E01B 2202/00
Characteristics of moving parts of rail systems
Official title: Characteristics of moving parts of rail systems, e.g. switches, special frogs, tongues
E01B2202/00 (Characteristics of moving parts of rail systems) appears on 58 US grants and 37 published applications in this corpus.
Search patents in E01B- Granted patents
- 58
- Published applications
- 37
- Assignees
- 52
- Inventors
- 136
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 4 |
| 2018 | 4 | 4 |
| 2019 | 1 | 3 |
| 2020 | 3 | 5 |
| 2021 | 1 | 2 |
| 2022 | 5 | 2 |
| 2023 | 0 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transition structure for bridging a structural joint26 May 2026US 12,637,814 B2Maurer Engineering Inc.
- Track beam and track beam assembly14 Apr 2026US 12,601,119 B2BYD Company Limited
- Switch arrangement for a track-borne vehicle3 Feb 2026US 12,540,441 B2Max Boegl Stiftung & Co. KG
- Hash overhead hoist transport rail system and methods of operating the same4 Nov 2025US 12,463,072 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Switch point roller assembly15 Jul 2025US 12,359,377 B1voestalpine Railway Systems Nortrak LLC
- Hash overhead hoist transport rail system and methods of operating the same27 Nov 2025US 2025/0364290 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Switch Point Roller Assembly16 Oct 2025US 2025/0320668 A1voestalpine Railway Systems Nortrak LLC
- Pivot-type suspended monorail multi-way turnout system and auxiliary switching device7 Nov 2024US 2024/0367694 A1Crrc Yangtze Group Co., Ltd.
- Arrangement, switch, method, computer system, computer program product14 Mar 2024US 2024/0083474 A1Siemens Aktiengesellschaft
- Track beam and track beam assembly29 Jun 2023US 2023/0203758 A1BYD Company Limited
Most cited
By later US patents
- Track switching device for two-rail type tracks37US 4,109,584 AJapan Airlines Co., Ltd. · 1978
- Dual wheel carrier for use in conjunction with curtain track35US 4,229,857 A1980
- Track switch17US 4,336,757 A1982
- Turnout with closing frog12US 4,948,073 AKadee Metal Products Co. · 1990
- Railroad spring frog12US 5,544,848 AABC Rail Products Corporation · 1996