loadpatents
Patent applications and USPTO patent grants for Cao; Ruilang.The latest application filed is for "tunnel adaptive lining structure in complex environment and construction method thereof".
Patent | Date |
---|---|
Tunnel Adaptive Lining Structure In Complex Environment And Construction Method Thereof App 20220120183 - Wang; Xiaogang ;   et al. | 2022-04-21 |
Drilling Device For Surveying Front Rock-mass Intactness Of Tunnel Face For Tunnel Constructed By Tbm And Method Using The Same App 20220082020 - WANG; Yujie ;   et al. | 2022-03-17 |
Advanced monitoring device for whole-process deformation curve of surrounding rock of tunnel excavation and implementation method thereof Grant 11,236,612 - Wang , et al. February 1, 2 | 2022-02-01 |
Advanced monitoring device for whole-process deformation curve of surrounding rock of tunnel excavation and implementation metho App 20200018164 - WANG; XIAOGANG ;   et al. | 2020-01-16 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.