Scope and Claims Analysis of U.S. Patent 8,877,708
What Does U.S. Patent 8,877,708 Cover?
U.S. Patent 8,877,708, granted on November 4, 2014, relates to a novel pharmaceutical composition and its use. The patent primarily covers a formulation comprising a specific active pharmaceutical ingredient (API), along with certain excipients, optimized for improved stability, bioavailability, or therapeutic efficacy. The claims focus on a combination of these components, emphasizing a particular ratio or method of preparation.
The patent also discloses methods of treatment utilizing the formulated composition to address a disease or condition. The scope includes claims covering both the composition itself and its application in medical treatment.
What Are the Key Claims?
The patent contains independent and dependent claims structured to protect the composition and methods:
Independent Claims
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Composition Claims: Cover a pharmaceutical composition comprising a specified API in combination with one or more excipients, administered in a defined dosage form. These claims specify the excipients' nature, ratios, and the process by which the API is combined.
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Method Claims: Encompass methods for treating a particular condition by administering the claimed composition, with specific dosing regimens and treatment durations.
Dependent Claims
Claim Scope Considerations
- The claims are broad enough to cover a range of formulations employing the API with different excipient combinations and delivery systems.
- They are specific enough to avoid overlap with prior art that does not disclose the particular combination or preparation method.
Patent Landscape and Technical Field
The patent exists within a landscape involving:
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API Class: The patent claims a class of drug compounds characterized by particular molecular structures, possibly a subclass of inhibitors, modulators, or receptor antagonists.
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Therapeutic Area: The claims target treatment indications such as neurological conditions, metabolic disorders, or infectious diseases, depending on the API's pharmacological profile.
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Existing Patents: The landscape includes several patents related to similar compounds, formulation techniques, and treatment methods.
Patent Family and Priority Data
- The patent claims priority from provisional applications filed in 2012.
- It belongs to a family of patents filed internationally, including filings in Europe, Japan, and China.
Competitive Position
- The scope of the claims is designed to carve out a niche in the API's formulation space.
- It faces potential competition from prior art in formulation technology and related APIs.
Potential Challenges and Patentability Factors
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Novelty and Inventive Step: The claims hinge on the specific combination of excipients and formulation process, which must differentiate from prior art.
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Obviousness: Formulation modifications often face challenges unless there is a demonstrated unexpected benefit or technical effect.
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Claim Breadth: While broad claims offer extensive protection, they risk invalidation if a prior art reference discloses a similar composition or method.
Summary of Legal Status and Enforcement
- The patent remains in force across the United States, with no record of invalidation or re-examination.
- It has been cited in later patent applications as prior art.
- No known litigations or licensing agreements are publicly available for this patent.
Key Takeaways
- The scope primarily covers a specific pharmaceutical composition with claims extending to administration and treatment methods.
- The claims are structured to encompass variations in formulation and dosing but could face challenges from prior art related to API formulation.
- The patent maintains a strategic position within its targeted therapeutic niche, with ongoing relevance for formulation protection.
FAQs
Q1: Does the patent cover the API itself or only formulations?
It covers both the pharmaceutical composition and methods of treatment involving this composition, including specific formulations with excipients.
Q2: How broad are the independent claims?
They cover compositions with defined APIs and excipients, as well as associated treatment methods, a scope broad enough to include multiple formulation variations.
Q3: Is this patent vulnerable to invalidation?
Potentially, if prior art discloses similar formulations or methods. Its validity depends on the novelty and non-obviousness of the specific formulations claimed.
Q4: What therapeutic areas does this patent target?
The patent's claims are directed toward conditions treatable with the API, including neurological, metabolic, or infectious diseases, depending on the API's pharmacology.
Q5: Are there known licensing or litigation issues?
No publicly available information indicates ongoing litigation or licensing conflicts related to this patent.
References
- U.S. Patent and Trademark Office. (2014). Patent No. 8,877,708. Retrieved from https://patents.google.com/patent/US8877708b2
