Polivka; Alan Lee
Patent Applications and Registrations
Patent applications and USPTO patent grants for Polivka; Alan Lee.The latest application filed is for "quasi-moving block system of train control".
- Polivka; Alan Lee - Pueblo West CO
| Patent | Date |
|---|---|
| Quasi-moving Block System Of Train Control App 20220185350 - Kindt; Joel Donald ; et al. | 2022-06-16 |
| Method For Detection Of Rail Breaks On Occupied Blocks To Support Reduced Train Spacing App 20180327008 - Kindt; Joel Donald ; et al. | 2018-11-15 |
| System and method for detecting broken rail and occupied track from a railway vehicle Grant 9,162,691 - Polivka , et al. October 20, 2 | 2015-10-20 |
| System And Method For Detecting Broken Rail And Occupied Track From A Railway Vehicle App 20130284859 - Polivka; Alan Lee ; et al. | 2013-10-31 |
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.
| 