aug 2026US 12,703,166 B2Footprint International, LLC
- Method for manufacturing paper container30 Jun 2026US 12,668,035 B2Taiwan Chemwell Industrial Co., Ltd.
- Carrier for containers10 Mar 2026US 12,570,450 B2Graphic Packaging International, Inc.
- Method of producing rigid package material and rigid box from textile waste10 Mar 2026US 12,571,140 B2Kiud Technologies Oü
- Manufacturing method of double pla printed paper cup1 Oct 2026US 2026/0297853 A1Leong Ltd
- Method and apparatus for forming containers20 Aug 2026US 2026/0241659 A1
- Method of producing rigid package material and rigid box from textile waste11 Jun 2026US 2026/0160003 A1Kiud Technologies Oü
- Capsule intended for receiving a substance for preparing a beverage, and production method14 May 2026US 2026/0131964 A1Brain Corporation
- Container with paperboard outer layer and thin plastic foil inner layer26 Feb 2026US 2026/0054879 A1Berry Superfos Randers A/S
Most cited
By later US patents
- Flexible disposable material for forming a food container for microwave cooking219US 4,890,439 AJames River Corporation · 1990
- Laminated moisture resistant poultry box and process94US 10,226,909 B2Indevco Plastics, Inc. · 2019
- Method of producing interiorly sterile packages possessing superior barrier properties70US 5,531,060 ATetra Laval Holdings & Finance S. A. · 1996
- Coated sheet material and method56US 5,603,996 AA*Ware Technologies, L.C. · 1997
- Recyclable and compostable coated paper stocks and related methods of manufacture53US 5,654,039 AInternational Paper Company · 1997