A63H 33/08
Provided with complementary holes, grooves, or protuberances
Official title: provided with complementary holes, grooves, or protuberances, e.g. dovetails
A63H33/08 (Provided with complementary holes, grooves, or protuberances) appears on 723 US grants and 874 published applications in this corpus.
Search patents in A63H- Granted patents
- 723
- Published applications
- 874
- Assignees
- 343
- Inventors
- 1,341
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 8 | 0 |
| 1991 | 12 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 12 | 0 |
| 1998 | 18 | 0 |
| 1999 | 9 | 0 |
| 2000 | 15 | 0 |
| 2001 | 10 | 1 |
| 2002 | 9 | 4 |
| 2003 | 12 | 11 |
| 2004 | 10 | 12 |
| 2005 | 3 | 19 |
| 2006 | 2 | 15 |
| 2007 | 6 | 14 |
| 2008 | 6 | 15 |
| 2009 | 5 | 15 |
| 2010 | 8 | 22 |
| 2011 | 10 | 18 |
| 2012 | 10 | 21 |
| 2013 | 19 | 36 |
| 2014 | 25 | 43 |
| 2015 | 25 | 44 |
| 2016 | 31 | 59 |
| 2017 | 44 | 80 |
| 2018 | 39 | 69 |
| 2019 | 53 | 77 |
| 2020 | 47 | 58 |
| 2021 | 41 | 52 |
| 2022 | 37 | 39 |
| 2023 | 30 | 45 |
| 2024 | 27 | 43 |
| 2025 | 26 | 31 |
| 2026 | 18 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Creation table for fusible toy bead6 Oct 2026US 12,752,209 B2Epoch Company, Ltd.
- Construction kit22 Sep 2026US 12,741,228 B2
- Sequentially operated modules15 Sep 2026US 12,734,435 B2May Patents Ltd.
- Temporary walkway system with modular tiles interlocking in three-dimensions15 Sep 2026US 12,735,846 B2Plastic Safety Systems, Inc.
- Kit and method for a construction game1 Sep 2026US 12,722,096 B2Bildits Sal
- Toy construction set8 Oct 2026US 2026/0306958 A1Lego A/S
- Construction Set Elements8 Oct 2026US 2026/0306962 A1Mattel-MEGA Holdings (US), LLC
- Building plate for a toy building set1 Oct 2026US 2026/0295450 A1Lego A/S
- Modular toy construction system with a worm drive element24 Sep 2026US 2026/0284545 A1Lego A/S
- Stackable toy building blocks17 Sep 2026US 2026/0273429 A1Jade Group International LLC
Most cited
By later US patents
- Smart blocks213US 6,443,796 B12002
- Construction system157US 5,897,417 APrimordial, Inc. · 1999
- Adapter block120US 4,744,780 ATyco Industries, Inc. · 1988
- Interlocking toy building blocks with interconnecting, releasable hinges116US 4,606,732 A1986
- Building block110US 6,050,044 AKitsilano Industries Inc. · 2000