% Expired Patents = 76.9

EPO Patents = 5

Forward Citations = 186

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5 inventors (with patents filed for the assignee):

Todd James Harris (13 out of 26 patents)

Alice Ann Chen Kim (12 out of 20 patents)

Steven J Oldenburg (1 out of 15 patents)

4. Martin Miranda (1 out of 6 patents)

5. David S Sebba (1 out of 7 patents)

6. Alice Ann Chen (1 patent)

7. Martin G Miranda (0 patent)

13 patents: Sort by Forward Citations

1. 10537640 - Ultrasound delivery of nanoparticles (2020-01-21),

2. 9572880 - Ultrasound delivery of nanoparticles (2017-02-21),

3. 9526745 - Silver nanoplate compositions and methods (2016-12-27),

4. 9446126 - Thermal treatment of acne with coated metal nanoparticles (2016-09-20),

5. 9439965 - Thermal treatment of the skin surface with metal nanoparticles in surfactant containing solutions (2016-09-13),

6. 9439964 - Thermal treatment of the skin surface with coated metal nanoparticles (2016-09-13),

7. 9433678 - Thermal treatment of acne with metal nanoparticles in surfactant containing solutions (2016-09-06),

8. 9433677 - Thermal treatment of a pilosebaceous unit with metal nanoparticles in surfactant containing solutions (2016-09-06),

9. 9433676 - Hair removal with nanoparticles with coatings that facilitate selective removal from the skin surface (2016-09-06),

10. 9427467 - Hair removal with metal nanoparticles in surfactant containing solutions (2016-08-30),

11. 9421261 - Thermal treatment of the skin surface with nanoparticles with coatings that facilitate selective removal from the skin surface (2016-08-23),

12. 9421260 - Thermal treatment of acne with nanoparticles with coatings that facilitate selective removal from the skin surface (2016-08-23),

13. 9421259 - Hair removal with coated metal nanoparticles (2016-08-23),

Company Overview

Sienna Biopharmaceuticals, Inc. is a biotechnology company based in Westlake Village, California, focused on developing innovative therapies for dermatological conditions. The company specializes in the research and development of novel treatments that leverage advanced technologies to address unmet medical needs in skin health. Sienna's portfolio includes a range of products aimed at improving patient outcomes through targeted therapies, emphasizing the importance of scientific rigor and clinical validation in its development processes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

13 Patents

#14 in Westlake Village, CA

#5,661 in California

#23,854 in US

#45,081 in the World

Westlake Village, CA, United States of America

Sienna Biopharmaceuticals, Inc.

Forward Citations = 186

5 inventors:

Todd James Harris (13 out of 26 patents)

Alice Ann Chen Kim (12 out of 20 patents)

Steven J Oldenburg (1 out of 15 patents)

4. Martin Miranda (1 out of 6 patents)

5. David S Sebba (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sienna Biopharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/sienna-biopharmaceuticals

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]

5 patents (EPO):

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]