Shieh; Ching-Chyuan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shieh; Ching-Chyuan.The latest application filed is for "method and apparatus for correlation of data sources in a voice over internet protocol network".

Company Profile

0.8.4

Shieh; Ching-Chyuan - Princeton NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus and method for managing priority communication Grant 9,020,123 - Chung , et al. April 28, 2	2015-04-28
Method and apparatus for assuring voice over internet protocol service Grant 8,976,783 - Chung , et al. March 10, 2	2015-03-10
Method and apparatus for correlation of data sources in a Voice over Internet Protocol network Grant 8,792,482 - Stein , et al. July 29, 2	2014-07-29
Method and apparatus for detecting network and service performance degradations using call detail records Grant 8,634,527 - Chung , et al. January 21, 2	2014-01-21
Method And Apparatus For Correlation Of Data Sources In A Voice Over Internet Protocol Network App 20100142514 - STEIN; JEFFREY ; et al.	2010-06-10
Apparatus And Method For Managing Priority Communication App 20100054437 - Chung; Li-Jin ; et al.	2010-03-04
Method And Apparatus For Detecting Network And Service Performance Degradations Using Call Detail Records App 20090304165 - CHUNG; LI-JIN ; et al.	2009-12-10
Method And Apparatus For Assuring Voice Over Internet Protocol Service App 20090161657 - CHUNG; LI-JIN ; et al.	2009-06-25

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.