Wednesday, July 8, 2026

Patent intelligence · US

US 10975388

Methods and compositions for nucleic acid and protein payload delivery

granted A61KA61K31/40A61K31/7105A61K47/34
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 15
Applicant portfolio 133
Patent details — US 10975388
Jurisdiction
US
Status
granted
Grant date
Apr 13, 2021
Expiration
Apr 8, 2041
Applicant
LIGANDAL, INC.
Claims
3
CPC classes
A61K, A61K31/40, A61K31/7105, A61K47/34
View on Google Patents ↗

Quick answer

US 10975388 (Methods and compositions for nucleic acid and protein payload delivery) is held by LIGANDAL, INC.. Status: granted. Granted Apr 13, 2021. Expires Apr 8, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
LIGANDAL, INC.
Grant date
Expiration
Claims
3
CPC classes
A61K, A61K31/40, A61K31/7105, A61K47/34, A61K47/42, A61K47/549

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Frequently asked questions

What is US patent 10975388?

US 10975388 (Methods and compositions for nucleic acid and protein payload delivery) is held by LIGANDAL, INC.. Status: granted. Granted Apr 13, 2021. Expires Apr 8, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10975388?

LIGANDAL, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 133 pharmaceutical patents for this assignee.

When does US 10975388 expire?

Our index shows an expiration date of Apr 8, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.