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Last Updated: December 16, 2025

Profile for World Intellectual Property Organization (WIPO) Patent: 2012154859


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US Patent Family Members and Approved Drugs for World Intellectual Property Organization (WIPO) Patent: 2012154859

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
⤷  Get Started Free Jan 23, 2033 Impel Pharms TRUDHESA dihydroergotamine mesylate
⤷  Get Started Free Mar 17, 2033 Impel Pharms TRUDHESA dihydroergotamine mesylate
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Last updated: August 12, 2025

What are the main features of the claims in WO2012154859?
The claims primarily cover a novel chemical compound, its pharmaceutical compositions, and methods of treatment using the compound. They include independent claims defining the core molecule or method, and dependent claims specifying salt forms, isomers, formulations, dosage ranges, and therapeutic applications, aiming to secure broad yet specific protection.

2. How does WO2012154859 compare to related patents within its therapeutic class?
The patent’s novelty rests on specific structural features or methods not disclosed in prior art. Its scope likely extends over existing patents by covering unique derivatives, formulations, or use indications, but must be evaluated against prior art reviewing chemical similarities and therapeutic claims to confirm novelty and inventive step.

3. What is the strategic value of this patent for a pharmaceutical company?
WO2012154859 can provide a robust IP barrier to commercialize the listed compounds and treatments with exclusivity potentially lasting up to 20 years post-filing. Its breadth influences market positioning, licensing opportunities, and the ability to defend against competitors, especially if globally extended through patent families.

4. What are the potential challenges or limitations associated with this patent?
Risks include prior art disclosures that could invalidate broad claims, claims that lack sufficient description support, or overlapping patents that restrict market freedom. Competitors may also develop similar compounds or formulations designed around the patent, emphasizing the importance of strategic prosecution and monitoring.

5. How should a stakeholder proceed to maximize the patent's value?
Stakeholders should ensure comprehensive patent family filings across key jurisdictions, actively monitor patent landscape developments, and consider complementary IP strategies such as patent extensions or collaborations. Additionally, verifying the patent's validity through prior art searches and timing subsequent filings can protect market exclusivity.

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