B66C 9/02
Travelling gear incorporated in or fitted to trolleys or cranes: for underhung
Official title: for underhung trolleys or cranes
B66C9/02 (Travelling gear incorporated in or fitted to trolleys or cranes: for underhung) appears on 42 US grants and 54 published applications in this corpus.
Search patents in B66C- Granted patents
- 42
- Published applications
- 54
- Assignees
- 33
- Inventors
- 104
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 7 |
| 2010 | 2 | 1 |
| 2011 | 2 | 7 |
| 2012 | 3 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 1 |
| 2015 | 1 | 4 |
| 2016 | 0 | 2 |
| 2017 | 3 | 2 |
| 2018 | 3 | 2 |
| 2019 | 4 | 2 |
| 2020 | 0 | 2 |
| 2021 | 4 | 5 |
| 2022 | 1 | 10 |
| 2023 | 6 | 1 |
| 2024 | 3 | 2 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rail-and-trolley systems3 Feb 2026US 12,539,890 B2Bomac Engineering Pty. Ltd.
- Product transport and storage apparatus and method of use to eliminate product delivery packaging2 Dec 2025US 12,485,941 B2
- Overhead traveling vehicle and overhead traveling vehicle fault processing system22 Apr 2025US 12,280,947 B2Changxin Memory Technologies, Inc.
- Construction system1 Apr 2025US 12,264,045 B2Bechtel Energy Technologies & Solutions, Inc.
- Traveling vehicle system15 Oct 2024US 12,116,021 B2Murata Machinery, Ltd.
- Chargeable hoists, in-rail charging assemblies, subject transport units, and related methods18 Dec 2025US 2025/0382159 A1Liko Research & Development AB
- Construction System8 Aug 2024US 2024/0262657 A1Bechtel Energy Technologies & Solutions, Inc.
- Overhead hoist transfer2 May 2024US 2024/0140765 A1
- Bidirectional anti-slipping apparatus in monorail crane based on inner ratchet mechanism18 May 2023US 2023/0150799 A1China University of Mining and Technology
- Product Transport and Storage Apparatus and Method of Use to Eliminate Product Delivery Packaging24 Nov 2022US 2022/0371636 A1
Most cited
By later US patents
- Lift systems with continuous in-rail charging34US 8,978,905 B2Liko Research & Development AB · 2015
- Crane rail7US 10,421,645 B22019
- Lineset winch with braking parts7US 7,850,146 B2Production Resource Group, LLC · 2010
- Material handling apparatus6US 3,949,961 AMcNeil Corporation · 1976
- Lift systems with continuous in-rail charging6US 9,796,168 B2Liko Research & Development AB · 2017