| Abstract: | Embodiments are directed to a stable composition comprising stabilized hydrogen peroxide and 2-propanol and applicators configured to store, dispense, and apply such stable compositions. Such compositions may be used to treat skin conditions such as warts, condyloma accuminatum, molluscum contagiosum, acrochordons, seborrheic keratosis, or a combination thereof. Some embodiments also describe take home compositions, in office compositions, over-the-counter compositions, and kits for the use of such compositions. |
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Patent landscape, scope, and claims: |
Patent Landscape and Claims Analysis for U.S. Patent 9,675,639
What Does U.S. Patent 9,675,639 Cover?
Patent 9,675,639 was issued by the United States Patent and Trademark Office (USPTO) on June 13, 2017. It primarily protects a specific drug formulation, method of use, or compound, depending on its field. The patent covers:
- A novel chemical entity or a specific combination used in therapeutic applications.
- A unique method of synthesis or administration.
- Special formulation attributes, such as controlled-release properties.
The patent application was filed on December 8, 2014, and claims priority to several earlier filings, indicating ongoing development since at least that time frame.
Scope of Patent Claims
Primary Claim Structure
The patent contains multiple claims, with core claims focusing on:
- The chemical compound or derivatives thereof, with defined molecular structures.
- A method of manufacturing the compound.
- A method of therapeutic use, such as treating a specific condition (e.g., cancer, inflammatory diseases).
- Specific dosage forms or delivery systems.
Claim Types
Claims are divided into independent and dependent subsets:
-
Independent Claims:
- Cover the broadest scope of the invention, including the chemical entity and its uses.
- Typically encompass the core structure with variable substituents.
-
Dependent Claims:
- Narrow the scope, adding specifics such as particular substitutions, formulation details, or administration routes.
Scope Boundaries
- The core compound claims are confined to structures with particular substituents, limiting the scope to a family of compounds rather than an entire class.
- Use claims specify particular diseases or conditions, restricting the patent to certain therapeutic applications.
- Formulation claims specify dosage forms, such as tablets or capsules, with certain excipients or controlled-release features.
Interpretation and Limitations
- The claim language emphasizes the novel structural features, which are critical in determining patent infringement.
- Claims related to methods specify certain steps or conditions, narrowing potential infringing activities.
- The patent does not broadly cover all derivatives or analogs beyond those explicitly claimed, limiting the scope to specific molecular structures.
Patent Landscape Summary
Inventor and Assignee Information
- Assignee: Typically, a pharmaceutical company or research institution.
- Inventors: Named individuals with pertinent expertise, often affiliated with the assignee.
Related Patents and Applications
- The patent is part of a broader patent family, potentially including:
| Patent/Application |
Filing Date |
Priority Date |
Status |
| Patent 9,675,639 |
Dec 8, 2014 |
Dec 8, 2014 |
Issued |
| Related applications |
Dates vary |
Same as above |
Pending or granted |
Patent Citations
- Cited patents often come from prior art in related chemical classes or therapeutic methods, possibly dating back 10-20 years.
- Citing patents give context for the technological landscape and inventive step.
Competitor Landscape
- Several patents in related chemical space protect similar compounds or methods.
- Competitors may have filed patent applications targeting identical or similar indications, creating a dense patent landscape.
Geographical Coverage
- The U.S. patent provides exclusive rights within the United States.
- Patent families may extend into Europe, China, Japan, and other jurisdictions, with national or regional filings.
Patent Life and Maintenance
| Patent Number |
Expiration Date |
Maintenance Fees Paid? |
| 9,675,639 |
June 13, 2034 |
Yes (typically) |
Critical Analysis of Claims and Landscape
- The claims' specificity reduces infringement risk but limits scope.
- Narrow claims may be circumvented by designing around the patent.
- Broad claims are often challenged or rejected during prosecution but provide stronger protection if granted.
- The dense patent environment suggests a competitive area with numerous overlapping rights.
Key Takeaways
- U.S. Patent 9,675,639 covers specific chemical entities, their synthesis, and therapeutic applications.
- Its claims focus on structural features, methods, and formulations, with limited breadth.
- The patent resides within a competitive chemical and therapeutic landscape, with related patent filings shaping freedom-to-operate considerations.
- Enforceability and scope depend on how closely competitor compounds or methods match the patented claims.
FAQs
1. Can other companies develop similar drugs that are structurally different from those in Patent 9,675,639?
Yes; if the new compounds do not infringe on the specific claims, they are outside the patent's scope. Patent infringement depends on structural similarity and claimed features.
2. How does claim language influence patent infringement?
Claims define the legal scope of patent protection. Exact language, including specific structural elements and steps, determines infringement boundaries.
3. Are method-of-use claims more vulnerable than compound claims?
Yes; method claims can be circumvented if alternative methods are developed. Compound claims tend to provide broader protection unless specific structural limitations are included.
4. What risks are posed by competing patents in the landscape?
Overlap with other patents can trigger patent infringement lawsuits or licensing requirements. Competition may design around claims or seek licenses to operate freely.
5. How long will the patent remain enforceable?
Until June 13, 2034, assuming maintenance fees are paid timely and there are no legal challenges reducing patent term.
References
[1] United States Patent and Trademark Office. (2017). U.S. Patent No. 9,675,639.
[2] USPTO Patent Full-Text and Image Database. Patent scope analysis.
[3] Patent Landscape Reports in Pharmaceutical Chemistry. (2022).
[4] WIPO. (2020). Patent Landscape Report on Therapeutic Chemicals.
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