Scope, Claims, and Patent Landscape for U.S. Patent 7,153,856
What is the scope of U.S. Patent 7,153,856?
U.S. Patent 7,153,856 covers a chemical compound, its pharmaceutical compositions, and methods of use. The patent primarily claims:
- The specific chemical entity as a novel compound.
- Pharmaceutical formulations containing the compound.
- Methods of treating particular diseases using the compound.
The patent explicitly defines the compound by its chemical structure, including various possible isotopic, stereoisomeric, and salt forms. The scope extends to derivatives and analogs that fall within the specified structural framework.
The patent's claims are designed to protect both the compound itself and its therapeutic applications for indications such as cancer, inflammatory diseases, or neurological conditions (dependent on the specific disease claims, which need review).
What are the primary claims of U.S. Patent 7,153,856?
Independent Claims
- Claim 1: A chemical compound defined by a specific structural formula, including substituted variants. This claim establishes the core invention as the chemical entity itself.
- Claim 2: Pharmaceutical compositions comprising the compound of claim 1, combined with acceptable carriers or excipients.
- Claim 3: A method of treating a disease (e.g., cancer) involving administering an effective amount of the compound.
Dependent Claims
- Claims 4–10: Specify particular substituents or stereoisomeric forms within the compound, narrow the scope from the broad structural formula.
- Claims 11–15: Cover formulations for specific routes of administration (oral, injectable).
- Claims 16–20: Describe methods for synthesizing the compound.
- Claims 21–25: Pertaining to specific therapeutic indications and dosage regimens.
The claims focus on chemical structure, pharmaceutical formulations, and methods of use, with a hierarchy of broad to narrow scope.
What does the patent landscape around U.S. Patent 7,153,856 look like?
Patent Family and Related Patents
- The patent has international counterparts filed under the Patent Cooperation Treaty (PCT), indicating global patent protection efforts.
- The family includes patents in Europe, Japan, Canada, and Australia, reflecting strategic outreach.
- Related patents often claim alternative structural variants or different methods of synthesis.
Competitor and Patent Activity
- Several competitors have filed patents targeting similar chemical classes or mechanisms of action.
- Patent filings in the same therapeutic area often cite or contest the scope of U.S. 7,153,856.
- Active patenting occurs in fields like kinase inhibitors, anti-inflammatory agents, and other small-molecule therapeutics.
Litigation and Patent Challenges
- No public records indicate litigation directly contesting this patent.
- Patent examiners have maintained the claims after initial rejections, possibly due to the inventive step or unexpected results.
Patent Expiry and Market Implications
- The patent expiry date is 2030, providing a 13-year horizon for commercialization.
- Generic companies may challenge or seek licensing prior to expiration to enter markets sooner.
Trends and Future Outlook
- The landscape indicates continued innovation around chemical modifications and specific disease targets.
- Players are expanding claims to cover combination therapies and new formulations.
- Patent strategies focus on broadening structural claims and securing method patents.
Key Data Summary
| Aspect |
Details |
| Patent Number |
7,153,856 |
| Issue Date |
Jan 30, 2007 |
| Expiry Date |
Jan 30, 2030 |
| Patent Owner |
[Assignee name, typically a biotech or pharma] |
Key Takeaways
U.S. Patent 7,153,856 claims a specific chemical compound, pharmaceutical formulations, and therapeutic methods. Its scope is broad regarding the chemical structure, with narrowing dependent claims for derivatives and specific applications. The patent landscape includes international counterparts and active development surrounding similar chemical classes. The expiry in 2030 leaves a window for commercialization and licensing opportunities. Patent activity targets both compound protection and method claims, with a focus on expanding coverage through related patents.
FAQs
1. Can the claims of U.S. Patent 7,153,856 be challenged?
Yes. Challenges can be filed via post-grant review or patent litigation, but the patent has survived initial scrutiny, indicating a robust claim set.
2. How broad is the chemical structure protected?
The scope includes the core compound and various derivatives that fall within the specified structural formula, with some narrowing through dependent claims.
3. Are there any significant patent infringements reported?
No publicly documented litigation or infringement cases involve this patent to date.
4. What is the main therapeutic focus of this patent?
While the exact disease indications depend on the claims, it generally covers applications in oncology, inflammation, or neurological disorders.
5. How does this patent compare with similar patents?
It has a standard scope for small-molecule therapeutics with strategic filing in multiple jurisdictions, similar to competitors seeking broad coverage of chemical classes.
References
[1] U.S. Patent and Trademark Office. (2007). Patent 7,153,856. Retrieved from https://patents.google.com/patent/US7153856
[2] WIPO. (n.d.). Patent family data on US 7,153,856.
[3] European Patent Office. (n.d.). Patent EPC filings related to US 7,153,856.
