Wednesday, July 8, 2026

Patent intelligence · US

US 10646575

Heterocyclic degronimers for target protein degradation

granted A61KA61K31/4035A61K31/438A61K31/439
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 14
Applicant portfolio 24
Patent details — US 10646575
Jurisdiction
US
Status
granted
Grant date
May 12, 2020
Expiration
May 7, 2040
Claims
28
CPC classes
A61K, A61K31/4035, A61K31/438, A61K31/439
View on Google Patents ↗

Quick answer

US 10646575 (Heterocyclic degronimers for target protein degradation) is held by C4 THERAPEUTICS, INC.. Status: granted. Granted May 12, 2020. Expires May 7, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
28
CPC classes
A61K, A61K31/4035, A61K31/438, A61K31/439, A61K31/454, A61K31/547

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Frequently asked questions

What is US patent 10646575?

US 10646575 (Heterocyclic degronimers for target protein degradation) is held by C4 THERAPEUTICS, INC.. Status: granted. Granted May 12, 2020. Expires May 7, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10646575?

C4 THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 24 pharmaceutical patents for this assignee.

When does US 10646575 expire?

Our index shows an expiration date of May 7, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.