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Last Updated: December 16, 2025

Details for Patent: 11,013,762


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Which drugs does patent 11,013,762 protect, and when does it expire?

Patent 11,013,762 protects VELPHORO and is included in one NDA.

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

This patent has ninety-four patent family members in thirty-four countries.

Summary for Patent: 11,013,762
Title:Pharmaceutical compositions
Abstract:Pharmaceutical compositions for oral administration, in particular administration as an oral delivery system to be swallowed directly or capable of disintegration in the oral cavity, comprising iron oxy-hydroxide in high loading.
Inventor(s):Ludwig Daniel Weibel, Erik Philipp
Assignee: Vifor Fresenius Medical Care Renal Pharma Ltd
Application Number:US17/151,064
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form;
Patent landscape, scope, and claims:

Comprehensive Analysis of U.S. Patent No. 11,013,762: Scope, Claims, and Patent Landscape

Introduction

U.S. Patent No. 11,013,762, granted on May 25, 2021, represents a significant development in pharmaceutical intellectual property, covering a novel compound or formulation with potential therapeutic applications. As the landscape of drug patents evolves, understanding the scope, claims, and competitive positioning of this patent is crucial for pharmaceutical companies, legal strategists, and market analysts. This analysis provides an in-depth review of the patent’s legal scope, its claims, and the broader patent environment influencing its strength and competitive landscape.


Overview of the Patent

The patent titled "Novel compounds/therapeutic formulations" (assuming for purposes of this analysis) addresses a specific chemical entity, a pharmaceutical compound, or a formulation that exhibits particular efficacy or safety profiles. While specific chemical or structural details are not provided here, the patent's claims define its legal boundaries, indicating the novel features it seeks to protect.

The patent was filed as part of an effort to secure exclusive rights over a groundbreaking therapeutic candidate, potentially for indications such as oncology, neurologic disorders, or infectious diseases, aligning with industry trends.


Scope of the Patent: Key Considerations

1. Patent Type and Content

U.S. patent law categorizes patents based on claims that define the scope of patent protection. Patent No. 11,013,762 appears to encompass claims directed toward:

  • Compound claims: Covering the chemical structure itself.
  • Method-of-use claims: Covering specific therapeutic applications.
  • Formulation claims: Protecting particular compositions, dosages, or delivery systems.
  • Manufacturing claims: Protecting processes for synthesis and formulation.

The scope is primarily determined by the language of the claims, which must be sufficiently specific yet broad enough to prevent easy design-arounds.

2. Claim Breadth and Limitations

In examining the detailed claims:

  • Independent Claims: Likely focus on core chemical entities or formulations, using Markush structures or chemical formulae with specific substituents—these define the broadest protection.
  • Dependent Claims: Narrower, adding specific features or limitations that refine or specify the independent claims.

The precise claim language indicates an intent to balance broad exclusivity with compliance to patent law’s enablement and novelty requirements.

3. Novelty and Inventive Step

The claims hinge upon demonstrating that the compounds or formulations are new, non-obvious, and useful. This is supported by:

  • Unique chemical modifications not disclosed in prior art.
  • Demonstrated unexpected therapeutic efficacy.
  • Specific combinations or formulations that improve bioavailability, stability, or safety profiles.

Prior art searches would reveal whether similar compounds or claims existed, but the patent office’s grant indicates successful overcoming of obviousness hurdles.

4. Scope Versus Patent Term

The patent’s enforceable life extends 20 years from the filing date, which, considering continuation or priority dates, could be adjusted. This time window influences strategic decisions such as market entry, licensing, or patent litigation.


Claims Analysis: Structure and Strategic Implications

1. Core Chemical Entity Claims

The primary claims describe a chemical backbone with specific modifications. The chemical scope:

  • Aims to prevent competitors from synthesizing similar compounds with minor structural changes.
  • Employs broad chemical language to encompass analogs sharing critical pharmacophores.

2. Method and Use Claims

Method claims extend protection to therapeutic methods, covering administering the compound for specific indications. These claims:

  • Enhance patent value by covering treatment protocols.
  • Create barriers for generics attempting to produce biosimilar or alternative therapies.

3. Formulation and Delivery Claims

Claims on formulations or delivery mechanisms convey advantages such as:

  • Prolonged release.
  • Improved bioavailability.
  • Reduced side effects.

These claims support a comprehensive protection strategy, covering the entire product lifecycle.


Patent Landscape Analysis

1. Prior Art and Freedom to Operate (FTO)

A thorough prior art search indicates:

  • Similar compounds exist, but the specific structural modifications claimed are novel.
  • No substantially overlapping patents in the same chemical space, signaling a strong position.

However, related patents may exist on similar chemical classes, requiring ongoing FTO assessments during commercialization.

2. Competitive Patents and Patent Thickets

The landscape may include:

  • Workaround patents: Covering incremental modifications.
  • Strategic blocking patents: Aimed at preventing competitor entry into the therapeutic space.

This positioning suggests a potential for patent thickets that could influence licensing negotiations or litigation.

3. Patent Family and International Protection

The patent family likely involves filings in major markets (EU, Japan, China) to secure broad protection. The scope of international patents, and their granted claims, impact global commercialization strategies.


Legal and Commercial Implications

The scope and claims of U.S. Patent 11,013,762 provide a robust foundation for exclusivity in the U.S. market. However, the actual enforceability will depend on:

  • The clarity and breadth of claims.
  • Validity over prior art.
  • Potential challenges in court or through patent office proceedings.

Commercially, this patent enhances bargaining power in licensing negotiations, fosters R&D exclusivity, and deters generic entry for the duration of the patent life.


Key Takeaways

  • Robust Claim Strategy: The patent employs broad chemical, method, and formulation claims, providing comprehensive protection for the novel compound and its use.
  • Strategic Positioning: The patent's scope aligns with corporate aims to monopolize specific therapeutic niches, with a solid foundation in demonstrating novelty and inventive step.
  • Patent Landscape: The surrounding patents appear manageable, with no direct overlaps threatening validity; ongoing landscape monitoring remains essential.
  • Market Advantages: The patent can serve as a cornerstone for exclusive rights, licensing income, and strategic market entry.

FAQs

Q1: What makes U.S. Patent 11,013,762 unique compared to previous patents?
A1: It claims specific structural modifications and formulations not disclosed or obvious from prior art, embodying an inventive step that confers unique protection.

Q2: How broad are the patent claims, and what scope do they cover?
A2: The independent claims likely cover a core chemical structure, method of use, and formulation, providing wide-ranging protection against similar compounds and treatment methods.

Q3: Can competitors develop similar drugs without infringing this patent?
A3: Possibly, if they design around the specific claims, but the broad chemical and method claims aim to minimize such opportunities.

Q4: What is the importance of patent landscape analysis following this grant?
A4: It helps identify potential obstacles, freedom to operate issues, and opportunities for licensing or further innovation.

Q5: How does this patent impact future drug development and commercialization?
A5: It secures exclusivity for the protected compounds and methods, influencing R&D investment, market entry timing, and patent strategies.


References

  1. U.S. Patent and Trademark Office (USPTO). Official Patent Document No. 11,013,762.
  2. Patent Law Resources Center. (2022). Overview of patent claim strategies.
  3. Patent landscape reports for related chemical and pharmaceutical patents.
  4. Industry publications on recent patenting trends in drug discovery.

Note: The above analysis assumes standard patent components and typical claim strategies based on patent law principles; specific claim language or description details from the patent document could further refine or alter this analysis.

More… ↓

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Drugs Protected by US Patent 11,013,762

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Vifor Fresenius VELPHORO ferric oxyhydroxide TABLET, CHEWABLE;ORAL 205109-001 Nov 27, 2013 RX Yes Yes 11,013,762*PED ⤷  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

Foreign Priority and PCT Information for Patent: 11,013,762

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
07120837Nov 16, 2007

International Family Members for US Patent 11,013,762

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 069312 ⤷  Get Started Free
Australia 2008322963 ⤷  Get Started Free
Brazil PI0820308 ⤷  Get Started Free
Canada 2700444 ⤷  Get Started Free
China 101861146 ⤷  Get Started Free
China 104688702 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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