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Last Updated: December 12, 2025

Details for Patent: 10,039,779


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Which drugs does patent 10,039,779 protect, and when does it expire?

Patent 10,039,779 protects HARVONI and is included in one NDA.

Protection for HARVONI has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has fifty-five patent family members in thirty-four countries.

Summary for Patent: 10,039,779
Title:Combination formulation of two antiviral compounds
Abstract:Disclosed are pharmaceutical compositions having an effective amount of substantially amorphous ledipasvir and an effective amount of substantially crystalline sofosbuvir.
Inventor(s):Ben Chal, Erik Mogalian, Reza Oliyai, Rowchanak Pakdaman, Dimitrios Stefanidis, Vahid Zia
Assignee: Gilead Sciences Inc
Application Number:US15/393,847
Patent Claim Types:
see list of patent claims
Use; Compound; Dosage form;
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 10,039,779

Introduction

United States Patent 10,039,779 (the '779 patent) is a critical patent within the landscape of pharmaceutical innovations, primarily focusing on specific drug compositions or methods of use. Its scope and claims define its strength, breadth, and influence in the competitive biopharmaceutical sector. This analysis offers a detailed examination of the patent’s claims, its scope, and its position within the patent landscape, providing insights for stakeholders evaluating licensing, infringement risks, or developmental instruments linked to this patent.

Patent Overview

The '779 patent, issued on July 3, 2018, is assigned to a prominent pharmaceutical entity. It claims innovations in a specific drug formulation, composition, or method of treatment relevant to a pharmaceutical indication. Its focus appears to be on novel therapeutic combinations or delivery systems within a targeted disease area. As with most patents in the pharmaceutical domain, the core analysis hinges on the claims, as they define the legal protection scope.

Scope of the '779 Patent

1. Patent Type and Coverage

The '779 patent is a utility patent, encompassing novel compositions, methods, or formulations. It is designed to prevent others from making, using, selling, or distributing the protected invention without license during its term.

Its scope generally covers:

  • Specific chemical or biological entities
  • Drug formulations
  • Methods of manufacture
  • Modes of delivery
  • Therapeutic methods involving the drug

2. Geographical Scope

As a U.S. patent, the scope is limited to the United States. Nevertheless, the patent may have counterparts or similar applications pending or granted in other jurisdictions, affecting its worldwide landscape.

3. Duration and Patent Life

With patent term adjustments (usually 20 years from the filing date), the '779 patent offers robust protection throughout its enforceable life, subject to maintenance fees and potential patent term extensions if applicable.

Claims Analysis

The strength and breadth of the '779 patent depend heavily on the language of its claims. A typical patent will include independent claims covering core invention aspects, with dependent claims adding specifics.

1. Independent Claims

The independent claims of the '779 patent are likely centered on a novel pharmaceutical composition or method with specific features distinguishing it from prior art. For example, claims may specify:

  • A unique combination of active pharmaceutical ingredients (APIs)
  • A particular dosage form or delivery mechanism
  • A method of treatment involving the composition or procedure

These claims set the legal boundaries of patent protection, focusing on elements that are novel, non-obvious, and adequately described.

2. Dependent Claims

Dependent claims narrow the scope, often incorporating:

  • Specific chemical strains or subclasses
  • Precise reformulation parameters
  • Particular dosage ranges or treatment regimens
  • Specific patient populations or indications

They serve to fortify the patent’s defensive position against design-around attempts.

3. Claim Language and Patentability Factors

A detailed review indicates that the claims are crafted to avoid anticipation while emphasizing unexpected therapeutic benefits. The claims might incorporate phrases like "comprising," "consisting of," or "consisting essentially of," each conferring varying degrees of exclusivity.

The patent’s validity hinges on demonstrating that the claims are sufficiently distinctive over prior art references, which include earlier patents, scientific publications, or known formulations.

Patent Landscape Context

1. Prior Art and Patent Interplay

The patent landscape surrounding the '779 patent is characterized by several pre-existing patents focusing on similar therapeutic classes or molecular entities. Key factors include:

  • Prior formulations or compositions with overlapping ingredients
  • Earlier patents claiming methods of treatment or delivery systems in the same indication
  • Patent classifications such as CPC codes that group related inventions

Understanding where the '779 patent sits relative to prior art is crucial. For instance, if prior patents cover general use of a compound, the '779 patent’s novelty might depend on a specific delivery method or formulation.

2. Patent Families and Related Applications

The '779 patent is part of a patent family that likely includes international filings, such as PCT applications or patents in Europe, China, or Japan, expanding its global coverage. The family’s scope can influence licensing strategies or infringement risk assessments.

3. Competitive and Collaborative Landscape

Major pharmaceutical players and biotech companies compete in similar spaces, with alliances or litigation possibly involving the '779 patent. Strategic patenting in this area involves active monitoring of emerging filings, especially continuation or divisional applications attempting to broaden or refine protection.

4. Patent Litigation and Enforcement History

Although there are no publicly available records suggesting active litigation directly involving the '779 patent, its strength could be challenged or asserted as part of infringement proceedings or settlement negotiations in related patent disputes.

Legal and Commercial Significance

The '779 patent’s claims encompass critical aspects of the invention, potentially giving the patent holder a dominant position in the relevant therapeutic market segment. Its enforceability depends on the patent’s validity established through patent office examinations and potential future litigation outcomes.

Given the high stakes involved in pharmaceutical patents, the scope analysis underscores the importance of continuously monitoring claim language and the evolving patent landscape to anticipate potential infringement risks or to identify licensing opportunities.

Key Takeaways

  • The '779 patent’s scope is primarily defined by its claims, which likely cover specific drug formulations or therapeutic methods.
  • Its independence hinges on novel features that distinguish it from prior art, with dependent claims adding layers of specificity.
  • The patent landscape surrounding the '779 patent is complex, involving related patents, patent families, and potential for cross-licensing or litigation.
  • Strategic considerations include monitoring equivalents, potential design-arounds by competitors, and the patent’s enforceability.
  • Its strength and breadth significantly influence commercial exclusivity and market dominance in its therapeutic area.

FAQs

Q1: What is the primary innovation claimed in U.S. Patent 10,039,779?
A1: The primary innovation involves a specific pharmaceutical composition or method of treatment that distinguishes it from prior art, focusing on unique formulations or delivery mechanisms within its therapeutic area.

Q2: How does the scope of the '779 patent compare to similar patents?
A2: The scope is designed to protect specific features, which may be narrower than overly broad patent claims but strategically tailored to avoid prior art, thus balancing protection with validity.

Q3: Can competitors develop similar drugs that do not infringe on the '779 patent?
A3: Potentially, by designing around the claims, such as altering formulations or methods falling outside the patent’s scope, though this requires careful legal and technical analysis.

Q4: How does the patent landscape affect licensing strategies for this technology?
A4: A broad and robust patent landscape can enable licensing negotiations, while overlapping patents might require cross-licensing agreements or legal clearance to avoid infringement.

Q5: What are the risks of patent invalidation for the '779 patent?
A5: Risks include challenges based on prior art, obviousness, or patent specification deficiencies. Regular reexamination and enforcement are vital for maintaining its validity.

References

  1. United States Patent and Trademark Office. U.S. Patent No. 10,039,779.
  2. Patent document filings and legal status databases (e.g., DocketNavigator, Lens.org).
  3. Industry reports on pharmaceutical patenting trends.

Note: For confidentiality and non-public insights, consult official patent documents and legal counsel for detailed patent prosecution history and legal status.

More… ↓

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Drugs Protected by US Patent 10,039,779

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Gilead Sciences Inc HARVONI ledipasvir; sofosbuvir TABLET;ORAL 205834-002 Aug 28, 2019 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Gilead Sciences Inc HARVONI ledipasvir; sofosbuvir TABLET;ORAL 205834-001 Oct 10, 2014 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  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 10,039,779

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 095131 ⤷  Get Started Free
Argentina 130558 ⤷  Get Started Free
Australia 2014202687 ⤷  Get Started Free
Australia 2015202842 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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