B44D 3/22
Implements or apparatus for special techniques
Official title: Implements or apparatus for special techniques, e.g. for painting lines, for pouring varnish; Batik pencils
B44D3/22 (Implements or apparatus for special techniques) appears on 119 US grants and 85 published applications in this corpus.
Search patents in B44D- Granted patents
- 119
- Published applications
- 85
- Assignees
- 45
- Inventors
- 212
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 6 |
| 2004 | 4 | 2 |
| 2005 | 3 | 6 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 3 | 4 |
| 2010 | 0 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 4 |
| 2013 | 1 | 4 |
| 2014 | 1 | 3 |
| 2015 | 2 | 3 |
| 2016 | 3 | 0 |
| 2017 | 6 | 2 |
| 2018 | 2 | 6 |
| 2019 | 3 | 5 |
| 2020 | 3 | 2 |
| 2021 | 0 | 4 |
| 2022 | 0 | 2 |
| 2023 | 4 | 8 |
| 2024 | 7 | 4 |
| 2025 | 5 | 8 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Abstract painting apparatus1 Sep 2026US 12,722,419 B2
- Automated rotary image generation2 Jun 2026US 12,643,340 B2
- Straight-edge drawing guide19 May 2026US 12,629,958 B2
- Marker pixel wicking apparatus2 Sep 2025US 12,403,720 B2Crayola LLC
- Diamond art drill mlultiplacer head10 Jun 2025US 12,325,260 B1Diamond Art Club, LLC
- Pour painting apparatus and method27 Nov 2025US 2025/0360750 A1
- Marker pixel wicking apparatus20 Nov 2025US 2025/0353321 A1Crayola LLC
- Heat-Transfer Board Customization Device2 Oct 2025US 2025/0303782 A1
- Spray pen17 Jul 2025US 2025/0229568 A1Yantai Greenery Tools Co., Ltd.
- Diamond art drill mlultiplacer head12 Jun 2025US 2025/0187365 A1Diamond Art Club, LLC
Most cited
By later US patents
- Liquid applicator device46US 4,792,252 APittway Corporation · 1988
- Robotic airbrush apparatus44US 4,864,966 AAutomated Artists Corp. · 1989
- Bleed-resistant dry-transfer wallcoverings37US 6,703,089 B2Imperial Home Decor Group Management, Inc. · 2004
- Egg decorating kit35US 4,693,205 ASpearhead Industries, Inc. · 1987
- Apparatus for batiking eggs and the like34US 4,370,941 A1983