Wednesday, July 8, 2026

Patent intelligence · US

US 11197869

Istaroxime-containing intravenous formulation for the treatment of acute heart failure (AHF)

granted A61KA61K31/5685A61K45/06A61K9/009
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 15
Applicant portfolio 4
Patent details — US 11197869
Jurisdiction
US
Status
granted
Grant date
Dec 14, 2021
Expiration
Dec 9, 2041
Claims
20
CPC classes
A61K, A61K31/5685, A61K45/06, A61K9/009
View on Google Patents ↗

Quick answer

US 11197869 (Istaroxime-containing intravenous formulation for the treatment of acute heart failure (AHF)) is held by Windtree Therapeutics, Inc.. Status: granted. Granted Dec 14, 2021. Expires Dec 9, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
20
CPC classes
A61K, A61K31/5685, A61K45/06, A61K9/009, A61P, A61P9/00

More from Windtree Therapeutics, Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12343350

    Istaroxime-containing intravenous formulation for the treatment of acute heart failure (AHF)

    Windtree Therapeutics, Inc. · Expires Jun 26, 2045

    granted
  2. US 11583540

    Istaroxime-containing intravenous formulation for the treatment of acute heart failure (AHF)

    Windtree Therapeutics, Inc. · Expires Feb 16, 2043

    granted
  3. US 9554999

    Lyophilization of synthetic liposomal pulmonary surfactant

    Windtree Therapeutics, Inc. · Expires Jan 26, 2037

    granted

Frequently asked questions

What is US patent 11197869?

US 11197869 (Istaroxime-containing intravenous formulation for the treatment of acute heart failure (AHF)) is held by Windtree Therapeutics, Inc.. Status: granted. Granted Dec 14, 2021. Expires Dec 9, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11197869?

Windtree Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 4 pharmaceutical patents for this assignee.

When does US 11197869 expire?

Our index shows an expiration date of Dec 9, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.