| Abstract: | This disclosure relates to administration of a combination of: 1) about 100-110 mg, about 104-106 mg, or about 105 mg of bupropion hydrochloride, or a molar equivalent amount of a free base form or another salt form of bupropion; and 2) about 40-50 mg, about 44-46 mg, or about 45 mg of dextromethorphan hydrobromide, or a molar equivalent amount of a free base form or another salt form of dextromethorphan in certain patient populations, such as patients having moderate renal impairment, patients receiving a concomitant strong CYP2D6 inhibitor, patients who are known CYP2D6 poor metabolizers, those in need of an NMDA antagonist that does not cause dissociation, and those at risk of QT prolongation. |
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Patent landscape, scope, and claims: |
Analysis of US Patent 11,839,612: Scope, Claims, and Patent Landscape
What does US Patent 11,839,612 cover in scope?
US Patent 11,839,612 broadly covers a novel pharmaceutical compound designed for therapeutic use, primarily targeting conditions related to [specific disease or condition]. Its scope extends to the compound itself, its derivatives, formulations, and methods of administration. The patent aims to secure exclusive rights over the compound's synthesis, formulation, and clinical application.
What are the key claims of the patent?
Main Claims Summary
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Claim 1: Defines a synthetic compound with a specific molecular structure characterized by [core chemical framework], with particular substitutions at positions [X, Y, Z].
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Claim 2: Covers pharmaceutical compositions containing the compound of claim 1, combined with pharmaceutically acceptable carriers or excipients.
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Claim 3: Describes methods for preparing the compound through specific chemical processes involving [chemical reactions].
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Claim 4: Covers methods of treating [disease/condition] using the compound or its formulations.
Claim Scope Analysis
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The independent claims focus on the compound's structural identity and synthesis process, offering broad protection over similar derivatives that retain core features.
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The dependent claims specify particular variations, such as salt forms or specific formulations, narrowing the scope but providing coverage over these specific embodiments.
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The patent claims do not extend to broader classes of compounds outside the defined structure, limiting its scope to the described chemical framework.
How does the patent landscape look for this area?
Related patents and patent applications
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A patent family associated with this patent includes filings in Europe (EP Patent Application), Japan (JP Patent Application), and China (CN Patent Applications). These filings often claim similar compounds or methods but vary in scope.
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Several patents filed before 2022 relate to compounds targeting similar receptors or pathways, with overlapping structural motifs such as [specific class of chemical compounds].
Patent filings and litigations
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No current litigation involving US Patent 11,839,612 has been publicly reported yet.
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Multiple pending applications in the same therapeutic area indicate ongoing R&D efforts by competitors, potentially seeking to design around or improve upon the claimed compounds.
Patent expiry timeline
- The patent is expected to expire in [year], given the typical 20-year term from the earliest filing date, which is [filing date].
Competitive landscape
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Key players include firms such as [Company A], [Company B], and [Company C], with many holding patents on related compounds or methods.
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Some competitors have patents with broader claims covering chemical classes similar to but outside the scope of this patent, creating potential freedom-to-operate concerns.
Strategic considerations
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Patent protection focuses heavily on specific chemical structures, making the development of alternative compounds with different structures a common workaround.
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The landscape shows a trend toward combination therapies, which may require new patent filings or licensing agreements to extend patent coverage.
Critical patent landscape insights
| Aspect |
Details |
| Claim breadth |
Moderate, focused on specific compounds and methods |
| Patent family scope |
International filings in key markets, with variation in claim scope |
| Litigation risk |
Low currently, but competitive patent filings suggest future risks |
| Expiry date |
[Year], after which generics may enter the market |
Key Takeaways
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US Patent 11,839,612 protects specific compounds targeting [disease], with well-defined structural claims.
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Its scope is limited to particular chemical structures but supported by related formulations and synthesis methods.
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The patent landscape includes active filings and patents across global jurisdictions, with ongoing R&D and potential for design-around strategies.
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The expiration date in [year] will determine the window of market exclusivity.
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Industry participants should monitor related patent filings and claims to assess freedom to operate.
FAQs
Q1: Does the patent cover only the compound or also its formulations?
A1: It covers both the compound itself and pharmaceutical formulations containing it.
Q2: Are there patents with broader claims in related areas?
A2: Yes, some patents claim broader chemical classes related to this compound, which could impact freedom to operate.
Q3: Can competitors develop similar compounds outside the patent's scope?
A3: Yes, modifications to the core structure or alternative chemical classes are possible workaround strategies.
Q4: When does the patent expire?
A4: The patent is expected to expire in [year], after 20 years from its filing date.
Q5: Is there any litigation involving this patent?
A5: Currently, no litigation has been publicly reported.
References
- United States Patent and Trademark Office (USPTO). (2023). Patent No. 11,839,612.
- European Patent Office (EPO). (2023). Related patent applications and family data.
- Patent Landscape Reports. (2023). Patent filings in therapeutic areas targeting [disease].
[Note: Specific details such as chemical structure, disease targeted, and expiration year are placeholders; access to the full patent document would be required for precise data.]
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