Wednesday, June 10, 2026

Patent intelligence · US

US 2015038439

METHOD FOR PREPARING SUSPENSIONS OF LOW-SOLUBILITY MATERIALS

granted A61K 9/ 00 A IA61K 9/ 10 A IA61K 9/ 14 A IA61K 31/ 55 A I
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 9
Applicant portfolio 25
Patent details — US 2015038439
Jurisdiction
US
Status
granted
Grant date
Feb 5, 2015
Expiration
Jan 31, 2035
CPC classes
A61K 9/ 00 A I, A61K 9/ 10 A I, A61K 9/ 14 A I, A61K 31/ 55 A I
View on Google Patents ↗

Quick answer

US 2015038439 (METHOD FOR PREPARING SUSPENSIONS OF LOW-SOLUBILITY MATERIALS) is held by MACLEOD STEVEN K [US]. Status: granted. Granted Feb 5, 2015. Expires Jan 31, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 9/ 00 A I, A61K 9/ 10 A I, A61K 9/ 14 A I, A61K 31/ 55 A I, A61K 31/ 196 A I, A61K 31/ 573 A I

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Frequently asked questions

What is US patent 2015038439?

US 2015038439 (METHOD FOR PREPARING SUSPENSIONS OF LOW-SOLUBILITY MATERIALS) is held by MACLEOD STEVEN K [US]. Status: granted. Granted Feb 5, 2015. Expires Jan 31, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 2015038439?

MACLEOD STEVEN K [US] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does US 2015038439 expire?

Our index shows an expiration date of Jan 31, 2035 (9 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.