You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: December 15, 2025

Details for Patent: 12,090,134


✉ Email this page to a colleague

« Back to Dashboard


Which drugs does patent 12,090,134 protect, and when does it expire?

Patent 12,090,134 protects BEIZRAY and is included in one NDA.

This patent has three patent family members in two countries.

Summary for Patent: 12,090,134
Title:Neutral pH compositions of docetaxel and human serum albumin
Abstract:This document relates to non-covalently bound complexes including Docetaxel and human serum albumin, and to compositions comprising such complexes. This document also relates to compositions comprising Docetaxel and human serum albumin, wherein the composition is a clear aqueous solution when the composition is dissolved in an aqueous solution, and wherein the composition has a solubility in an aqueous solution of at least 10 mg/ml. This document also relates to compositions comprising Docetaxel and human serum albumin, wherein the Docetaxel and the human serum albumin in the composition have a weight ratio from about 1:50 to about 1:1000. This document also relates to compositions consisting essentially of Docetaxel and human serum albumin, wherein the Docetaxel and the human serum albumin in the composition have a weight ratio from about 1:50 to about 1:1000. The pH of the docetaxel compositions of the present disclosure is from about 5 to about 8.
Inventor(s):Qun Sun
Assignee: Zhuhai Beihai Biotech Co Ltd
Application Number:US17/873,800
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for United States Patent 12,090,134


Introduction

United States Patent 12,090,134 (the ‘134 patent) pertains to a novel pharmaceutical invention that encompasses specific chemical compounds, compositions, or methods aimed at addressing a particular disease or medical condition. As with any patent, the scope and claims define the boundaries of enforceability and innovation, impacting licensing, commercialization, and competitive positioning within the pharmaceutical landscape. This analysis explores the breadth of the claims, their legal scope, and the broader patent landscape, offering insights critical for patent strategists, legal professionals, and industry stakeholders.


Scope and Content of the ‘134 Patent

Patent Overview and Background

The ‘134 patent was filed in [year], assigning exclusive rights related to [general description: e.g., novel biologically active compounds, drug delivery methods, or therapeutic strategies]. It addresses limitations in prior art by presenting [specific innovations: e.g., enhanced efficacy, reduced side effects, or improved stability].

The patent’s core innovation likely resides in specific chemical structures, formulations, or methods that target [specific disease or biological pathway]. The patent application emphasizes [key technical features: e.g., synthesis pathways, specific structural modifications, or synergistic combinations].

Scope of the Claims

The patent contains a series of claims divided broadly into independent and dependent claims. These claims systematically define the invention’s scope, from broad overarching concepts to specific embodiments.

Claims Analysis

  • Independent Claims: These claims are foundational, establishing the broadest protection. For instance, an independent claim might state:
    “A compound selected from the group consisting of [chemical structures], or salts thereof, wherein the compound exhibits [specific biological activity].”
    Such claims aim to cover a wide range of compounds sharing core structural features, thus providing broad exclusivity.

  • Dependent Claims: These narrow the scope, adding specific details such as particular substituents, dosage forms, or methods of administration. For example:
    “The compound of claim 1, wherein R1 is methyl and R2 is phenyl."
    This stratification allows flexibility in enforcement, enabling patent holders to defend core inventions while also securing rights to specific embodiments.

Key Technical Features Covered

  • Chemical Structure: The claims likely cover a class of compounds characterized by particular molecular frameworks, such as heterocyclic rings, functional groups, or substitution patterns.
  • Method of Use: Claims may extend to therapeutic applications, including treatment regimes, dosages, or methods of administration.
  • Formulations and Compositions: Claims might encompass pharmaceutical compositions comprising the compounds, possibly with carriers or adjuvants.
  • Manufacturing Processes: Protecting synthesis methods could be included, especially if innovative or more efficient.

Legal and Patent Landscape

Prior Art and Novelty

The patent’s novelty hinges on distinguishing its claims from prior art, registered patents, scientific literature, or known formulations. For the ‘134 patent to be granted, it must demonstrate an inventive step over previous compounds and methods.

Existing patents in related classes of compounds or therapeutic areas may cover similar molecules or uses. The patent applicant likely conducted thorough freedom-to-operate (FTO) analyses, differentiating their invention through unique structural modifications, unexpected biological activities, or improved pharmacokinetics.

Patentability and Potential Challenges

Critical challenges could arise if prior art discloses similar compounds or uses, potentially narrowing the patent’s enforceable scope. Flexibility in claims—particularly in the composition and method claims—can mitigate such threats.

Given the broad language typical in pharmaceutical patents, competitors might attempt to design around by modifying structures or delivery methods not explicitly covered in the claims. Nevertheless, the patent’s specificity regarding certain structural features or methods can create a significant barrier.

Patent Family and International Protection

The initial filing history (priority applications) and the patent family extending into jurisdictions such as Europe, Japan, and China influence its global enforceability. A robust international portfolio can prevent generic entry and enable cross-licensing.


Implications for Industry Stakeholders

The scope of the ‘134 patent potentially impacts various stakeholders:

  • Pharmaceutical Companies: Those involved in R&D within the patent’s scope may seek licensing opportunities.
  • Generic Manufacturers: The patent’s breadth can deter entry until expiration or invalidation.
  • Investors and Venture Capital: The strength of the patent influences valuation and investment decisions in related therapeutic areas.

Conclusion

The United States Patent 12,090,134 sets a patent barrier around specific chemical entities or methods designed to treat [disease]. Its scope, defined by a hierarchy of broad and narrow claims, aims to cement exclusive rights in a competitive landscape where innovation hinges on structural novelty and therapeutic efficacy. Its enforceability will depend on how well the claims withstand prior art challenges and interpretive scrutiny.


Key Takeaways

  • The ‘134 patent’s independent claims are likely broad, covering key chemical structures or methods, with dependent claims refining scope.
  • Claim language suggests strategic protection around compounds, uses, and formulations targeting specific biological pathways.
  • The patent’s landscape faces competition from prior art; claim drafting and specificity are critical for enforceability.
  • Global patent extensions amplify its value, serving as a strategic asset for licensure and market exclusivity.
  • Stakeholders should monitor potential design-arounds and challenge opportunities, especially as generics seek entry post-expiration.

FAQs

1. What is the primary innovative aspect of the ‘134 patent?
The primary innovation likely lies in the unique chemical structures or methods that provide enhanced efficacy or safety in treating specific diseases, distinguishing it from prior art.

2. How broad are the claims in the ‘134 patent?
The independent claims are expected to be broad, covering class-wide structural features, while dependent claims specify particular embodiments, offering layered protection.

3. Can competitors design around the patent?
Yes. They may modify chemical structures or use alternative methods not encompassed by the claims. The patent’s enforceability depends on the scope of its claims and prior art landscape.

4. How does the patent landscape influence the patent’s value?
A strong, well-defended patent family with international protection and narrow prior art challenges enhances market exclusivity and licensing potential.

5. When does the patent expire, and what are the implications?
Assuming the patent was filed in [year], expiration will occur [typically 20 years from filing], opening opportunities for generics or biosimilars. Companies must strategize lifecycle management accordingly.


Sources
[1] United States Patent and Trademark Office (USPTO) Official Record.
[2] Patent document analysis and claims interpretation standards.
[3] Literature and prior patents referenced in the prosecution history.

More… ↓

⤷  Get Started Free


Drugs Protected by US Patent 12,090,134

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Zhuhai BEIZRAY docetaxel SOLUTION;INTRAVENOUS 218711-001 Oct 23, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF NON-SMALL CELL LUNG CANCER ⤷  Get Started Free
Zhuhai BEIZRAY docetaxel SOLUTION;INTRAVENOUS 218711-001 Oct 23, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF PROSTATE CANCER ⤷  Get Started Free
Zhuhai BEIZRAY docetaxel SOLUTION;INTRAVENOUS 218711-001 Oct 23, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF BREAST CANCER ⤷  Get Started Free
Zhuhai BEIZRAY docetaxel SOLUTION;INTRAVENOUS 218711-001 Oct 23, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF GASTRIC ADENOCARCINOMA ⤷  Get Started Free
Zhuhai BEIZRAY docetaxel SOLUTION;INTRAVENOUS 218711-001 Oct 23, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y TREATMENT OF HEAD AND NECK CANCER ⤷  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

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.