F15B 2211/8603
The abnormal condition being an obstacle
Official title: the abnormal condition being an obstacle
F15B2211/8603 (The abnormal condition being an obstacle) appears on 14 US grants and 18 published applications in this corpus.
Search patents in F15B- Granted patents
- 14
- Published applications
- 18
- Assignees
- 18
- Inventors
- 46
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Actuator deadhead/stall detection in a load sense hydraulic system6 Jan 2026US 12,516,687 B2Danfoss A/S
- Elevatable chamber and method of operating the same24 Jun 2025US 12,338,903 B2LG Energy Solution, Ltd.
- Shovel21 May 2024US 11,987,954 B2Sumitomo(S.H.L.) Construction Machinery Co., Ltd.
- Actuator assemblies and related methods for valve systems14 May 2024US 11,982,370 B2Safoco, Inc.
- Impact-resistant balanced hydro-cylinder with pressure relief and buffering protection27 Feb 2024US 11,913,479 B2Shandong University of Science and Technology
- Elevatable chamber and method of operating the same26 Dec 2024US 2024/0426386 A1LG Energy Solution, Ltd.
- Actuator deadhead/stall detection in a load sense hydraulic system31 Oct 2024US 2024/0360850 A1Danfoss A/S
- Actuator assemblies and related methods for valve systems3 Aug 2023US 2023/0243437 A1Safoco, Inc.
- Shovel23 Feb 2023US 2023/0054977 A1Sumitomo(S.H.I.) Construction Machinery Co., Ltd.
- Impact-resistant balanced hydro-cylinder with pressure relief and buffering protection29 Dec 2022US 2022/0412380 A1Shandong University of Science and Technology
Most cited
By later US patents
- Hydraulic control system having over-pressure protection12US 9,145,660 B2Caterpillar Inc. · 2015
- Hydraulic actuating device for a closure assembly4US 6,751,953 B2Actuant Corporation · 2004
- Method for operating a working machine and a working machine with an improved ability to meet transient loads4US 8,200,400 B2VolvoConstruction Equipment AB · 2012
- Shovel3US 11,479,945 B2Sumitomo(S.H.I.) Construction Machinery Co., Ltd. · 2022
- Variable float and variable blade impact1US 11,408,144 B2Deere & Company · 2022