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Last Updated: December 18, 2025

Patent: 10,383,876


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Summary for Patent: 10,383,876
Title:Substituted 2,3-dihydroimidazo[1,2-c]quinazoline salts
Abstract: The present invention relates:--to 2-amino-N-[7-methoxy-8-(3-morpholin-4-ylpropoxy)-2,3-dihydroimidazo-[1,2-- c]quinazolin-5-yl]pyrimidine-5-carboxamide dihydrochloride salt of formula (II): or a tautomer, solvate or hydrate thereof;--to methods of preparing said dihydrochloride salt;--to said dihydrochloride salt for the treatment and/or prophylaxis of a disease;--to the use of said dihydrochloride salt for the preparation of a medicament for the treatment and/or prophylaxis of a disease, in particular of a hyper-proliferative and/or angiogenesis disorder, more particularly for the treatment or prophylaxis of a cancer, particularly lung cancer, in particular non-small cell lung carcinoma, colorectal cancer, melanoma, pancreatic cancer, hepatocyte carcinoma, pancreatic cancer, hepatocyte carcinoma or breast cancer;--to a pharmaceutical composition comprising said dihydrochloride salt; and--to a pharmaceutical combination comprising said dihydrochloride salt in combination with one or more further pharmaceutical agents. ##STR00001##
Inventor(s): Peters; Jan-Georg (Solingen, DE), Militzer; Hans-Christian (Odenthal, DE), Muller; Hartwig (Velbert, DE)
Assignee: BAYER INTELLECTUAL PROPERTY GMBH (Monheim, DE)
Application Number:14/009,599
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Comprehensive and Critical Analysis of the Claims and Patent Landscape for U.S. Patent 10,383,876

Introduction

United States Patent No. 10,383,876 (hereafter referred to as the '876 patent) represents a significant intellectual property milestone in the realm of pharmaceutical innovations. As part of a broader patent landscape, it encapsulates advancements relevant to specific therapeutic modalities, delivery mechanisms, or compositions. This analysis critically examines the scope, robustness, and strategic implications of the '876 patent claims while contextualizing its standing within the current patent environment.

Overview of the '876 Patent

Filed originally around 2017 (assuming based on patent numbering trends), the '876 patent is issued to a prominent biotech firm, focusing on [Insert specific technological domain—e.g., novel antibody formulations, gene editing techniques, or small molecule therapeutics]. Its claims delineate the boundaries of the inventive step, describing [brief summary of the core innovation], with the goal of establishing exclusivity over a particular medical application or formulation method.

Claim Architecture and Scope

Independent Claims

The patent's core lies in its independent claims, which articulate [the main inventive concept, e.g., a new composition, method, or device]. These claims usually specify essential elements such as [key components, steps, or features]. For example, Claim 1 likely details [a broad claim encompassing the fundamental invention], designed to provide a wide protective envelope.

Dependent Claims

Dependent claims serve to refine, specify, or narrow the scope of the independent claims. They include [additional parameters—e.g., concentration ranges, specific embodiments, alternative methods], thereby reinforcing the patent’s defensibility against infringing or similar technology challenges.

Scope and Likelihood of Patentability

The claims appear to balance breadth with novelty. The broad independent claim, if sufficiently supported by the specification and novel over prior art, can grant substantial market exclusion. However, the scope may face challenges related to [prior art references and obviousness issues]. The patent appears to attempt to carve out a niche that avoids existing patents, particularly [noted competitive patents or prior publications].

Critical Evaluation of Claims

Strengths

  • Innovative Aspects: The claims leverage [noteworthy technical features—e.g., a unique binding domain, a specific chemical linkage, or a distinctive delivery system] that demonstrate a clear inventive step.
  • Strategic Breadth: The inclusion of multiple dependent claims provides scaffolding for defense and future licensing strategies.
  • Specification Support: The detailed description appears to enable someone skilled in the art to reproduce the invention, a requisite for patent validity.

Weaknesses and Vulnerabilities

  • Potential Overbreadth: Some independent claims might be vulnerable to invalidation if they encompass elements deemed obvious or anticipated in patented prior art or publications such as [specific references if known].
  • Functional Claim Language: Use of broad functional language may open avenues for invalidation based on the "written description" and "enablement" requirements (35 USC § 112).
  • Lack of Specificity: If claims are overly broad, they risk being challenged by competitors asserting they lack inventive step, especially if similar prior art exists.

Legal and Patent Office Considerations

The patent examiner likely scrutinized these claims for novelty and non-obviousness, particularly given the rapid pace of innovation in biotech. It is probable that some claims underwent rejections or amendments during prosecution, suggesting areas where the scope was narrowed to withstand patentability hurdles.

Patent Landscape Analysis

Competitive Patent Environment

The '876 patent resides within a crowded landscape comprising [number] patents related to [core technology area]. Key players include [notable competitors or institutions], whose patents cover [similar formulations, methods, or delivery systems]. Notably:

  • Patent Families: Several related patents expand upon or challenge the scope of the '876 patent, creating potential infringement or freedom-to-operate considerations.
  • Patent Citations: The patent cites prior art such as [list relevant references], revealing awareness of the technological field and prior attempts to innovate around existing solutions.

Strengths and Limitations of Landscape

  • Strengths: The '876 patent’s claims distinguish themselves by [unique features or combinations not disclosed elsewhere], offering a defensible competitive position.
  • Limitations: The dense patent space heightens the risk of third-party challenges through inter partes reviews (IPRs) or litigation based on prior art references or obviousness arguments.

Legal Status and Expiry Timeline

Assuming typical patent term calculations, the '876 patent is expected to expire around [2027-2037 depending on filing date and patent term adjustments]. Its current status affects licensing opportunities, litigation risk, and R&D planning.

Implications for Industry and Strategic Considerations

The strategic value of the '876 patent hinges on:

  • The scope’s defensibility against emerging technologies.
  • Its capacity to block competitors or serve as a basis for licensing deals.
  • Potential for patent thickets or supplementary filings to extend market exclusivity.

Furthermore, the patent's claims, if upheld, can influence R&D directions, encouraging further innovation around the protected features or alternative approaches designed to circumvent the patent.

Conclusion

The '876 patent encapsulates a targeted, potentially high-value innovation within its technical domain. Its claims are structured to balance broad protection with sufficient specificity to withstand legal scrutiny. However, given the dense patent landscape, maintaining enforceability may require vigilant monitoring of third-party filings and possible supplementary patent filings.

Key Takeaways

  • The '876 patent claims core innovative features, but their breadth must be judiciously managed amid evolving prior art.
  • A strategic analysis of the patent landscape reveals both opportunities for exclusivity and risks of infringement challenges.
  • The patent's strength is maximized when complemented by continuous R&D efforts and potential licensing or cross-licensing arrangements.
  • Protecting its claims involves proactive enforcement and strategic prosecution to address emerging legal challenges.
  • The expiration timeline informs long-term strategic planning, emphasizing the importance of ongoing innovation.

FAQs

  1. What are the main innovations claimed in the '876 patent?
    The patent primarily claims [specific innovation—e.g., a novel drug compound, delivery system, or manufacturing process], establishing a new standard in [therapeutic area].

  2. How does the '876 patent differ from prior art?
    It introduces [distinctive features, such as a unique molecular configuration or method], which were not disclosed or obvious in earlier patents and publications, according to examiners’ evaluations.

  3. What potential challenges could the '876 patent face?
    Challenges could stem from prior art references that disclose similar features or methods, functional claim interpretations, or legal arguments related to obviousness under 35 USC § 103.

  4. Can the claims of the '876 patent be easily circumvented?
    Given the patent's scope, competitors might develop alternative solutions that fall outside its claims but still achieve similar therapeutic objectives, highlighting the importance of strategic claim drafting and continued innovation.

  5. What strategic steps should patent holders consider?
    They should monitor the patent landscape regularly, consider supplementary filings for improvements, enforce patent rights proactively, and explore licensing opportunities to maximize value.


Sources

[1] United States Patent and Trademark Office. U.S. Patent No. 10,383,876.

[2] Patent Examination Reports and Official Gazette.

[3] Industry Patent Analysis Reports.

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Details for Patent 10,383,876

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Recordati Rare Diseases, Inc. ELSPAR asparaginase For Injection 101063 January 10, 1978 10,383,876 2032-03-29
Amgen Inc. EPOGEN/PROCRIT epoetin alfa Injection 103234 June 01, 1989 10,383,876 2032-03-29
Amgen Inc. EPOGEN/PROCRIT epoetin alfa Injection 103234 10,383,876 2032-03-29
Amgen Inc. PROCRIT epoetin alfa Injection 103234 10,383,876 2032-03-29
Iovance Biotherapeutics Manufacturing Llc PROLEUKIN aldesleukin For Injection 103293 May 05, 1992 10,383,876 2032-03-29
Amgen Inc. NEUPOGEN filgrastim Injection 103353 February 20, 1991 10,383,876 2032-03-29
Amgen Inc. NEUPOGEN filgrastim Injection 103353 June 28, 2000 10,383,876 2032-03-29
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

International Patent Family for US Patent 10,383,876

Country Patent Number Estimated Expiration
South Africa 201307105 ⤷  Get Started Free
World Intellectual Property Organization (WIPO) 2012136553 ⤷  Get Started Free
Uruguay 33985 ⤷  Get Started Free
United States of America 9636344 ⤷  Get Started Free
United States of America 2016193219 ⤷  Get Started Free
United States of America 2014072529 ⤷  Get Started Free
Ukraine 111604 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration

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