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Method and/or system for multicompartment analyte monitoring

Subject matter disclosed herein relates to monitoring and/or controlling levels of an analyte in bodily fluid. In particular, estimation of a concentration of the analyte in a first physiological compartment based upon o…

Granted 2014ActiveExpires 2031Owned by Medtronic MinimedInvented by Xiaolong Li, Ning Yang, Keith Nogueira + 2 more

Original patent title: “Method and/or system for multicompartment analyte monitoring

Plain-English explanation by SahiLast reviewed · July 8, 2026

Subject matter disclosed herein relates to monitoring and/or controlling levels of an analyte in bodily fluid. In particular, estimation of a concentration of the analyte in a first physiological compartment based upon o…. Granted to Medtronic Minimed in 2014 with 25 claims and 9 forward citations, and it is expected to expire in 2031.

Coverage

What does this patent actually cover?

Subject matter disclosed herein relates to monitoring and/or controlling levels of an analyte in bodily fluid. In particular, estimation of a concentration of the analyte in a first physiological compartment based upon observations of a concentration of the analyte in a second physiological compartment may account for a latency in transporting the analyte between the first and second physiological compartments.

The gap

What does this patent NOT cover?

    These exclusions are unique to PatentBrief — derived from the actual claim language, not patent-office boilerplate.

    Key facts

    Patent numberUS 8882665
    StatusActive
    FieldOther Fields
    AssigneeMedtronic Minimed
    InventorsXiaolong Li, Ning Yang, Keith Nogueira and 2 others
    Filed2011
    Granted2014
    Expires2031
    Claims25
    Times cited9
    LitigationNone on record
    Value · $80K$256KModest

    The Patent Drawing

    Representative patent drawing for Method and/or system for multicompartment analyte monitoring (US 8882665)
    Representative figure · US 8882665All figures on Google Patents →
    Method and/or system for multi…(Primary claim)

    Schematic visualization of the patent's claim structure. Hand-drawn diagrams in progress for each landmark patent.

    Patent Abstract

    Patent abstract

    Subject matter disclosed herein relates to monitoring and/or controlling levels of an analyte in bodily fluid. In particular, estimation of a concentration of the analyte in a first physiological compartment based upon observations of a concentration of the analyte in a second physiological compartment may account for a latency in transporting the analyte between the first and second physiological compartments.

    Patent timeline

    Filing

    Application submitted to the patent office

    Publication

    Application published, typically 18 months after filing

    Grant

    Patent officially issued

    Expiration

    Patent enters public domain

    PatentBrief Score

    Impact Score

    Strong

    Citation count

    20/40

    Early citations

    Claim breadth

    17/20

    Very broad protection

    Recency

    5/20

    Granted 10–20 years ago

    Assignee scale

    20/20

    Major company or institution

    PatentBrief Impact Score — based on citation count, claim breadth, recency, and assignee scale. Not a legal assessment.

    Heuristic Value Estimate

    What this patent might be worth

    Modest

    $80K$256K

    Midpoint $160K · 5.3 yr remaining · industry ×2.2

    Adjust inputs →

    Heuristic only — blends forward/backward citation counts, claim scope, time remaining, litigation history, and CPC-derived industry baseline. Real valuations need a professional appraisal.

    Claim text not yet imported for this patent

    The original legal language

    Original claims

    25 claims as filed with the patent office.

    Concepts involved

    ClaimPrior artNon-obviousnessNoveltySpecificationAssigneePatent term

    Citations

    Patent lineage

    Cites earlier patents

    2

    earlier patents this invention cites as foundations

    View prior art →

    Cited by later patents

    9

    later patents that build on this invention

    View patents →

    Cite this patent

    Li, X., Yang, N., Nogueira, K., Gottlieb, R. K., & Liang, B. (2014). Method and/or system for multicompartment analyte monitoring (U.S. Patent No. 8,882,665). U.S. Patent and Trademark Office. https://patentbrief.org/patent/us/8882665/method-andor-system-for-multicompartment-analyte-monitoring-8882665

    Auto-generated from the patent record. Double-check author order and the issue date against the official USPTO document before submitting.

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    Common Questions

    Frequently Asked Questions

    Who owns patent US 8882665?

    Medtronic Minimed owns this patent, granted in 2014.

    When does this patent expire?

    This patent is expected to expire on October 26, 2031, when the invention enters the public domain.

    What is patent US 8882665 cited by?

    This patent has been cited by 9 later patents that build on its ideas.

    Same assignee

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