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South San Francisco, CA, United States of America

Cytomx Therapeutics, Inc.

Calculating rank

USPTO Granted Patents = 94

% Expired Patents = 12.8

CIPO Patents = 4

EPO Patents = 14

Trademarks = 3

Forward Citations = 1,177

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85 inventors (with patents filed for the assignee):

James William West (48 out of 80 patents)

Jason Gary Sagert (43 out of 49 patents)

Olga Vasiljeva (36 out of 36 patents)

4. Daniel Robert Hostetter (23 out of 23 patents)

5. Stephen James Moore (22 out of 26 patents)

6. Luc Roland Desnoyers (21 out of 143 patents)

7. Nancy E Stagliano (20 out of 41 patents)

8. Henry Bernard Lowman (18 out of 95 patents)

9. Kathryn Kamath (16 out of 16 patents)

10. Margaret Thy Luu Nguyen (14 out of 14 patents)

11. Jonathan Alexander Terrett (13 out of 36 patents)

12. Patrick Sean Daugherty (13 out of 33 patents)

13. Paul Henry Bessette (13 out of 29 patents)

14. Shouchun Liu (12 out of 12 patents)

15. Elizabeth-Edna Mary Menendez (12 out of 12 patents)

Core Competencies:

Activatable Antibodies

Protease-Cleavable Substrates

Bispecific Antibodies

Matrix Metalloproteinase

Cytokine Constructs

Anti-EGFR

Anti-PDL1

Polypeptide Display

Urokinase-Type Plasminogen Activator

CD3 Antibodies

EGFR Binding

Therapeutic Antibodies

94 patents: Sort by Forward Citations

1. 12679899 - MATRIX METALLOPROTEINASE SUBSTRATES AND OTHER CLEAVABLE MOIETIES AND METHODS OF USE THEREOF (2026-07-14),

2. 12679898 - MATRIX METALLOPROTEINASE SUBSTRATES AND OTHER CLEAVABLE MOIETIES AND METHODS OF USE THEREOF (2026-07-14),

3. 12643951 - MATRIX METALLOPROTEASE-CLEAVABLE AND SERINE OR CYSTEINE PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOF (2026-06-02),

4. 12617856 - PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOF (2026-05-05),

5. 12589164 - PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOF (2026-03-31),

6. 12570748 - MATRIX METALLOPROTEASE-CLEAVABLE AND SERINE OR CYSTEINE PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOF (2026-03-10),

7. 12551571 - PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOF (2026-02-17),

8. 12545731 - SINGLE-AND MULTI-CHAIN POLYPEPTIDES THAT BIND SPECIFICALLY TO CD3 EPSILON (2026-02-10),

9. 12502439 - ACTIVATABLE ANTIBODIES THAT BIND EPIDERMAL GROWTH FACTOR RECEPTOR AND METHODS OF USE THEREOF (2025-12-23),

10. 12498367 - METHODS OF QUALITATIVELY AND/OR QUANTITATIVELY ANALYZING PROPERTIES OF ACTIVATABLE ANTIBODIES AND USES THEREOF (2025-12-16),

11. 12460017 - Antibodies, activatable antibodies, bispecific antibodies, and bispecific activatable antibodies and methods of use thereof (2025-11-04),

12. 12459999 - Matrix metalloprotease-cleavable and serine protease-cleavable substrates and methods of use thereof (2025-11-04),

13. 12441799 - Activatable anti-CTLA-4 antibodies and uses thereof (2025-10-14),

14. 12428470 - Compositions containing activatable antibodies (2025-09-30),

15. 12209120 - Activatable anti-VEGF scFv (2025-01-28),

Company Overview

Cytomx Therapeutics, Inc. is a biotechnology company based in South San Francisco, California, specializing in the development of innovative cancer therapies. The company focuses on activatable antibodies, which are designed to selectively target and eliminate cancer cells while minimizing damage to healthy tissue. Their core technologies include protease-cleavable substrates, bispecific antibodies, and cytokine constructs, with applications in targeting specific proteins such as EGFR and PDL1. Cytomx is committed to advancing precision medicine through its proprietary platform.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

94 Patents

#14 in South San Francisco, CA

#929 in California

#3,987 in US

#8,211 in the World

South San Francisco, CA, United States of America

Cytomx Therapeutics, Inc.

Forward Citations = 1,177

85 inventors:

James William West (48 out of 80 patents)

Jason Gary Sagert (43 out of 49 patents)

Olga Vasiljeva (36 out of 36 patents)

4. Daniel Robert Hostetter (23 out of 23 patents)

5. Stephen James Moore (22 out of 26 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cytomx Therapeutics, Inc.. Retrieved from https://idiyas.com/company/cytomx-therapeutics

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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