B66B 7/066
Chains
Official title: {Chains}
B66B7/066 (Chains) appears on 5 US grants and 9 published applications in this corpus.
Search patents in B66B- Granted patents
- 5
- Published applications
- 9
- Assignees
- 7
- Inventors
- 24
- Latest grant
- 9 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 3 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- System for chain chordal action suppression9 Feb 2021US 10,913,635 B2Pflow Industries, Inc.
- Chain link for a highly resilient conveyor chain of a moving walkway, an escalator or a lift8 Oct 2019US 10,435,276 B2Inventio AG
- Elevator16 Jul 2019US 10,351,389 B2Mitsubishi Electric Corporation
- System for chain chordal action suppression22 Jan 2019US 10,183,840 B2Pflow Industries, Inc.
- Chain drive unit20 Jun 2017US 9,682,844 B2Garaventa Liftech AG
- Elevator system with approaching hazard warning system1 Jan 2026US 2026/0001743 A1Otis Elevator Company
- Safety chain device and safety protection system for escalator5 Oct 2023US 2023/0312306 A1Otis Elevator Company
- Method and elevator arrangement28 Apr 2022US 2022/0127107 A1Kone Corporation
- Chain link for a highly resilent conveyor chain of a moving walkway, an escalator or a lift18 Jul 2019US 2019/0218071 A1Inventio AG
- System for chain chordal action suppression18 Apr 2019US 2019/0112155 A1Pflow Industries, Inc.
Most cited
By later US patents