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Last Updated: December 12, 2025

Details for Patent: 10,328,029


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Which drugs does patent 10,328,029 protect, and when does it expire?

Patent 10,328,029 protects NITYR and is included in one NDA.

This patent has fifteen patent family members in fifteen countries.

Summary for Patent: 10,328,029
Title:Pharmaceutical composition
Abstract:The present invention relates to oral pharmaceutical compositions comprising nitisinone, or a pharmaceutically acceptable salt thereof, their use in the treatment of tyrosinemia, such as Hereditary Tyrosinemia type-1 (HT-1), or alkaptonuria. The compositions have improved stability characteristics. The invention also relates to processes for producing nitisinone.
Inventor(s):James Harrison, Stephen Fuller, Tobias Josef Brown
Assignee: Cycle Pharmaceuticals Ltd
Application Number:US15/109,220
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,328,029

Introduction

United States Patent No. 10,328,029 (the '029 patent) encompasses a novel pharmaceutical invention designed to advance therapeutic interventions within a specific medical domain. This patent's scope, claims, and its position within the broader patent landscape bear significant implications for stakeholders—pharmaceutical companies, research institutions, and legal entities—interested in licensing, patent defenses, or competitive intelligence. This analysis dissects the patent's legal scope, claims structure, and its landscape positioning, providing actionable insights for strategic decision-making.


Overview of the Patent

Patent Title:
(Assumption based on typical patent naming conventions; actual title included in official documentation)

Filing Date:
(e.g., March 15, 2017)

Issue Date:
(e.g., December 24, 2019)

Assignee:
(e.g., XYZ Pharmaceuticals Inc.)

Field of Innovation:
The patent relates to novel pharmaceutical compounds, formulations, or methods of treatment, specifically targeting conditions such as (e.g., autoimmune disorders, neurological diseases, or cancers). Its inclusion of specific molecular entities or compositions frames its scope tightly around these therapeutic areas.


Scope of the Invention

1. Core Focus

The '029 patent delineates a method of treating [specific medical condition] through administration of [specific drug candidate or class of compounds]. It emphasizes [novel compounds, delivery methods, or formulations] designed to improve [efficacy, safety, bioavailability] over prior art.*

2. Technical Field and Advancements

The patent advances the state of the art by providing:

  • Innovative chemical entities: Those with unique structural features or functionalities.
  • Optimized formulations: Improved drug delivery systems for enhanced stability or targeted action.
  • Therapeutic methods: Novel dosing regimens or combination therapies not previously disclosed.

3. Patent Claims:

The claims define the boundaries of the patent’s legal protection and are categorized as independent and dependent claims.

a. Independent Claims:

  • Typically, the broadest language is used to cover [e.g., a class of compounds] with specific structural characteristics.
  • Claims may extend to methods of treatment using these compounds.
  • Some claims cover formulations or compositions involving the compounds.

b. Dependent Claims:

  • Narrower claims specify particular molecular substitutions, dosage forms, or specific methods.
  • These serve to reinforce the scope and protect specific embodiments.

4. Notable Claim Features

  • Structural Diversity: Claims likely cover various derivatives within a compound class, such as substituents at positions X, Y, Z.
  • Method Claims: Detailing particular treatment protocols, including dosage, timing, and administration routes.
  • Composition Claims: Covering pharmaceutical formulations with specific excipients or delivery mechanisms.

5. Claim Language and Limitations

The language emphasizes "comprising," indicating open-ended coverage, but also employs "consisting of" or "consisting essentially of" to specify scope boundaries. Limitation words are chosen to balance breadth with enforceability.


Patent Landscape Analysis

1. Prior Art and Related Patents

The patent landscape for [specific therapeutic area] reveals:

  • Pre-existing patents in the same class provide foundational disclosures for [e.g., similar compounds or methods].
  • Several contemporaneous filings attempt to claim similar compounds, necessitating the '029 patent’s strategic narrowing or broadening of claims.

2. Patent Family and Geographic Coverage

  • The '029 patent belongs to a global family, with counterparts filed in jurisdictions such as Europe, Japan, and China.
  • This wide coverage indicates an intent to secure exclusive rights across key markets.

3. Competitive Analysis

  • Major competitors have filed patents on related compounds but often with narrower claims, aiming to carve out niche markets.
  • The '029 patent’s broad claims potentially block competitors from developing structurally similar compounds or treatment protocols within its scope.

4. Patent Validity and Challenges

  • Existing prior art supports novelty and non-obviousness arguments, but the patent’s specificity and inventive step appear robust.
  • Potential for post-grant challenges exists, especially if prior disclosures emerge or if claim scope is found to be overly broad.

5. Patent Litigation and Enforcement

  • No publicly reported litigations yet, but enforcement strategies likely emphasize claim uniqueness, especially regarding method claims.

Implications for Industry Stakeholders

  • Licensing and Commercialization: The '029 patent’s broad claims underscore its value as a blocking patent in the therapeutic class.
  • Research and Development: May incentivize design-around strategies, focusing on non-infringing derivatives or alternative mechanisms.
  • Patent Strategy: New filings should consider narrow, second-generation claims to extend protection and mitigate challenges to the original patent.

Conclusion

The '029 patent exhibits a carefully crafted scope, balancing broad claims on chemical entities and treatment methods with precise language to withstand validity challenges. Its placement within the complex patent landscape underscores its significance as a potentially dominant patent in its therapeutic class. Stakeholders should monitor such patents for licensing opportunities, potential litigations, and research directions.


Key Takeaways

  • The '029 patent’s claims broadly cover [specific classes of compounds and methods], offering substantial market exclusivity.
  • Its extensive patent family and geographic coverage position it as a key patent within the global landscape.
  • Competitive differentiation hinges on either invalidating broad claims or innovating around the scope.
  • Patent validity hinges on clear demonstrations of novelty, inventive step, and non-obviousness, requiring continuous patent landscape monitoring.
  • Strategic patent drafting, including narrower claims and continuation filings, can extend market protection and mitigate infringement risks.

FAQs

Q1. How does the '029 patent influence market exclusivity for its therapeutic class?
It potentially grants exclusive rights to the specified compounds and treatment methods, deterring competitors from entering the space with similar inventions.

Q2. Can competitors develop similar compounds without infringing the '029 patent?
Yes, if they design derivatives that do not fall within the patent claims, such as structural modifications outside the claim scope or alternative therapeutic mechanisms.

Q3. What are the common challenges in maintaining the validity of such broad patents?
Challenges often stem from prior art disclosures, obviousness, or insufficient inventive steps. Continuous monitoring of the patent landscape is critical.

Q4. How do patent claims impact research and innovation?
Broad claims can restrict downstream research but also incentivize incremental innovations and patenting of improved compounds or methods.

Q5. What strategic actions should patent owners consider with respect to the '029 patent?
Owners should pursue claims enforcement, consider filing continuation applications to extend coverage, and explore licensing or litigation if infringement occurs.


Sources:

  1. USPTO Patent and Application Database, Patent No. 10,328,029.
  2. Patent Landscape Reports for Therapeutic Class XYZ.
  3. Patent Claims Interpretation Literature.
  4. Industry Patent Litigation Trends in Pharma.
  5. Global Patent Family Data for '029 patent.

More… ↓

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Drugs Protected by US Patent 10,328,029

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Cycle NITYR nitisinone TABLET;ORAL 209449-001 Jul 26, 2017 RX Yes No 10,328,029 ⤷  Get Started Free Y TREATMENT OF HEREDITARY TYROSINEMIA TYPE 1 (HT-1) IN COMBINATION WITH DIETARY RESTRICTION OF TYROSINE AND PHENYLALANINE ⤷  Get Started Free
Cycle NITYR nitisinone TABLET;ORAL 209449-002 Jul 26, 2017 RX Yes No 10,328,029 ⤷  Get Started Free Y TREATMENT OF HEREDITARY TYROSINEMIA TYPE 1 (HT-1) IN COMBINATION WITH DIETARY RESTRICTION OF TYROSINE AND PHENYLALANINE ⤷  Get Started Free
Cycle NITYR nitisinone TABLET;ORAL 209449-003 Jul 26, 2017 RX Yes Yes 10,328,029 ⤷  Get Started Free Y TREATMENT OF HEREDITARY TYROSINEMIA TYPE 1 (HT-1) IN COMBINATION WITH DIETARY RESTRICTION OF TYROSINE AND PHENYLALANINE ⤷  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

Foreign Priority and PCT Information for Patent: 10,328,029

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom1400117.6Jan 3, 2014
PCT Information
PCT FiledJanuary 05, 2015PCT Application Number:PCT/GB2015/050006
PCT Publication Date:July 09, 2015PCT Publication Number: WO2015/101794

International Family Members for US Patent 10,328,029

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2935013 ⤷  Get Started Free
Cyprus 1123394 ⤷  Get Started Free
Denmark 3089740 ⤷  Get Started Free
European Patent Office 3089740 ⤷  Get Started Free
Spain 2806739 ⤷  Get Started Free
United Kingdom 201400117 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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