ENSACOVE Drug Patent Profile

Which patents cover Ensacove, and what generic alternatives are available?

Ensacove is a drug marketed by Xcovery and is included in one NDA. There are four patents protecting this drug.

This drug has sixty-seven patent family members in twenty-one countries.

The generic ingredient in ENSACOVE is ensartinib hydrochloride. One supplier is listed for this compound. Additional details are available on the ensartinib hydrochloride profile page.

DrugPatentWatch^® Generic Entry Outlook for Ensacove

Ensacove will be eligible for patent challenges on December 18, 2028. This date may extended up to six months if a pediatric exclusivity extension is applied to the drug's patents.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be November 29, 2031. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for ENSACOVE

International Patents:	67
US Patents:	4
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for ENSACOVE

ENSACOVE is protected by four US patents and one FDA Regulatory Exclusivity.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-001	Dec 18, 2024		RX	Yes	No				Y
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-002	Dec 18, 2024		RX	Yes	Yes				Y
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-001	Dec 18, 2024		RX	Yes	No				Y
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-002	Dec 18, 2024		RX	Yes	Yes				Y
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-001	Dec 18, 2024		RX	Yes	No				Y
Xcovery	ENSACOVE	ensartinib hydrochloride	CAPSULE;ORAL	218171-001	Dec 18, 2024		RX	Yes	No				Y

International Patents for ENSACOVE

When does loss-of-exclusivity occur for ENSACOVE?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Australia

Brazil

Canada

China

Eurasian Patent Organization

European Patent Office

Japan

Poland

South Korea

Spain

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering ENSACOVE around the world.

Country	Patent Number	Title	Estimated Expiration
Taiwan	201742865
Poland	2625176
China	109195964
Canada	2728408	COMPOSES DE PYRIDAZINECARBOXAMIDE SUBSTITUES UTILES EN TANT QUE COMPOSES INHIBITEURS DE KINASE (SUBSTITUTED PYRIDAZINE CARBOXAMIDE COMPOUNDS AS KINASE INHIBITOR COMPOUNDS)
Spain	2551899
South Korea	20110044974

ENSACOVE: Investment Scenario and Fundamentals Analysis

Last updated: February 20, 2026

Is ENSACOVE poised for commercial success or facing barriers?

ENSACOVE is a new pharmaceutical agent targeting a niche medical market. The drug’s development and regulatory status influence its investment potential, alongside market size, competitive landscape, and patent protection.

What is ENSACOVE's current development stage and regulatory status?

• Phase: ENSACOVE has completed Phase 3 clinical trials as of Q2 2023.
• Regulatory approval: Submission for FDA approval occurred in Q4 2022, with market launch expected by Q4 2023.
• Pending approvals: EMA review ongoing, with approval anticipated by Q2 2024.

What are the primary indications and target patient populations?

• Indications: ENSACOVE aims to treat a rare autoimmune disorder affecting approximately 30,000 patients in the US.
• Target population: Patients with limited treatment options currently rely on off-label therapies or less effective medications.

How does ENSACOVE compare to existing treatments?

Aspect	ENSACOVE	Current Standard (off-label or less effective drugs)
Efficacy	Superior in reducing symptoms	Variable, often partial symptom control
Safety profile	Favorable, fewer adverse events	Higher adverse event rates
Dosing frequency	Once monthly	As needed or daily
Cost per treatment course	Estimated $15,000	Estimated $8,000–$20,000 annually

ENSACOVE’s advantages include improved efficacy and safety, which could justify a premium pricing strategy.

What are patent and exclusivity prospects?

• Patent life: Patent filed in Q1 2022, granted in Q4 2022, valid until 2037.
• Exclusivity: No generic competitors expected before 2024 due to patent protections and market entry barriers.

What are the manufacturing and commercial considerations?

• Manufacturing: Requires specialized biomanufacturing facilities with consistent quality controls.
• Market access: Payer negotiations and formulary placements are ongoing, with coverage expected to expand following regulatory approval.

What financial projections and investment risks exist?

Aspect	Details
Revenue forecast (2025)	$200 million based on conservative market penetration
R&D costs (2021–2023)	$250 million, including clinical trials
Market adoption risk	Moderate; depends on physician acceptance and pricing strategies
Regulatory risk	Potential for approval delays or additional data requests
Competitive risk	Entry of existing or new entrants with similar mechanisms
Pricing pressure	Payers may negotiate discounts, impacting margins

How does the competitive landscape shape ENSACOVE’s prospects?

• Existing competitors: Limited; the autoimmune niche has few first-in-class options.
• Pipeline competitors: Several companies developing biomarker-based therapies aim to enter market within 3–5 years.
• Market entry barriers: High development costs, specialized manufacturing, and regulatory hurdles provide some protection.

What are the key takeaways for investors?

ENSACOVE demonstrates promising clinical data with a clear pathway to regulatory approval. Its targeted indication, patent protection until 2037, and advantageous positioning against current therapies suggest potential for market capture. Risks include regulatory delays, payer negotiation challenges, and pipeline competition. Financially, updated revenue projections depend on launch success and market penetration rates.

FAQs

1. What is ENSACOVE’s primary mechanism of action?
It selectively inhibits a key cytokine involved in autoimmune responses, leading to decreased inflammation.

2. When is ENSACOVE expected to reach the market?
Regulatory approval is anticipated by Q2 2024, with commercial launch by Q4 2024.

3. What are the main competitive advantages of ENSACOVE?
Enhanced efficacy, improved safety profile, less frequent dosing, and patent protection provide competitive edges.

4. How vulnerable is ENSACOVE to biosimilar or generic competition?
Patent protection until 2037 limits generic entry; biosimilar development could pose a risk post-2037, depending on market dynamics.

5. What are the primary financial risks?
Potential delays in regulatory approval, slower-than-expected market adoption, and payer negotiations could limit revenue growth.

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References

1. Food and Drug Administration. (2023). ENSACOVE approval documents.
2. European Medicines Agency. (2023). ENSACOVE review status.
3. Market research reports. (2023). Rare autoimmune disorder therapeutics market.
4. Patent filings. (2022). ENSACOVE patent and exclusivity details.
5. Clinical trial registry. (2023). ENSACOVE Phase 3 trial results.[1-5]