A45F 3/042
Specially adapted for school children
Official title: {specially adapted for school children}
A45F3/042 (Specially adapted for school children) appears on 58 US grants and 89 published applications in this corpus.
Search patents in A45F- Granted patents
- 58
- Published applications
- 89
- Assignees
- 38
- Inventors
- 150
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 4 |
| 2005 | 2 | 7 |
| 2006 | 1 | 2 |
| 2007 | 2 | 3 |
| 2008 | 0 | 2 |
| 2009 | 0 | 6 |
| 2010 | 1 | 4 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 5 |
| 2014 | 2 | 3 |
| 2015 | 2 | 5 |
| 2016 | 3 | 6 |
| 2017 | 1 | 2 |
| 2018 | 6 | 3 |
| 2019 | 2 | 4 |
| 2020 | 6 | 6 |
| 2021 | 1 | 6 |
| 2022 | 0 | 4 |
| 2023 | 3 | 1 |
| 2024 | 1 | 5 |
| 2025 | 7 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Strap adjustment device for a backpack16 Dec 2025US 12,495,884 B2Ergopak Limited
- Backpack system with integrated health and physical safety components23 Sep 2025US 12,419,405 B2
- Adjustable mount for a backpack or schoolbag22 Jul 2025US 12,364,322 B2Sudhaus GmbH
- Backpack for toy and playmat storage and method of use4 Feb 2025US 12,213,578 B1
- Storage device with movable element4 Feb 2025US 12,214,292 B2Spin Master Ltd.
- SEL Buddy Backpacks1 Oct 2026US 2026/0294080 A1
- Multifunctional backpack with adjustable shoulder straps13 Nov 2025US 2025/0344834 A1Guangzhou Xiangyu Tongqu Trading Co., Ltd.
- Kids golf clubs set with interchangeable shafts and backpack carry bag with removable side club tubes16 Oct 2025US 2025/0319362 A1
- System and method for personal and public safety monitoring10 Apr 2025US 2025/0119512 A1
- Backpack with display board20 Mar 2025US 2025/0089876 A1Jax Enterprises LLC
Most cited
By later US patents
- Mobile computing bag92US 6,354,477 B1International Business Machines Corporation · 2002
- Zipper expansion gusset for a backpack59US 6,053,382 AThe Mead Corporation · 2000
- Portable children's activity station46US 5,680,973 AManco, Inc. · 1997
- Knapsack with simulated basketball court43US 5,819,998 AEverything Kids · 1998
- Modular backpack42US 6,189,750 B12001