A63H 19/30
Permanent way
Official title: Permanent way; Rails; Rail-joint connections
A63H19/30 (Permanent way) appears on 145 US grants and 111 published applications in this corpus.
Search patents in A63H- Granted patents
- 145
- Published applications
- 111
- Assignees
- 65
- Inventors
- 211
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 0 |
| 2003 | 4 | 8 |
| 2004 | 3 | 4 |
| 2005 | 6 | 8 |
| 2006 | 1 | 7 |
| 2007 | 4 | 9 |
| 2008 | 4 | 10 |
| 2009 | 1 | 4 |
| 2010 | 5 | 4 |
| 2011 | 10 | 6 |
| 2012 | 3 | 4 |
| 2013 | 2 | 1 |
| 2014 | 2 | 7 |
| 2015 | 2 | 5 |
| 2016 | 2 | 9 |
| 2017 | 4 | 2 |
| 2018 | 6 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 4 |
| 2021 | 1 | 4 |
| 2022 | 2 | 2 |
| 2023 | 0 | 3 |
| 2024 | 2 | 2 |
| 2025 | 1 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Track running toy8 Apr 2025US 12,268,975 B2Agatsuma Co., Ltd.
- Toy vehicle track system23 Apr 2024US 11,964,215 B2Mattel, Inc.
- Rolling vehicle track9 Apr 2024US 11,951,409 B2Great Coasters, Inc.
- Toy vehicle track system18 Oct 2022US 11,471,783 B2Mattel, Inc.
- Magnetic toy train tracks and magnetic environment7 Jun 2022US RE49,096 E1
- Toy vehicle and track system7 May 2026US 2026/0124551 A1
- Track Toy Component31 Jul 2025US 2025/0242271 A1Shantou City Block Science & Educational Toys Co., Ltd.
- Toy train track connector and riser system24 Jul 2025US 2025/0235797 A1
- Magnetic building tiles for creating two-dimensional and three-dimensional structures and flat magnetic panels for decorating the building tiles13 Mar 2025US 2025/0083064 A1
- Model tracks for toy vehicles30 Jan 2025US 2025/0032947 A1
Most cited
By later US patents
- Control of model vehicles on a track76US 5,749,547 A1998
- Control, sound, and operating system for model trains62US 6,457,681 B1Mike's Train House, Inc. · 2002
- Track assembly for toy trains54US 4,403,733 AInterlego A.G. · 1983
- Model train control system44US 6,676,089 B12004
- Control, sound, and operating system for model trains41US 6,655,640 B2Mike's Train House, Inc. · 2003