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For the Inventor, By the Inventor

New York, NY, United States of America

C21 Patents, LLC


USPTO Granted Patents = 14

Forward Citations = 61

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2 inventors (with patents filed for the assignee):

goldMedal Kent Srikanth Charugundla (14 out of 14 patents)

silverMedal Sarina Priya Charugundla (2 out of 2 patents)


14 patents:

1. 10079940 - Broadcasting system (2018-09-18),
2. 9922652 - Methodology for live text broadcasting (2018-03-20),
3. 9917947 - Internet protocol text relay for hearing impaired users (2018-03-13),
4. 9867127 - Feature pack for interfacing with devices (2018-01-09),
5. 9843677 - Data entry confirmation system for a device or system with dialing capability (2017-12-12),
6. 9800635 - System for selectively displaying information in a secured manner and method thereof (2017-10-24),
7. 9736314 - Broadcasting system (2017-08-15),
8. 9648160 - Communication system having user selectable features (2017-05-09),
9. 9456322 - Paging system (2016-09-27),
10. 9406296 - Two way automatic universal transcription telephone (2016-08-02),
11. 9208784 - Methododolgy for live text broadcasting (2015-12-08),
12. 9124716 - Internet protocol text relay for hearing impaired users (2015-09-01),
13. 9031210 - Device for non-intrusive screening of telephone calls and method thereof (2015-05-12),
14. 8526581 - Internet protocol text relay for hearing impaired users (2013-09-03),
Company Overview
C21 Patents, LLC is a New York-based firm specializing in intellectual property management and patent monetization. The company focuses on developing innovative solutions across various technology domains, including telecommunications, software, and consumer electronics. C21 Patents leverages its expertise to assist clients in navigating the complexities of patent law, enhancing their competitive edge through strategic licensing and enforcement of intellectual property rights. The firm is dedicated to fostering innovation and supporting technological advancement in the global market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#531 in New York, NY

#1,296 in New York

#22,319 in US

#42,249 in the World

New York, NY (US)
New York, NY, United States of America

C21 Patents, LLC

Forward Citations = 61

2 inventors:

goldMedal Kent Srikanth Charugundla (14 out of 14 patents)

silverMedal Sarina Priya Charugundla (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: C21 Patents, LLC. Retrieved from https://idiyas.com/company/c21-patents

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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