Wednesday, July 8, 2026

Patent intelligence · US

US 12201701

Vegetable oil-derived contrast agent with high stability and preparation method thereof

granted A61KA61K49/0438
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 27
Patent details — US 12201701

Quick answer

US 12201701 (Vegetable oil-derived contrast agent with high stability and preparation method thereof) is held by ENGAIN CO., LTD.. Status: granted. Granted Jan 21, 2025. Expires Jan 16, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
ENGAIN CO., LTD.
Grant date
Expiration
Claims
4
CPC classes
A61K, A61K49/0438

More from ENGAIN CO., LTD.

Related pharmaceutical patents in our USPTO index.

  1. US 12370232

    Use of polyphenol containing sugar cane extracts for preventing, improving or treating a skin condition

    Poly Gain Pte Ltd · Expires Jul 24, 2045

    granted
  2. US 11730178

    Extraction method

    Poly Gain Pte Ltd · Expires Aug 17, 2043

    granted
  3. US 11311581

    Combination comprising spirulina and palmitoylethanolamide and/or salts or pharmaceutically acceptable derivatives thereof and their formulations, for use in the prevention and/or in the treatment of hyperactivated tissue conditions

    AGAIN LIFE ITALIA SRL · Expires Apr 21, 2042

    granted
  4. US 11020365

    Mixture of fatty acids for use in the treatment of inflammatory pathologies

    AGAIN LIFE ITALIA SRL · Expires May 27, 2041

    granted
  5. US 10960000

    Abuse resistant pharmaceutical compositions

    RECRO GAINESVILLE LLC · Expires Mar 25, 2041

    granted
  6. US 10646523

    Combination comprising spirulina and palmitoylethanolamide and/or salts or pharmaceutically acceptable derivatives thereof and their formulations, for use in the prevention and/or in the treatment of hyperactivated tissue conditions

    AGAIN LIFE ITALIA SRL · Expires May 7, 2040

    granted
  7. US 10213389

    Controlled release compositions comprising a combination of isosorbide dinitrate and hydralazine hydrochloride

    RECRO GAINESVILLE LLC · Expires Feb 21, 2039

    granted

Frequently asked questions

What is US patent 12201701?

US 12201701 (Vegetable oil-derived contrast agent with high stability and preparation method thereof) is held by ENGAIN CO., LTD.. Status: granted. Granted Jan 21, 2025. Expires Jan 16, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12201701?

ENGAIN CO., LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 27 pharmaceutical patents for this assignee.

When does US 12201701 expire?

Our index shows an expiration date of Jan 16, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.