B44D 7/00
Preserving paintings
Official title: Preserving paintings, e.g. by varnishing
B44D7/00 (Preserving paintings) appears on 49 US grants and 22 published applications in this corpus.
Search patents in B44D- Granted patents
- 49
- Published applications
- 22
- Assignees
- 17
- Inventors
- 79
- Latest grant
- 16 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Removably attachable handle apparatus for manipulating canvas art16 Jul 2024US 12,036,816 B2Hands Off Handles, Inc.
- Image surface protection structure of a painting14 Jun 2022US 11,358,371 B2
- Method of restoring paintings20 Jul 2021US 11,065,912 B2Mitani Sangyo Co., Ltd.
- Carrying case for wet canvas29 Sep 2020US 10,787,028 B2
- Artist's canvas carrier11 Aug 2020US 10,737,865 B1
- Protective case7 May 2026US 2026/0124847 A1Board Boys, LLC
- Method for cleaning the surfaces of historical-artistic interest2 Jan 2025US 2025/0001463 A1Alma Mater Studiorum - Università di Bologna
- Removably attachable handle apparatus for manipulating canvas art16 Jun 2022US 2022/0185004 A1Hands Off Handles, Inc.
- Hanging system for storage and display of artwork3 Dec 2020US 2020/0375376 A1
- Method of restoring paintings28 May 2020US 2020/0164679 A1Mitani Sangyo Co., Ltd.
Most cited
By later US patents
- Expanded plastic packaging system for substantially planar objects33US 4,892,193 A1990
- Articles having thin, continuous, impervious coatings29US 4,225,647 A1980
- Carrying case22US 4,081,119 A1978
- Carrier for framed art works22US 4,156,498 A1979
- Method for protecting a print18US 4,809,451 ACanon Kabushiki Kaisha · 1989