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Pembroke, Bermuda

Rpost Communications Limited

USPTO Granted Patents = 13

% Expired Patents = 38.5

Trademarks = 7

Forward Citations = 170

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2 inventors (with patents filed for the assignee):

Terrance A Tomkow (13 out of 25 patents)

Zafar D Khan (1 out of 11 patents)

13 patents: Sort by Forward Citations

1. 10887271 - System and method for verifying delivery and integrity of electronic messages (2021-01-05),

2. 9596194 - System and method for verifying delivery and integrity of electronic messages (2017-03-14),

3. 9531732 - Computer implemented system and method for authenticating a sender of electronic data to a recipient (2016-12-27),

4. 9432313 - System and method for verifying delivery and integrity of electronic messages (2016-08-30),

5. 9160725 - Computer implemented system and method for authenticating a sender of electronic data to a recipient (2015-10-13),

6. 9100356 - Method of adding a postscript message to an email (2015-08-04),

7. 9100355 - System for, and method of, providing the transmission, receipt and content of a reply to an electronic message (2015-08-04),

8. 8782415 - System for, and method of, providing the transmission, receipt and content of an E-mail message to a recipient (2014-07-15),

9. 8782154 - System and method for verifying delivery and integrity of electronic messages (2014-07-15),

10. 8504628 - System and method for verifying delivery and integrity of electronic messages (2013-08-06),

11. 8484706 - System for, and method of, providing the transmission, receipt and content of a reply to an electronic message (2013-07-09),

12. 8224913 - System and method for verifying delivery and integrity of electronic messages (2012-07-17),

13. 8209389 - System and method for verifying delivery and integrity of electronic messages (2012-06-26),

RPOST Communications Limited is a leading provider of secure and certified electronic communications solutions. With a focus on email and document delivery, RPOST offers a range of services including secure email encryption, registered email™ proof of delivery, email data interception protection, and electronic signatures. Their innovative solutions help businesses improve legal compliance, enhance data security, and streamline communication processes. Visit their website to learn more about RPOST's comprehensive communication solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#3 in Pembroke

#43 in Bermuda

#44,950 in the World

Pembroke, Bermuda

Rpost Communications Limited

Forward Citations = 170

2 inventors:

Terrance A Tomkow (13 out of 25 patents)

Zafar D Khan (1 out of 11 patents)

Please report any incorrect information to [email protected]

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