Wednesday, July 8, 2026

Patent intelligence · US

US 8633120

Lyocell fiber

granted A61KA61K2800/10A61K2800/413A61K8/027
Status granted
Linked drugs 1
Pipeline programs 5
Years to expiry 8
Applicant portfolio 20
Patent details — US 8633120
Jurisdiction
US
Status
granted
Grant date
Jan 21, 2014
Expiration
Jan 16, 2034
Claims
11
CPC classes
A61K, A61K2800/10, A61K2800/413, A61K8/027
View on Google Patents ↗

Quick answer

US 8633120 (Lyocell fiber) is held by LENZING AKTIENGESELLSCHAFT. Status: granted. Granted Jan 21, 2014. Expires Jan 16, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
11
CPC classes
A61K, A61K2800/10, A61K2800/413, A61K8/027, A61K8/731, A61K8/965

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Frequently asked questions

What is US patent 8633120?

US 8633120 (Lyocell fiber) is held by LENZING AKTIENGESELLSCHAFT. Status: granted. Granted Jan 21, 2014. Expires Jan 16, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8633120?

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 8633120 expire?

Our index shows an expiration date of Jan 16, 2034 (8 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.