Wednesday, June 10, 2026

Patent intelligence · CN

CN 113874050

MODIFIED CYANINE DYES AND CONJUGATES THEREOF

granted A61K 39/ 00 A IA61K 49/ 00 A IA61K/490032A61K/490052
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 25
Patent details — CN 113874050
Jurisdiction
CN
Status
granted
Grant date
Dec 31, 2021
Expiration
Dec 26, 2041
Applicant
BRACCO IMAGING SPA
CPC classes
A61K 39/ 00 A I, A61K 49/ 00 A I, A61K/490032, A61K/490052
View on Google Patents ↗

Quick answer

CN 113874050 (MODIFIED CYANINE DYES AND CONJUGATES THEREOF) is held by BRACCO IMAGING SPA. Status: granted. Granted Dec 31, 2021. Expires Dec 26, 2041 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
BRACCO IMAGING SPA
Grant date
Expiration
Claims
CPC classes
A61K 39/ 00 A I, A61K 49/ 00 A I, A61K/490032, A61K/490052, A61K/490056, A61K/490058

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Frequently asked questions

What is US patent 113874050?

CN 113874050 (MODIFIED CYANINE DYES AND CONJUGATES THEREOF) is held by BRACCO IMAGING SPA. Status: granted. Granted Dec 31, 2021. Expires Dec 26, 2041 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns CN 113874050?

BRACCO IMAGING SPA is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does CN 113874050 expire?

Our index shows an expiration date of Dec 26, 2041 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.