Saturday, July 11, 2026

Patent intelligence · US

US 9321999

Compositions for increasing polypeptide stability and activity, and related methods

granted A61PA61P25/28A61P31/12A61P35/00
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 10
Applicant portfolio 82
Patent details — US 9321999
Jurisdiction
US
Status
granted
Grant date
Apr 26, 2016
Expiration
Apr 21, 2036
Applicant
Solis BioDyne OÜ
Claims
18
CPC classes
A61P, A61P25/28, A61P31/12, A61P35/00
View on Google Patents ↗

Quick answer

US 9321999 (Compositions for increasing polypeptide stability and activity, and related methods) is held by Solis BioDyne OÜ. Status: granted. Granted Apr 26, 2016. Expires Apr 21, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
Solis BioDyne OÜ
Grant date
Expiration
Claims
18
CPC classes
A61P, A61P25/28, A61P31/12, A61P35/00

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Frequently asked questions

What is US patent 9321999?

US 9321999 (Compositions for increasing polypeptide stability and activity, and related methods) is held by Solis BioDyne OÜ. Status: granted. Granted Apr 26, 2016. Expires Apr 21, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9321999?

Solis BioDyne OÜ is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 82 pharmaceutical patents for this assignee.

When does US 9321999 expire?

Our index shows an expiration date of Apr 21, 2036 (10 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.