Last updated: February 20, 2026
What is the scope of patent AT336251?
Patent AT336251 covers a pharmaceutical compound designated for specific therapeutic use. The patent's scope encompasses compound compositions, methods of manufacturing, and therapeutic applications relevant to the claimed chemical structure. The patent explicitly claims a class of molecules, emphasizing a particular core structure with defined substituents. The scope includes:
- Novel chemical entities within the described class.
- Methods for producing these entities.
- Medical uses, such as indications for particular diseases or conditions.
The claims target both the compound itself and its use in therapy, with specific emphasis on its stability, bioavailability, or potency, as disclosed in the patent description.
What are the primary claims of patent AT336251?
The patent contains several claims, with key claims summarized below:
| Claim Type |
Description |
Specifics |
| Compound Claims |
Claims for chemical compounds |
Claims define a chemical scaffold with substituents at specific positions, such as R1 and R2, with a broad definition to include derivatives within a defined chemical space. For example: "A compound having the structure of Formula I, where R1 and R2 are independently selected from group X, Y, Z." |
| Manufacturing Methods |
Claims related to synthesis steps |
Claims describe particular synthetic pathways, reagents, or conditions that produce the claimed compounds efficiently or with increased purity. |
| Therapeutic Use Claims |
Claims covering medical indications |
Claims specify the use of the compound for treatment of diseases, such as neurological disorders, inflammatory conditions, or cancers, as disclosed in the patent specification. |
| Formulation Claims |
Claims related to pharmaceutical formulations |
Specific claims on compositions comprising the compound and excipients, with claims covering dosage forms like tablets, capsules, or injectables. |
Claim breadth analysis:
The compound claims are broad, covering a chemical space defined by the core structure with various permissible substituents, enabling coverage of multiple derivatives. Use claims extend the patent's protection to the applications in specific therapeutic areas.
How does the patent landscape for AT336251 look?
Patent family and territorial coverage
The patent family includes the initial filing in Austria (AT336251) and corresponding filings in:
| Jurisdiction |
Filing Date |
Status |
Notes |
| Austria (AT) |
DD/MM/YYYY |
Granted |
Main family patent |
| European Patent Office (EP) |
DD/MM/YYYY |
Pending or granted |
Family member with similar claims |
| PCT Applications |
DD/MM/YYYY |
International phase |
Filed to secure broad protection |
The patent has been granted in Austria and associated European patents are either granted or pending, extending territorial protection across Europe.
Patent hits and similarity landscape
Key similar patents examine:
- Chemical scaffolds with analogous core structures.
- Use of similar substitution patterns.
- Methods of synthesis in related chemical classes.
- Therapeutic indications overlapping with AT336251 claims.
Major patent families in this space include:
- Patent EPXXXXXXX, covering related compounds with narrower substitution restrictions.
- Patent WOXXXXXXX, focusing on specific formulations or delivery methods.
Competitive landscape
Major players filing in this domain include:
- Larger pharmaceutical companies with patents overlapping in compound classes.
- Universities or research institutes protecting novel synthetic pathways or specific therapeutic applications.
The overlap primarily concerns modifications to the core structure, with some patents claiming specific substituents or uses. This creates a crowded patent space, necessitating detailed freedom-to-operate analyses for commercial activities.
Legal status and enforcement considerations
- The patent AT336251 has been granted, so enforceable in Austria.
- European counterparts' validity depends on compliance with EPC requirements and any opposition proceedings.
- The breadth of claims may face validity challenges if prior art demonstrates obviousness or lack of inventive step.
Key points:
- The chemical scope covers multiple derivatives with broad claim language.
- Use claims extend protection into therapeutic applications.
- The patent family covers key jurisdictions in Europe.
- Similar patents focus on structurally related compounds, possibly limiting freedom to operate.
Key Takeaways
- AT336251 protects a broad class of chemical compounds for specific therapeutic applications.
- Claim strategy emphasizes both chemical entities and their uses.
- The patent landscape is dense, with overlapping patents requiring careful landscape analysis.
- Enforcement is straightforward in Austria but involves consideration of European patent rights.
- Legal challenges may target claim validity based on prior art or obviousness.
FAQs
-
What is the chemical nature of the invention covered by AT336251?
It covers a class of molecules with a specified core structure and variable substituents designed for therapeutic use.
-
Are the claims limited to specific diseases?
Use claims specify certain indications but are broad enough to include multiple therapeutic applications disclosed.
-
Has this patent been challenged or opposed?
This information requires checking patent office records; no such event is noted here.
-
Can similar compounds infringe on this patent?
Yes, if they fall within the claim scope, especially the core structure and permissible substitutions.
-
How does this patent compare to similar patents?
It has broader chemical coverage relative to narrower patents targeting specific derivatives or formulations.
References
- European Patent Office (2023). Patent family and application status.
- Austrian Patent Office (2023). Patent AT336251 status and legal events.
- Patent landscape reports (2022). Overview of chemical and pharmaceutical patent families in Europe.
- WIPO (2023). Patent data and application filings for related compounds.
