Wednesday, July 8, 2026

Patent intelligence · US

US 12226403

Tebipenem pivoxil immediate and modified release oral dosage forms

granted A61KA61K31/427A61K9/0053A61K9/2013
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 16
Patent details — US 12226403
Jurisdiction
US
Status
granted
Grant date
Feb 18, 2025
Expiration
Feb 13, 2045
Claims
16
CPC classes
A61K, A61K31/427, A61K9/0053, A61K9/2013
View on Google Patents ↗

Quick answer

US 12226403 (Tebipenem pivoxil immediate and modified release oral dosage forms) is held by SPERO THERAPEUTICS, INC.. Status: granted. Granted Feb 18, 2025. Expires Feb 13, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
16
CPC classes
A61K, A61K31/427, A61K9/0053, A61K9/2013, A61K9/2018, A61K9/2027

More from SPERO THERAPEUTICS, INC.

Related pharmaceutical patents in our USPTO index.

  1. US 12428395

    Heterocyclic compounds as kinase inhibitor and uses thereof

    SPEROGENIX THERAPEUTICS LIMITED · Expires Sep 25, 2045

    granted
  2. US 12291548

    Compounds, compositions, and methods for the treatment of disease

    Sperovie Biosciences, Inc. · Expires May 1, 2045

    granted
  3. US 12146004

    Polymyxin compounds and uses thereof

    SPERO THERAPEUTICS, INC. · Expires Nov 14, 2044

    granted
  4. US 12098155

    Tebipenem pivoxil crystalline forms, compositions including the same, methods of manufacture, and methods of use

    SPERO THERAPEUTICS, INC. · Expires Sep 19, 2044

    granted
  5. US 12048691

    High dosage tebipenem pivoxil tablet formulation

    SPERO THERAPEUTICS, INC. · Expires Jul 25, 2044

    granted
  6. US 11718621

    Tebipenem pivoxil crystalline forms, compositions including the same, methods of manufacture, and methods of use

    SPERO THERAPEUTICS, INC. · Expires Aug 3, 2043

    granted
  7. US 11459357

    Polymyxin compounds

    SPERO THERAPEUTICS, INC. · Expires Sep 29, 2042

    granted

Frequently asked questions

What is US patent 12226403?

US 12226403 (Tebipenem pivoxil immediate and modified release oral dosage forms) is held by SPERO THERAPEUTICS, INC.. Status: granted. Granted Feb 18, 2025. Expires Feb 13, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12226403?

SPERO THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 16 pharmaceutical patents for this assignee.

When does US 12226403 expire?

Our index shows an expiration date of Feb 13, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.