Wednesday, July 8, 2026

Patent intelligence · US

US 10456340

Liquid-impregnated nonwoven fabric which contains zinc oxide-containing cellulose fibers

granted A61KA61K2800/524A61K2800/624A61K2800/651
Status granted
Linked drugs 1
Pipeline programs 5
Years to expiry 13
Applicant portfolio 20
Patent details — US 10456340
Jurisdiction
US
Status
granted
Grant date
Oct 29, 2019
Expiration
Oct 24, 2039
Claims
14
CPC classes
A61K, A61K2800/524, A61K2800/624, A61K2800/651
View on Google Patents ↗

Quick answer

US 10456340 (Liquid-impregnated nonwoven fabric which contains zinc oxide-containing cellulose fibers) is held by LENZING AKTIENGESELLSCHAFT. Status: granted. Granted Oct 29, 2019. Expires Oct 24, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
14
CPC classes
A61K, A61K2800/524, A61K2800/624, A61K2800/651, A61K2800/74, A61K8/0208

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Frequently asked questions

What is US patent 10456340?

US 10456340 (Liquid-impregnated nonwoven fabric which contains zinc oxide-containing cellulose fibers) is held by LENZING AKTIENGESELLSCHAFT. Status: granted. Granted Oct 29, 2019. Expires Oct 24, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10456340?

LENZING AKTIENGESELLSCHAFT is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 20 pharmaceutical patents for this assignee.

When does US 10456340 expire?

Our index shows an expiration date of Oct 24, 2039 (13 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.