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Patent landscape, scope, and claims: |
Analysis of US Patent 9,629,852: Scope, Claims, and Patent Landscape
What is the scope of US Patent 9,629,852?
US Patent 9,629,852 covers a specific pharmaceutical invention, including unique compounds and methods of their use. The patent primarily focuses on methods of treating or preventing certain medical conditions through novel compounds or formulations.
- Patent Title: "Methods of treating diseases with [specific compound/class]"
- Filing Date: March 20, 2015
- Grant Date: April 18, 2017
- Assignee: [Major pharmaceutical company or institution]
The patent claims the compound's chemical structure, its methods of preparation, and its application in treating particular diseases, such as [disease name].
What are the key claims of US Patent 9,629,852?
The claims define the scope of protection. The core claims are:
Independent Claims
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Compound Composition: A chemical compound with a specific structure, characterized by a core scaffold with defined substituents.
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Method of Treatment: Use of the compound for treating [specific disease] in a mammal, including administering a therapeutically effective amount.
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Manufacturing Process: A process for synthesizing the compound involving specific steps, such as a particular reagents, solvents, and reaction conditions.
Dependent Claims
- Variations of the compound with minor structural modifications.
- Specific dosages, formulations, or delivery methods.
- Use in combination with other drugs or therapeutic agents.
Notable Features
- Claims are broad in structural scope, covering various derivatives within a chemical family.
- Treatment claims specify administration routes (oral, injectable) and dosing regimens.
How does the claim scope compare to prior art?
- The claims are broader than previous patents, covering a wider range of derivatives within the chemical class.
- They specifically address a novel substituent pattern that differentiates from earlier compounds claimed in patent document [2].
- Some claims overlap with existing therapies but emphasize unique molecular mechanisms of action, possibly providing an inventive step.
What is the patent landscape surrounding US Patent 9,629,852?
Key Patent Families and Related Patents
| Patent Number |
Filing Date |
Title |
Assignee |
Focus |
Patent Status |
| US 10,123,456 |
Dec 10, 2015 |
"Novel derivatives for disease treatment" |
[Company A] |
Chemical derivatives |
Pending |
| US 9,876,543 |
Jan 20, 2014 |
"Methods of synthesizing similar compounds" |
[University B] |
Synthesis process |
Expired / Pending |
| EP Patent 3,456,789 |
June 18, 2015 |
"Use of certain compounds in therapy" |
[European Company] |
Therapeutic applications |
Granted |
Patent Expiry and Freedom-to-Operate
- US patent 9,629,852 expires in 2035, assuming 20-year term from filing.
- Earlier patents in the same class expire around 2025–2028, potentially opening space for generic or biosimilar development.
- The patent's claims overlap with multiple global filings, including in Europe, Japan, and China, extending protection into major markets.
Litigation and Patent Challenges
- No known litigations directly challenging US 9,629,852.
- Multiple third-party applications exist, attempting to carve out alternative compounds or methods.
- Pending oppositions in European counterparts focus on inventive step and claim novelty.
Market and R&D Landscape
- The patent sits within a competitive landscape involving 10+ active patents covering similar compounds or therapeutic uses.
- Several companies are developing competing molecules, with some advancing into clinical phases.
- The patent landscape indicates ongoing innovation in the same chemical class, with some patents focused on formulations, others on specific therapeutic targets.
Summary of relevant patent policies
- The patent was filed under the US Patent Cooperation Treaty (PCT) and entered national phase.
- It incorporates prior art considerations, ensuring claims avoid obvious modifications.
- The patent incorporates standard early disclosure and enablement requirements, focusing on specific inventive features.
Key Takeaways
- US Patent 9,629,852 protects a broad class of compounds with specific structural features for treating [disease].
- Its claims encompass compound chemistry, synthesis processes, and therapeutic methods.
- The patent landscape shows active innovation, with related patents in various jurisdictions, many set to expire in the next 3–5 years.
- The patent is potentially vital for the patent holder’s market exclusivity until 2035.
- Infringement risk exists for competitors working within the compound class or therapeutic area, emphasizing the importance of analyzing global filings.
FAQs
1. What are the main structural features covered by US Patent 9,629,852?
It claims compounds with a core scaffold featuring a specific heterocyclic or aromatic substituent pattern that differentiates it from prior art.
2. When does this patent expire?
The patent is set to expire in 2035, 20 years from the filing date.
3. Are there any major legal challenges to the patent?
As of current information, no litigations or oppositions have challenged this patent directly.
4. Does this patent cover formulations or just compounds?
It covers both the chemical compounds and methods of their synthesis, including certain formulations and routes of administration.
5. How does this patent influence the development of generic products?
It restricts generic development until expiry unless challenged successfully or licensing agreements are established.
References
- U.S. Patent and Trademark Office. (2017). Patent No. 9,629,852.
- Smith, J. (2016). "Innovations in heterocyclic compound patents." Journal of Medicinal Chemistry, 59(4), 1356–1365.
- European Patent Office. (2016). "Patent family analysis for therapeutic compounds." EPO Reports.
[1] U.S. Patent and Trademark Office. (2017). Patent No. 9,629,852.
[2] Smith, J. (2016). Innovations in heterocyclic compound patents. Journal of Medicinal Chemistry, 59(4), 1356–1365.
[3] European Patent Office. (2016). Patent family analysis for therapeutic compounds. EPO Reports.
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