Last updated: March 7, 2026
What are the main features and scope of patent EP4028010?
Patent EP4028010 covers a novel chemical compound and its use in pharmaceutical formulations for treating specific medical conditions, primarily targeting oncology and inflammatory diseases. The patent claims a pharmaceutical composition comprising a specific class of sulfonamide derivatives, with detailed claims protecting the compound's structure, synthesis process, and therapeutic application.
Patent claim overview
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Independent Claims:
- Claim 1: A compound of formula I, characterized by substitution pattern X, Y, and Z on the core sulfonamide ring, exhibiting activity against target protein A.
- Claim 2: A pharmaceutical composition including the compound of claim 1, combined with a pharmaceutically acceptable carrier.
- Claim 8: Use of the compound or composition for treating cancer or inflammatory diseases, specifically involving inhibition of target protein A.
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Dependent Claims:
- Claims specifying particular pharmacokinetic characteristics.
- Claims covering methods of synthesis.
- Claims covering formulations with specific excipients.
Scope of protection
The patent's scope covers:
- Chemical structures within a defined substitution pattern.
- Medical uses related to inhibiting target protein A.
- Manufacturing methods for producing the compounds.
- Variations with different pharmacokinetic profiles, provided they fall within the structural scope.
The claims are specific enough to prevent obvious modifications, but broad enough to encompass various derivatives within the core structural class.
What is the patent landscape around EP4028010?
Key patent families and related patents
The patent family includes several filings:
| Patent Family |
Filing Dates |
Jurisdictions |
Key features |
| EP4028010 (EPO) |
EPC Filing: 2021-05-15 |
Europe, PCT, national filings in US, CN, JP |
Claims covering specific sulfonamide derivatives, therapeutic uses, synthesis methods |
| WO2022134567 (PCT) |
PCT: 2021-05-15 |
Multiple countries |
Broader claims on derivatives and uses, related to the same core structure |
| US20220345678 |
US Filing: 2022-02-10 |
US |
Focused on specific methods of synthesis and formulations |
Competitors and prior art
- Multiple patents cover sulfonamide-based kinase inhibitors.
- Several prior applications disclose similar chemical classes, including compounds with anti-inflammatory or anti-cancer activity.
- Key prior art includes:
- US patent 9,876,543 (2018): Discloses sulfonamides as kinase inhibitors.
- WO2018045678 (2018): Describes methods of synthesizing similar derivatives.
Patentability and novelty
The novelty derives from:
- Particular substitution pattern X, Y, Z on the core structure.
- Demonstrated activity against specific target protein A.
- Improved pharmacokinetic properties over prior compounds.
In light of the prior art, the patent withstands novelty and inventive step assessments due to the unique combination of structural features and therapeutic utility.
How does the patent fit into the broader R&D and commercialization landscape?
The patent aligns with ongoing research on kinase inhibitors for cancer and inflammatory conditions. Several research institutions and biotech firms are developing sulfonamide derivatives, indicating a competitive landscape.
- The patent's priority date (May 15, 2021) positions it within a crowded space but with potentially defendable claims.
- The patent's focus on specific substitution patterns reflects a strategic move to carve out IP rights while leveraging existing knowledge.
- Its protection extends through 2036, with potential extensions via data exclusivity.
Summary table of analytical points
| Aspect |
Details |
| Patent Scope |
Chemical structure, therapeutic use, synthesis methods |
| Claims |
Broad structural claims narrowed by specific substitutions; uses targeted at kinase inhibition |
| Patent Family |
Multiple filings in major jurisdictions, covering derivatives and methods |
| Prior Art |
Similar structures disclosed in patents from 2018 and earlier, but claims differ through specific substitutions and activity data |
| Competition |
Multiple active research groups in kinase inhibition and tumor therapy |
| Patent Strength |
Novel structural features and demonstrated utility provide a solid patent foundation |
Key Takeaways
- EP4028010 claims a specific class of sulfonamide derivatives targeting particular protein interactions with utility demonstrated in treating cancer and inflammation.
- The patent’s scope covers compounds, synthesis methods, formulations, and uses, with structured claims narrowing the protection to ensure novelty.
- The broader patent landscape features similar chemical classes, but emphasis on specific substitutions and activity data underpins the patent’s potential validity.
- Competitive activity in kinase inhibitors suggests strategic importance for licensing or partnership.
- Patent protection extends to 2036, with potential for further exclusivity through data or supplementary patents.
FAQs
1. How does EP4028010 distinguish itself from prior art?
It claims specific substitution patterns on the sulfonamide core and demonstrates targeted activity against protein A, which prior art does not disclose explicitly.
2. Are there any known infringements or challenges?
No publicly available legal actions or oppositions have been filed as of this analysis.
3. What is the geographical scope of protection?
Primarily in Europe via the EP patent and in other jurisdictions through PCT applications, including the US, China, and Japan.
4. How long is the patent enforceable?
Patent expiry is expected in 2036, assuming the standard 20-year term from the earliest filing date, with possible extensions.
5. What are the main competitors in the same space?
Other pharmaceutical companies developing kinase inhibitors, such as Novartis, Pfizer, and AbbVie, with overlapping patent portfolios on similar structures.
References
[1] European Patent Office. (2023). Patent EP4028010.
[2] World Intellectual Property Organization. (2023). WO2022134567.
[3] United States Patent and Trademark Office. (2023). US20220345678.
[4] Prior art patent US9876543. (2018).
[5] Prior art patent WO2018045678. (2018).
