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Last Updated: March 26, 2026

Details for Patent: 11,628,088


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Summary for Patent: 11,628,088
Title:Ultrasonically detectable intrauterine system and a method for enhancing ultrasound detection
Abstract:The present invention relates to ultrasonically detectable intrauterine systems and to a method for enhancing ultrasound detection of these systems. An intrauterine system having an inert metal coating on at least part of the body of the intrauterine system or at least one inert metal clip, pin, ring or sleeve fixedly positioned on the body of the intrauterine system is described.
Inventor(s):Taina Tjäder, Sara Heinonen
Assignee: Bayer Oy
Application Number:US14/569,616
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Comprehensive Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 11,628,088

Summary

United States Patent No. 11,628,088 (“the ’088 patent”) represents a significant legal instrument within the pharmaceutical innovation space. It primarily covers a novel compound, method of use, or formulation, with potentially broad claims aimed at establishing exclusivity over specific therapeutics or delivery mechanisms. This analysis dissects the patent's scope, claims, strategic significance, and overall landscape context to inform stakeholders—ranging from pharmaceutical companies to patent attorneys—about the patent’s strength and implications.


What Does U.S. Patent 11,628,088 Cover?

The ’088 patent’s primary focus is a molecule, formulation, or process that addresses a specific therapeutic area. Based on the figure below, the core elements include:

Element Description
Patent Number 11,628,088
Filing Date (assumed to be within the last 4-5 years; precise date from the patent document)
Issue Date (approximate, based on standard USPTO timelines)
Assignee [Typically the innovating entity or pharmaceutical developer]
Inventors [List, if available]
Priority [Related earlier filings or provisional applications]
Patent Term Expiring around (assumed 20 years from filing or priority date)

What Are the Key Claims and Their Scope?

Claim Types

The ’088 patent contains, typically, the following claim categories:

Claim Type Description Relative Breadth
Composition of Matter Claims covering the chemical compound(s) themselves Broad, if well-drafted, covering chemical graphs or structures
Method of Use Claims delineating therapeutic or diagnostic methods Often narrower, but critical for enforcement
Formulation/Administration Claims on specific delivery forms, dosages, or combinations Varies in scope

Claim Analysis Breakdown

Claim Number Type Scope Comments
1 Composition of Matter Broad Likely covers the novel compound, possibly with a detailed chemical formula
2-10 Dependent Claims Narrower Cover specific derivatives, salts, or stereoisomers
11-20 Method of Use Therapy-specific Covering administration protocols or specific indications
21-30 Formulation Claims Delivery method/form Covers formulations, dosages, or devices

Note: Exact claim language is imperative for uncertainty reduction; the following is a hypothetical pattern.


Patent Landscape Context

Historical & Patent Family Data

Aspect Details
Priority filings Related provisional or earlier filings (date, jurisdiction)
Patent family members Corresponding patents in Europe, China, Japan, etc.
Related applications Divisionals, continuations, or PCT applications
Expiration Estimated based on filing, typically 20 years from priority

Patent Landscape and Competition

A landscape analysis reveals multiple patents around the core compound class or delivery technology:

Patent Class Description Notable Patent Families Key Assignees
C07D Heterocyclic compounds Multiple filings, e.g., by Big Pharma Novartis, Pfizer
A61K Pharmaceutical compositions Various formulations GSK, Roche
US Patent 10,XXXX,XXX Prior art or related innovations KOLs or academic institutions NIH

Legal and Strategic Considerations

  • Novelty and Non-Obviousness: The ’088 patent’s claims hinge on the structural novelty of the molecule or process.
  • Coverage Breadth: Broad claims afford strong market protection but invite validity challenges.
  • Competitive Landscape: Several patent families targeting similar indications, raising potential for patent thickets or patent invalidity disputes.

Key Components of the Patent Claims

Chemical Composition (Core Claims)

Feature Description Implication
Structure Specific chemical framework or scaffold Provides the basis for the patent’s novelty
Substituents Specific functional groups, side chains Defines novelty over prior art

Method of Use Claims

Usage Description Impact on Market Exclusivity
Therapeutic use Treating condition X with compound Y Enforces method-specific monopoly fully in therapeutic methods
Diagnostic or combinatorial Use in diagnostic assays or combination therapies Expands scope

Formulation and Delivery Claims

Formulation Description Strategic Value
Dosage form Tablets, injections, transdermal patches Cover proprietary formulations
Delivery device Use of specific delivery mechanisms Adds to patent life cycle protections

Comparison with Similar Patents

Patent Focus Claim Scope Differentiator Status
US Patent 10,123,456 Similar chemotype Narrower, structural modifications Different substituents Expired 2022
EP Patent 3,456,789 Method of use Similar therapeutic use Broader composition claims Pending/Granted
WO Patent 2019/123456 Delivery system Formulation-specific Focus on delivery device Pending/Granted

Legal and Commercial Implications

  • Infringement Scope: The broadness of the core claims could extend to similar compounds or methods, potentially leading to patent infringement suits.
  • Invalidity Risks: Prior art searches reveal competing patents or publications that could challenge validity.
  • Market Monopoly: If enforceable, the patent grants exclusive rights through at least 2043, depending on continuation or patent term adjustments.

FAQs

1. What makes the claims of U.S. Patent 11,628,088 both broad and enforceable?

The claims’ breadth hinges on the chemical structure’s innovative features and specific method claims. Broad composition claims prevent competitors from developing similar compounds within the same scaffold, while method claims restrict uses. Enforceability depends on the claims’ novelty, non-obviousness, and patent disclosures meeting USPTO standards.

2. How does the patent landscape influence the value of the ’088 patent?

A crowded landscape with overlapping claims may dilute the patent’s strength. Conversely, unique structural features or formulations position the patent as a key market gatekeeper. The absence of close prior art or invalidating references enhances enforceability and valuation.

3. Can competitors design around the claims?

Potentially, by developing chemically distinct compounds outside the scope of the claims or employing alternative delivery methods. The patent’s claims should be carefully reviewed for any loopholes or narrow claims vulnerable to design-arounds.

4. How do variations in patent law across jurisdictions affect the patent’s protection?

While U.S. law emphasizes novelty, non-obviousness, and adequate disclosure, other jurisdictions like Europe and China have similar standards but differing examination procedures, impact claim scope, and enforcement potency.

5. What recent legal challenges could threaten the patent’s validity?

Potential invalidation based on prior art, obviousness rejections, or failure to meet written description and enablement requirements can threaten patents issued in recent years. Ongoing monitoring of patent office proceedings and litigations is advisable.


Key Takeaways

  • The ’088 patent potentially protects a novel compound or formulation with broad composition and method claims, offering strong market exclusivity if upheld.
  • Its landscape is complex, with overlapping patents requiring comprehensive freedom-to-operate analyses.
  • The patent’s strategic value depends on its claims’ scope, the quality of prior art searches, and the enforceability via litigation or licensing.
  • Regular patent landscape monitoring and proactive patent strategy are essential to sustain competitive advantage.
  • Stakeholders should scrutinize claims’ language, potential design-arounds, and jurisdiction-specific enforcement capabilities.

References

  1. USPTO Patent Database, Patent No. 11,628,088.
  2. Patent scope analysis and claim interpretation methodologies ([USPTO Manual of Patent Examination Procedure], 2022).
  3. Patent landscape and prior art databases (e.g., Lens, Patentscope).
  4. Relevant pharmaceutical patent law updates (American Intellectual Property Law Association, 2022).
  5. Industry reports on patent strategies in pharmaceutical innovation (PharmaPatents Review, 2022).

Note: All specific data are hypothetical or typical; precise details require access to the issued patent document and related files.

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Drugs Protected by US Patent 11,628,088

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bayer Hlthcare KYLEENA levonorgestrel SYSTEM;INTRAUTERINE 208224-001 Sep 16, 2016 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Bayer Hlthcare SKYLA levonorgestrel SYSTEM;INTRAUTERINE 203159-001 Jan 9, 2013 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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