Scope and Claims and Patent Landscape for US Patent 6,726,124
What Is the Scope of US Patent 6,726,124?
US Patent 6,726,124 covers a specific pharmaceutical composition and method of use. The patent's primary focus is on a novel compound, formulation, or method related to a particular therapeutic area. Its scope is delineated through detailed claims defining the inventive subject matter, including the chemical structure, dosage forms, and specific therapeutic applications.
The patent was filed on September 28, 2000, and granted on April 27, 2004. The assignee is typically a pharmaceutical company or research institution, with the patent targeting specific drug delivery methods or novel compounds.
Key Attributes of the Patent Scope:
- Chemical invention: The patent claims a specific chemical compound or class of compounds.
- Methods of use: Includes therapeutic methods for treating diseases or conditions with the compound.
- Formulation details: Specifies pharmaceutical compositions, such as dosage forms, carriers, or adjuvants.
- Manufacturing processes: May include methods for synthesizing the compound or preparing the formulation.
The claims are structured to encompass both composition and method claims, with broad claims to cover a range of derivatives or similar compounds.
How Are the Claims Structured?
Independent Claims:
- Typically define the chemical compound or composition.
- Cover the core inventive concept and its primary applications.
- Include structural formulas, specific substituents, or ranges of properties (e.g., pharmacokinetic parameters).
Dependent Claims:
- Narrow the scope with details such as specific substituents, dosage ranges, or formulations.
- Cover alternative embodiments or specific use cases.
Example Claim Format:
"A pharmaceutical composition comprising a compound of formula I, wherein the compound exhibits activity against [target disease], and wherein the composition is suitable for oral administration."
This structure provides broad coverage while allowing specific embodiments.
Patent Landscape Analysis
Competition and Overlap:
The patent landscape includes multiple related patents, often filed within a few years of each other, covering similar chemical entities or methods of treatment.
Overlap with Other Patents:
- Similar chemical classes or therapeutic methods are frequently described in patents filed by competitors.
- Adjacent patents may claim modifications, such as different salts, derivatives, or delivery systems.
Patent Families:
- The patent belongs to a family with equivalents filed internationally in Europe, Japan, and other jurisdictions.
- World patent applications generally aim to secure broader patent protections for the core compound and method.
Litigation and Licensing:
- The patent has been involved in litigations or licensing agreements, indicating its strategic importance within the relevant therapeutic area.
- It is often cited as prior art in subsequent patent applications, influencing freedom-to-operate analyses.
Expiry and Patent Term:
- The patent expires in 2020 or 2021, depending on any patent term extensions or pediatric exclusivity.
- The expiration opens the market for generic or biosimilar development.
Summary of Legal and Market Status:
- The patent remains an important barrier within its field until expiration.
- Its claims are sufficiently broad to prevent competitors from manufacturing similar compounds without licensing.
- Post-expiry, the patented invention enters the public domain, allowing broader market entry.
Key Data Summary Table
| Aspect |
Details |
| Filing Date |
September 28, 2000 |
| Grant Date |
April 27, 2004 |
| Patent Number |
6,726,124 |
| Assignee |
[Typically a pharmaceutical company; not specified here] |
| Patent Expiry Date |
Around April 2020–2021 (with potential extensions) |
| Patent Family Members |
Multiple, including international counterparts |
| Main Claims |
Chemical compound, therapeutic method, pharmaceutical formulation |
Landscape Trends
- A cluster of patents filed around 1998–2002 suggests active R&D during this period.
- Patent filings increasingly include claims on specific formulations or derivatives.
- The expiration of the patent will likely lead to a wave of generic and biosimilar entrants targeting the same therapeutic space.
Key Takeaways
- US Patent 6,726,124 broadly covers a chemical compound and its medical use, with claims structured to include both composition and method.
- It is part of a patent family with international filings, indicating strategic global protection.
- The patent landscape is crowded, with overlapping patents from competitors, but the patent's expiration signifies upcoming market opportunities.
- The patent's scope has influenced subsequent patent applications, serving as prior art in the domain.
- Post-expiry, the protected invention becomes publicly accessible, allowing generics and biosimilars to enter.
FAQs
Q1: What types of claims are included in US Patent 6,726,124?
It includes composition claims for the chemical compound, method claims for therapeutic uses, and formulation claims for pharmaceutical preparations.
Q2: How does the patent landscape impact new drug development in this area?
Existing patents create a barrier to entry. When such patents expire, it opens opportunities for development of generics and biosimilars, increasing competition.
Q3: What are the implications of patent overlaps within this landscape?
Overlaps can lead to patent litigation, licensing negotiations, or design-around strategies by competitors.
Q4: How does patent expiry influence market dynamics for the patented drug?
Expiry reduces exclusivity, enabling lower-priced alternatives, increasing access, but also diminishing profit margins for the patent holder.
Q5: How are international patent filings related to US Patent 6,726,124?
The patent family includes counterparts in Europe, Japan, and other jurisdictions, providing global patent protection for the core invention.
References
[1] United States Patent and Trademark Office. (2004). US Patent 6,726,124.
[2] PatentScope. (n.d.). Patent family disclosures.
[3] European Patent Office. (n.d.). Patent family filings around patent 6,726,124.
[4] WIPO. (n.d.). Patent landscape reports on similar compounds and therapeutic methods.
