Liu; Liwu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Liwu.The latest application filed is for "multicast to unicast conversion technique".
- Liu; Liwu - Cupertino CA
- Liu; Liwu - Chicago IL
Trademarks
| Patent | Date |
|---|---|
| Multicast to unicast conversion technique Grant 10,523,458 - Liu , et al. Dec | 2019-12-31 |
| Multicast To Unicast Conversion Technique App 20190190735 - Liu; Liwu ; et al. | 2019-06-20 |
| Multicast to unicast conversion technique Grant 10,205,604 - Liu , et al. Feb | 2019-02-12 |
| Multicast To Unicast Conversion Technique App 20170302467 - Liu; Liwu ; et al. | 2017-10-19 |
| Multicast to unicast conversion technique Grant 9,729,463 - Liu , et al. August 8, 2 | 2017-08-08 |
| Multicast To Unicast Conversion Technique App 20170149680 - Liu; Liwu ; et al. | 2017-05-25 |
| Multicast To Unicast Conversion Technique App 20150188836 - Liu; Liwu ; et al. | 2015-07-02 |
| Multicast to unicast conversion technique Grant 9,008,089 - Liu , et al. April 14, 2 | 2015-04-14 |
| Multicast To Unicast Conversion Technique App 20140307557 - Liu; Liwu ; et al. | 2014-10-16 |
| Multicast to unicast conversion technique Grant 8,787,375 - Liu , et al. July 22, 2 | 2014-07-22 |
| Multicast To Unicast Conversion Technique App 20130336319 - LIU; Liwu ; et al. | 2013-12-19 |
| Optimal placement of wavelength converters in trees and trees of rings Grant 6,772,102 - Wan , et al. August 3, 2 | 2004-08-03 |
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.
| 