B43L 13/00
Drawing instruments, or writing or drawing appliances or accessories not otherwise provided
Official title: Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for (stencils for surface decoration B44D)
B43L13/00 (Drawing instruments, or writing or drawing appliances or accessories not otherwise provided) appears on 806 US grants and 333 published applications in this corpus.
Search patents in B43L- Granted patents
- 806
- Published applications
- 333
- Assignees
- 239
- Inventors
- 1,127
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 18 | 0 |
| 1978 | 26 | 0 |
| 1979 | 28 | 0 |
| 1980 | 29 | 0 |
| 1981 | 28 | 0 |
| 1982 | 31 | 0 |
| 1983 | 26 | 0 |
| 1984 | 31 | 0 |
| 1985 | 34 | 0 |
| 1986 | 29 | 0 |
| 1987 | 23 | 0 |
| 1988 | 21 | 0 |
| 1989 | 26 | 0 |
| 1990 | 24 | 0 |
| 1991 | 14 | 0 |
| 1992 | 24 | 0 |
| 1993 | 16 | 0 |
| 1994 | 18 | 0 |
| 1995 | 7 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 2 |
| 2002 | 11 | 7 |
| 2003 | 4 | 11 |
| 2004 | 13 | 18 |
| 2005 | 19 | 27 |
| 2006 | 16 | 21 |
| 2007 | 26 | 22 |
| 2008 | 16 | 12 |
| 2009 | 12 | 17 |
| 2010 | 8 | 13 |
| 2011 | 11 | 8 |
| 2012 | 14 | 17 |
| 2013 | 13 | 11 |
| 2014 | 10 | 12 |
| 2015 | 2 | 11 |
| 2016 | 7 | 13 |
| 2017 | 10 | 7 |
| 2018 | 8 | 15 |
| 2019 | 4 | 15 |
| 2020 | 20 | 10 |
| 2021 | 11 | 21 |
| 2022 | 14 | 11 |
| 2023 | 14 | 14 |
| 2024 | 9 | 6 |
| 2025 | 6 | 6 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B43L 13/02Draughting machines or drawing devices for keeping parallelism356
- B43L 13/20Curve rulers or templets189
- B43L 13/14Devices for drawing in perspective88
- B43L 13/001Mathematical drawing instruments53
- B43L 13/10Pantographic instruments for copying, enlarging, or diminishing36
- B43L 13/005Portable combined drawing-aids including boards24
- B43L 13/007Contour tracing devices20
- B43L 13/24Devices for generating stepwise movements of drawing equipment17
All 10 subgroupsShow fewer
Recent patents
- Straight-edge drawing guide19 May 2026US 12,629,958 B2
- Golf ball line marker tool28 Apr 2026US 12,611,575 B1
- Drawing device2 Dec 2025US 12,485,695 B2Brother Kogyo Kabushiki Kaisha
- System and method for circle and curve drawing template19 Aug 2025US 12,391,061 B2
- UV-light drawing activity18 Mar 2025US 12,251,646 B2WeCool Toys Inc.
- Template for drawing or writing on a phosphorescent-coated board23 Jul 2026US 2026/0208525 A1Kuwih E.U.
- Buddha Board16 Jul 2026US 2026/0200261 A1
- Viewfinder tool for artists9 Jul 2026US 2026/0192594 A1
- Improved geometrical instrument11 Jun 2026US 2026/0158815 A1
- Stencil grip mat with reusable adhesive strip28 May 2026US 2026/0145458 A1
Most cited
By later US patents
- Lap-oriented portable desk units69US 4,700,634 A1987
- Automated sign generator67US 4,467,525 AGerber Scientific Products, Inc. · 1984
- Drawing machine having automatically replaced writing members and apparatus therefor66US 4,683,476 ABenson, Inc. · 1987
- Stencil for cutting sandpaper56US 5,511,316 A1996
- Electronic print board54US 4,587,568 AOki Electric Industry Co., Ltd. · 1986