D21H 23/62
Reverse roll coating, i.e. applicator roll surface moving in direction opposite to
Official title: Reverse roll coating, i.e. applicator roll surface moving in direction opposite to that of the paper
D21H23/62 (Reverse roll coating, i.e. applicator roll surface moving in direction opposite to) appears on 10 US grants and 2 published applications in this corpus.
Search patents in D21H- Granted patents
- 10
- Published applications
- 2
- Assignees
- 8
- Inventors
- 19
- Latest grant
- 13 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 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 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Bio-based polyelectrolyte complex compositions comprising non-water soluble particles13 Dec 2022US 11,525,211 B2Organoclick AB
- Anti-bacterial/anti-viral coatings, coating process and parameters thereof19 Sep 2000US 6,120,784 AViro-Kote, Inc.
- Anti-bacterial/anti-viral coatings, coating process and parameters thereof19 Oct 1999US 5,968,538 AViro-Kote, Inc.
- Process for the simultaneous treatment of the top and bottom sides of a web of paper support9 Feb 1999US 5,869,131 ABeiersdorf AG
- Lining material, method for coating a material for producing a lining, and apparatus24 Nov 1998US 5,840,416 AClariant Finance (BVI) Limited
Most cited
By later US patents
- Anti-bacterial/anti-viral coatings, coating process and parameters thereof129US 5,968,538 AViro-Kote, Inc. · 1999
- Anti-bacterial/anti-viral coatings, coating process and parameters thereof62US 6,120,784 AViro-Kote, Inc. · 2000
- Anti-bacterial/anti-viral coatings, coating process and parameters thereof22US 5,674,513 AViro-Kote, Inc. · 1997
- Film coating unit7US 5,228,920 A1993
- Method of making surface coated or impregnated paper or paperboard6US 5,753,078 ACartons St-Laurent, Inc./St. Laurent Paperboard, Inc. · 1998