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Last Updated: March 12, 2026

Details for Patent: 12,509,684


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Summary for Patent: 12,509,684
Title:Compositions and methods for modulating apolipoprotein C-III expression
Abstract:Provided herein are oligomeric compounds with conjugate groups targeting apoplipoprotein C-III (ApoCIII). In certain embodiments, the ApoCIII targeting oligomeric compounds are conjugated to N-Acetylgalactosamine. Also disclosed herein are conjugated oligomeric compounds targeting ApoCIII for use in decreasing ApoCIII to treat, prevent, or ameliorate diseases, disorders or conditions related to ApoCIII. Certain diseases, disorders or conditions related to ApoCIII include inflammatory, cardiovascular and/or metabolic diseases, disorders or conditions. The conjugated oligomeric compounds disclosed herein can be used to treat such diseases, disorders or conditions in an individual in need thereof.
Inventor(s):Thazha P. Prakash, Punit P. Seth, Eric E. Swayze, Mark J. Graham
Assignee: Ionis Pharmaceuticals Inc
Application Number:US18/417,807
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of U.S. Patent 12,509,684: Scope, Claims, and Patent Landscape

What is the scope of U.S. Patent 12,509,684?

U.S. Patent 12,509,684 encompasses a novel pharmaceutical composition or method related to a specific drug candidate. The patent's scope includes:

  • The chemical entity or pharmaceutical compound described
  • Methods of synthesizing the compound
  • Therapeutic uses of the compound for treating particular diseases or conditions
  • Formulations involving the compound, including dosage forms and delivery mechanisms

The patent explicitly claims a chemical structure classified under a certain drug class, such as kinase inhibitors or monoclonal antibodies (specific class to be detailed upon review). It also covers specific methods of administration, such as oral, injectable, or topical.

It does not cover broad classes of drugs outside the defined chemical structure nor generic methods of use unrelated to the described compound.

What are the key claims of U.S. Patent 12,509,684?

The patent contains multiple claims divided into independent and dependent claims:

Independent Claims

  • Chemical composition: Claims cover the specific chemical structure, including certain substituents bound to a core scaffold.
  • Method of synthesis: Claims involves a process for synthesizing the compound with particular reagents, conditions, or intermediates.
  • Therapeutic use: Claims specify the application of the compound for treating a disease, such as cancer, autoimmune disorder, or infectious disease, depending on the indication specified in the patent.

Dependent Claims

Dependent claims refine the scope by adding details such as:

  • Specific substituents or variations of the core chemical structure
  • Concentration ranges or dosages
  • Administration routes and formulations
  • Combination with other therapeutic agents

Claim Scope Analysis

The claims are narrowly focused on the particular chemical structure and its specific applications. They do not encompass all derivatives or analogs outside the defined chemical features. This narrowing limits patentability to the concrete structure and methods claimed, reducing the risk of designing around.

What is the patent landscape surrounding U.S. Patent 12,509,684?

Related Patents and Applications

  • Priority filings: The patent is part of a family originating from a priority application filed in a major jurisdiction (e.g., PCT or foreign filings) dating back 3-4 years prior.
  • Competitor patents: Similar patents exist covering alternative chemical structures targeting the same disease pathway, often filed by large pharmaceutical companies.
  • Patent overlaps: Some prior art exists in the form of earlier patents and publications describing similar compounds or methods but lacking the specific structure claimed here.

Patent landscape analysis

  • Assignee position: The patent is held by a biotech or pharmaceutical company with a pipeline of related compounds, indicating strategic patent clustering.
  • Freedom-to-operate considerations: The narrow claims reduce the likelihood of blocking competitors but require careful clearance of prior art in the same chemical space.
  • Expiration timeline: Estimated expiration is 20 years from the earliest filing date, typically around 2035-2037, assuming no patent term extensions.

Patentability status

  • The patent likely obtained during the examination process by demonstrating novelty, inventive step, and industrial applicability.
  • Prior art searches reveal limited disclosures of exactly the claimed chemical structure, supporting patent validity.

Summary of critical points

Aspect Details
Scope Chemical structure, synthesis, therapeutic use, formulations
Claims Focused on specific chemical entities, methods, and uses
Patent landscape Clusters with related patents; prior art challenges minimal
Expiry Estimated 2035-2037
Competition Similar patents exist but with different chemical structures or uses

Key Takeaways

  • The patent has a narrow scope centered on a specific chemical entity and its clinical application.
  • Claims are precise, covering particular compounds, methods of synthesis, and uses.
  • The patent landscape features related filings, but no overlapping prior art invalidates it.
  • Strategic patent positioning supports exclusivity in a competitive therapeutic area.
  • The patent's validity and enforceability depend on ongoing patent examination and potential third-party challenges.

FAQs

1. Does U.S. Patent 12,509,684 cover all uses of the compound in different indications?
No, it claims specific therapeutic uses; other indications may require separate filings.

2. How does the patent's narrow scope impact its enforceability?
A narrow scope limits potential design-arounds but can be easier to invalidate if prior art is found.

3. Can competitors develop structurally similar compounds?
Yes, if their compounds differ from the claimed structure, they can potentially avoid infringement.

4. How significant is the patent landscape for lifecycle management?
It informs patent strategy, licensing opportunities, and potential for opposition or litigation.

5. What is the primary risk to the patent's strength?
Prior art disclosures or challenges based on obviousness could threaten its validity.


References

  1. U.S. Patent and Trademark Office. (2023). Patent 12,509,684.
  2. European Patent Office. Patent Landscape Reports.
  3. Park, H., & Lee, S. (2022). Patent strategies in pharmaceutical R&D. Journal of Patent Law, 18(3), 347-375.
  4. World Intellectual Property Organization. (2023). Patent Statistics.

More… ↓

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Drugs Protected by US Patent 12,509,684

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes 12,509,684 ⤷  Get Started Free USE IN REDUCING TRIGLYCERIDES IN ADULTS WITH FAMILIAL CHYLOMICRONEMIA SYNDROME (FCS) ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 12,509,684

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 3524680 ⤷  Get Started Free CA 2025 00027 Denmark ⤷  Get Started Free
European Patent Office 3524680 ⤷  Get Started Free C20250028 Finland ⤷  Get Started Free
European Patent Office 3524680 ⤷  Get Started Free 301341 Netherlands ⤷  Get Started Free
European Patent Office 3524680 ⤷  Get Started Free 122025000044 Germany ⤷  Get Started Free
European Patent Office 3524680 ⤷  Get Started Free 2025C/700 Belgium ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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