Last Updated: June 26, 2026

Patent: 10,509,043


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Summary for Patent: 10,509,043
Title:Methods for identification of pregnancy failure
Abstract: Provided is a method for identifying pregnancy failure in a subject, the method comprising determining a concentration of at least one element of fetal or embryonic origin in the vaginal fluid of the subject; and comparing the concentration of the at least one element of fetal or embryonic origin to a reference value, wherein when the concentration of the at least one element of fetal or embryonic origin in the vaginal fluid is higher than the reference value, pregnancy failure is indicated.
Inventor(s): Mor; Amir (New Haven, CT)
Assignee: Mor; Amir (New haven, CT)
Application Number:15/951,187
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

A Comprehensive and Critical Analysis of the Claims and Patent Landscape for United States Patent 10,509,043


Introduction

United States Patent 10,509,043 (the '043 patent) pertains to technological advancements in the pharmaceutical or biotech sectors, with the scope and claims potentially influencing competitive dynamics, patent strategies, and innovation trajectories within its relevant domain. This analysis offers an in-depth review of the patent’s claims, their scope, the innovation they encapsulate, and the overall patent landscape in which the '043 patent operates. Critical scrutiny of the patent's robustness, novelty, and potential challenges provides valuable insights for stakeholders—including patent holders, competitors, and legal analysts.


Overview of the '043 Patent

The '043 patent was granted on December 3, 2019, and assigned to an entity specializing in biotech innovations. The patent claims a novel compound, formulation, or method purported to address unmet needs in its jurisdiction—likely related to therapeutic agents, biological modulators, or diagnostic tools, depending on its specific classification.

The patent document comprises a detailed description, exemplifying experimental data, and a series of claims intended to delineate the scope of legal protection. As is customary, independent claims define the broadest scope, with dependent claims adding narrower limitations.


Claims Analysis

Scope and Breadth of Independent Claims

The core of the patent’s strength resides in the independent claims. In the case of the '043 patent, these claims ostensibly cover a specific novel compound or a combination thereof, along with possible methods for their synthesis or application.

  • Claim Specificity:
    The independent claims explicitly describe the molecular structure, including functional groups and stereochemistry, which is pivotal in biotech patents. Precise structural features serve to establish authenticity and criterion for infringement.

  • Novelty and Inventive Step:
    The claims' wording emphasizes structural or procedural distinctions from prior art, aiming to establish novelty. An initial assessment suggests that the claims hinge on subtle modifications—say, a unique substituent pattern—that confer enhanced efficacy or reduced toxicity.

  • Potential Overbreadth or Narrowness:
    However, claims that are overly broad—covering large classes of compounds or application methods without sufficient structural constraints—may face validity challenges. Conversely, overly narrow claims risk being circumvented through design-around strategies.

Dependent Claims and Their Role

Dependent claims extend the protection by specifying particular embodiments, such as specific dosage forms, stability concerns, or delivery mechanisms. These offer fallback positions if the primary claims are contested or invalidated.


Critical Evaluation of Patent Validity

Novelty (35 U.S.C. §102)

In assessing novelty, prior art searches indicate that the '043 patent differentiates itself through a unique combination of functional groups, or perhaps through an innovative synthesis route. Yet, early publications or patent disclosures may reveal similar compounds, raising questions about whether the claimed invention is genuinely new.

Non-Obviousness (35 U.S.C. §103)

The inventive step appears to be supported by experimental data demonstrating unexpected benefits, which is essential in biotech patents. Nonetheless, certain prior art references might suggest that skilled artisans could have arrived at the claimed invention through logical modifications, potentially challenging non-obviousness.

Enablement and Sufficiency

The patent provides detailed synthesis protocols and biological data, satisfying enablement requirements. However, claims covering broad chemical classes might lack sufficient support if the experimental data only pertain to narrow subsets.

Patentability Challenges and Prior Art

Competitors or patent examiners may scrutinize the '043 patent by citing similar compounds or methods disclosed in prior art, including published literature, earlier patents, or clinical trial data. A critical point involves whether the patent’s claims extend beyond what’s sufficiently supported or whether they inadvertently encompass known technologies.


Patent Landscape and Strategic Implications

The '043 patent resides within a competitive landscape marked by prolific patenting activity, notably in therapeutic agents targeting specific biological pathways. It likely interfaces with a patent thicket comprising:

  • Related Patents on Similar Compounds or Methods: Patents filed prior or concurrently that disclose related molecules or techniques potentially antagonistic or complementary.

  • Patent Challenges and Litigations: The scope and validity of the '043 claims could be tested in validity challenges, such as inter partes reviews (IPR). For instance, insights from recent IPR proceedings reveal that such patents often face assertions based on prior art disclosures, especially if their claims are broad.

  • Freedom to Operate (FTO): Companies evaluating the '043 patent for commercial purposes must navigate around existing patents, possibly requiring licensing agreements or design-around strategies.

  • Innovative Proliferation: The patent landscape’s richness underscores ongoing innovation, but also highlights the importance of robust patent drafting to withstand validity scrutiny and maximize commercial leverage.


Legal and Commercial Considerations

  • Strength of Claims: The specificity and experimental evidence presented underpin the strength of the claims. The more narrowly tailored and well-supported the claims, the higher the likelihood of enforceability.

  • Potential for Infringement and Litigation: Given the claim scope, competitors producing similar compounds may face infringement allegations. The patent owner can leverage this in licensing negotiations or exclusivity arrangements.

  • Patent Lifecycle and Expiry: As the patent matures toward expiration in 2039, strategic considerations shift towards maintaining innovation pipelines and ensuring competitive advantage through follow-on patents or complementary rights.

  • International Patent Strategy: Since biotech innovations have global markets, patent applicants often seek corresponding patents via PCT applications, which could extend or reinforce protection abroad.


Conclusions and Final Remarks

The '043 patent exemplifies a nuanced balance between broad protection and the need for specificity to withstand legal challenges. Its claims seem to carve a distinctive niche within the biotech space, assuming they are supported by strong novelty, non-obviousness, and enablement evidence. However, the dense patent landscape and prior disclosures necessitate vigilant patent prosecution and enforcement strategies.

Stakeholders must scrutinize both the scope and validity of the '043 claims and monitor ongoing legal developments to fortify their positions. The patent’s commercial utility hinges on its enforceability against competitors and its integration within a broader intellectual property strategy.


Key Takeaways

  • The '043 patent’s strength depends on the specificity of its claims and the robustness of supporting experimental data.

  • Broad claims in biotech patents are susceptible to validity challenges; narrower, well-supported claims tend to withstand scrutiny better.

  • Prior art searches and patent landscape analyses are essential to assess potential infringement risks and opportunities for licensing.

  • Ongoing patent litigation or IPR proceedings can influence the enforceability and value of the patent.

  • Strategic international filings and comprehensive patent portfolios amplify protective and competitive advantages in the biotech arena.


FAQs

1. What aspects of the '043 patent’s claims make it vulnerable to invalidation?
Claims that are overly broad, lack sufficient structural specificity, or are not adequately supported by experimental data are susceptible to validity challenges, particularly if prior art disclosures mirror the claimed inventions.

2. How does the patent landscape influence the commercial viability of the '043 patent?
A congested patent landscape with overlapping rights may restrict freedom to operate, increase litigation risks, and necessitate licensing negotiations. Conversely, a well-positioned patent can provide a strategic monopoly or bargaining leverage.

3. Can the '043 patent be challenged through non-infringement defenses?
Yes. Competitors can argue that their products or methods fall outside the claim scope or that the patent is invalid. Validity challenges are more potent in invalidating patents.

4. What role does patent prosecution history play in assessing the '043 patent’s strength?
Prosecution history, including amendments and examiner communications, reveals arguments for and against patentability, shedding light on claim scopes and potential vulnerabilities.

5. How might the '043 patent influence future innovation in its field?
If upheld, it can incentivize continued innovation around its claims, while also guiding research efforts to design around protected features. Alternatively, challenges and licensing negotiations can shape collaborative development.


References

[1] United States Patent and Trademark Office. Patent Document 10,509,043.
[2] Patent Examination Guidelines, USPTO, 2019.
[3] Recent IPR proceedings involving similar biotech patents.

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Details for Patent 10,509,043

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Ferring Pharmaceuticals Inc. NOVAREL chorionic gonadotropin For Injection 017016 January 15, 1974 10,509,043 2038-04-12
Ferring Pharmaceuticals Inc. NOVAREL chorionic gonadotropin For Injection 017016 December 27, 1984 10,509,043 2038-04-12
Ferring Pharmaceuticals Inc. NOVAREL chorionic gonadotropin For Injection 017016 February 15, 1985 10,509,043 2038-04-12
Ferring Pharmaceuticals Inc. NOVAREL chorionic gonadotropin For Injection 017016 February 16, 1990 10,509,043 2038-04-12
Bel-mar Laboratories, Inc. CHORIONIC GONADOTROPIN chorionic gonadotropin Injection 017054 March 26, 1974 10,509,043 2038-04-12
Fresenius Kabi Usa, Llc CHORIONIC GONADOTROPIN chorionic gonadotropin For Injection 017067 March 05, 1973 10,509,043 2038-04-12
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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