Wednesday, July 8, 2026

Patent intelligence · US

US 11639355

Substituted pyrrolo[3,4-d]imidazoles as MDM2-p53 inhibitors

granted A61PA61P31/04A61P31/12A61P35/00
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 17
Applicant portfolio 706
Patent details — US 11639355
Jurisdiction
US
Status
granted
Grant date
May 2, 2023
Expiration
Apr 27, 2043
Claims
15
CPC classes
A61P, A61P31/04, A61P31/12, A61P35/00
View on Google Patents ↗

Quick answer

US 11639355 (Substituted pyrrolo[3,4-d]imidazoles as MDM2-p53 inhibitors) is held by Medshine Discovery Inc.. Status: granted. Granted May 2, 2023. Expires Apr 27, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
15
CPC classes
A61P, A61P31/04, A61P31/12, A61P35/00, A61P35/02

More from Medshine Discovery Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12427173

    Use of bacteria, bacterial products, and other immunoregulatory entities in combination with anti-CTLA-4 and/or anti-PD-1 antibodies to treat solid tumor malignancies

    Biomed Valley Discoveries, Inc. · Expires Sep 25, 2045

    granted
  2. US 12428415

    Matriptase 2 inhibitors and uses thereof

    Disc Medicine, Inc. · Expires Sep 25, 2045

    granted
  3. US 12421236

    Seven-membered heterocyclic derivative acting as KRAS G12C mutant protein inhibitor

    Medshine Discovery Inc. · Expires Sep 18, 2045

    granted
  4. US 12420085

    Synergistic therapies for inter vertebral disc degeneration

    Discure Technologies Ltd · Expires Sep 18, 2045

    granted
  5. US 12421231

    Azaindole derivatives and their use as ERK kinase inhibitors

    AGV Discovery · Expires Sep 18, 2045

    granted
  6. US 12403069

    Adapter for use in a planetary mixer

    MEDISCA PHARMACEUTIQUE INC. · Expires Aug 28, 2045

    granted
  7. US 12398179

    Nanomolar peptides and derivatives to differentially modulate ephrin receptors

    SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE · Expires Aug 21, 2045

    granted
  8. US 12396924

    Adapter for use in a planetary mixer

    MEDISCA PHARMACEUTIQUE INC. · Expires Aug 21, 2045

    granted

Frequently asked questions

What is US patent 11639355?

US 11639355 (Substituted pyrrolo[3,4-d]imidazoles as MDM2-p53 inhibitors) is held by Medshine Discovery Inc.. Status: granted. Granted May 2, 2023. Expires Apr 27, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11639355?

Medshine Discovery Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 706 pharmaceutical patents for this assignee.

When does US 11639355 expire?

Our index shows an expiration date of Apr 27, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.