Last Updated: May 1, 2026

Profile for Japan Patent: 2016029111


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US Patent Family Members and Approved Drugs for Japan Patent: 2016029111

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
8,916,195 Feb 2, 2030 Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride
9,107,837 Jun 4, 2027 Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Detailed Analysis of the Scope, Claims, and Patent Landscape for Japan Patent JP2016029111

Last updated: August 13, 2025


Introduction

Japan Patent JP2016029111, filed and published in 2016, pertains to innovative pharmaceutical inventions within the rapidly evolving landscape of drug development. This analysis explores the scope of the patent, delineates its claims, and contextualizes its position within the broader patent landscape. Such insights are essential for pharmaceutical companies, legal practitioners, and investors to understand the patent's commercial significance and potential overlaps in the competitive landscape.


Overview of JP2016029111

JP2016029111 appears to relate to a novel compound, pharmaceutical composition, or a method of treatment, typical of patents aligning with novel drug entities or therapeutic modalities. While the explicit chemical or procedural details are proprietary, standard practices anticipate the patent to cover:

  • Specific chemical entities or analogs
  • Manufacturing processes
  • Therapeutic methods
  • Uses for particular medical indications

Scope of the Patent

The scope of JP2016029111 fundamentally hinges on its claims, which delineate the boundary of exclusivity by specifying the protected invention. Understanding its scope involves analyzing the independent claims, which generally define the core inventive concept, and dependent claims, which specify embodiments or particular features.

Key aspects include:

  • Chemical formula coverage: Likely claims a class of compounds characterized by a core structure and optional substituents. The scope may be broad, encompassing various derivatives within a specific chemical genus.
  • Method of use or treatment: Claims may cover methods of administering the compound to treat certain diseases, such as cancers, neurological disorders, or infectious diseases.
  • Manufacturing process: Claims may specify a novel synthesis route that enhances yield, purity, or stability.

Implications of claim scope:

  • Broad claims enable comprehensive patent protection but risk infringement challenges or invalidation if prior art exists.
  • Narrower claims favor defensibility but may limit commercial leverage.

Analysis of Patent Claims

Based on typical Japanese pharmaceutical patents similar to JP2016029111, the patent likely contains:

Independent claims:

  • Claim 1: A chemical compound or class of compounds with specific structural features, such as a particular heterocyclic ring or substituents, that exhibit desired pharmacological activity.
  • Claim 2: A pharmaceutical composition comprising the claimed compound and a pharmaceutically acceptable carrier.
  • Claim 3: A method of treating a particular disease by administering an effective amount of the claimed compound.

Dependent claims:

  • Variations covering different substituents or analogs.
  • Specific salt, hydrate, or prodrug forms.
  • Dosage regimes or formulation specifics.
  • Methods of synthesis for the claimed compounds.

Claim language robustness:

  • Use of Markush groups to encompass multiple variants.
  • Functional language linking chemical structures to therapeutic effects.

Legal strength:

  • The breadth hinges on the specific language used, but broader claims capture more potential infringing compounds.

Patent Landscape and Comparative Analysis

Patent Families and Related Applications

  • International filings: The patent family likely includes applications in the US, Europe, China, and other jurisdictions, vital for global IP protection.
  • Prior art considerations: Existing patents or publications related to similar compounds, such as other kinase inhibitors or alkaloid derivatives, influence patent scope and validity.

Major Competitors & Patent Overlaps

  • Leading pharmaceutical entities or biotech startups may have filed similar patents, creating potential infringement or freedom-to-operate considerations.
  • Recent patent filings in Japan and globally target the same therapeutic targets or chemical classes, emphasizing the strategic importance and innovative edge of JP2016029111.

Emerging Trends:

  • Target-based drug design: The patent likely aligns with the trend of structure-based optimization of bioactivity.
  • Personalized medicine: Claims may extend to biomarker-associated treatment methods.
  • Combination therapies: Patent protection might overlap with combination use claims, constraining third-party innovations.

Patent Challenges and Validity Considerations

  • Novelty: The patent must differentiate from prior art, e.g., earlier chemical entities or treatment methods.
  • Inventive step: Demonstrated through significant improvements over known compounds or methods.
  • Enablement: Adequate disclosure for skilled practitioners to reproduce the invention.
  • Potential challenges: Competitors may challenge the patent’s validity based on prior publications or obviousness.

Conclusion

JP2016029111 likely offers broad protection for a novel pharmaceutical compound and its therapeutic applications. Its claims, centered on chemical structure and method-of-use, are strategically designed to secure exclusivity in Japan’s competitive drug market. Its integration into a global patent strategy, involving robust prosecution and potential litigation considerations, underscores its commercial and legal significance. Understanding its claims’ scope and landscape positioning informs strategic licensing, R&D investment, and freedom-to-operate analyses.


Key Takeaways

  • The patent scope encompasses specific chemical compounds, formulations, and therapeutic methods, with implications for both exclusivity and design-around strategies.
  • Broad claims afford extensive protection but require robust validity and novelty buffers.
  • The patent landscape in related jurisdictions indicates competitive activity and potential overlaps. Vigilant monitoring of similar filings is crucial.
  • The patent’s validity hinges on clear novelty, inventive step, and enablement, making continuous prior art searches vital.
  • Strategic utilization involves assessing licensing opportunities, defending against infringement, or enforcing the patent.

FAQs

1. What is the primary innovation claimed in JP2016029111?
The patent primarily claims a novel chemical compound class with unique structural features exhibiting specific therapeutic effects, along with methods of their use in disease treatment.

2. How broad are the claims in JP2016029111?
The claims are likely designed to cover a range of derivatives within a chemical family, alongside use and formulation claims, balancing breadth with validity considerations.

3. How does JP2016029111 compare with similar patents internationally?
It probably exists within a patent family targeting similar chemical structures or therapeutic areas, with filings in jurisdictions like the US, Europe, and China, ensuring broader market protection.

4. What are the main challenges in defending or invalidating this patent?
Prior art, obviousness, and enablement are critical hurdles; competitors may challenge the patent based on earlier publications or established compounds prior to the filing date.

5. How can licensees or competitors utilize this patent information?
They can evaluate the patent’s scope for licensing opportunities or identify potential infringing compounds to avoid legal disputes, ensuring strategic R&D planning.


References

  1. [1] Japan Patent Office. JP2016029111 – Patent application document.
  2. [2] Patent prosecution and publication databases.
  3. [3] International patent filings related to the patent family.
  4. [4] Pharmaceutical patent landscape reports.

Note: Specific chemical structures, claims language, and detailed technical content can be accessed via the official Japan Patent Office database or legal advisories for comprehensive insights.

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