Cypress Pharmaceutical, Inc.

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 11

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2 inventors (with patents filed for the assignee):

Robert L Lewis (3 out of 11 patents)

Charles E Day (3 out of 23 patents)

3 patents: Sort by Forward Citations

1. 8247000 - Phosphate-binding magnesium salts and uses thereof (2012-08-21),

2. 8236358 - Phosphate-binding magnesium salts and uses thereof (2012-08-07),

3. 7943597 - Phosphate-binding chitosan and uses thereof (2011-05-17),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#4 in Madison, MS

#114 in Mississippi

#73,929 in US

Madison, MS, United States of America

Cypress Pharmaceutical, Inc.

Forward Citations = 11

2 inventors:

Robert L Lewis (3 out of 11 patents)

Charles E Day (3 out of 23 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cypress Pharmaceutical, Inc.. Retrieved from https://idiyas.com/company/cypress-pharmaceutical

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]