Wednesday, July 8, 2026

Patent intelligence · US

US 8168588

Compositions comprising FGF-9 and betacellulin and methods for treating cardiac conditions

granted A61KA61K38/1808A61K38/1825A61K38/1858
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 6
Applicant portfolio 127
Patent details — US 8168588
Jurisdiction
US
Status
granted
Grant date
May 1, 2012
Expiration
Apr 26, 2032
Claims
18
CPC classes
A61K, A61K38/1808, A61K38/1825, A61K38/1858
View on Google Patents ↗

Quick answer

US 8168588 (Compositions comprising FGF-9 and betacellulin and methods for treating cardiac conditions) is held by Five Prime Therapeutics, Inc.. Status: granted. Granted May 1, 2012. Expires Apr 26, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
18
CPC classes
A61K, A61K38/1808, A61K38/1825, A61K38/1858, A61K38/1866, A61K38/2006

More from Five Prime Therapeutics, Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12404275

    Pyrazolopyrazine derived compounds, pharmaceutical composition and use thereof

    PrimeGene (Beijing) Co., Ltd. · Expires Aug 28, 2045

    granted
  2. US 12383582

    Methods of treating chronic wounds with amniotic fluid having elevated levels of tissue inhibitors of matrix metalloproteinases

    Prime Merger Sub, LLC · Expires Aug 7, 2045

    granted
  3. US 12377115

    Combination immunotherapies for treatment of cancer

    PrimeVax Immuno-Oncology · Expires Jul 31, 2045

    granted
  4. US 12365719

    CD80 extracellular domain polypeptides and their use in cancer treatment

    Five Prime Therapeutics, Inc. · Expires Jul 17, 2045

    granted
  5. US 12319738

    Anti-FGFR2 antibodies in combination with chemotherapy agents in gastric cancer

    Five Prime Therapeutics, Inc. · Expires May 29, 2045

    granted
  6. US 12304898

    Quinolyl-containing compound and pharmaceutical composition, and use thereof

    PrimeGene (Beijing) Co., Ltd. · Expires May 15, 2045

    granted
  7. US 12234302

    Chitosan derivatives and methods for preparing the same

    PRIMEX EHF · Expires Feb 20, 2045

    granted
  8. US 12233119

    Composition for oral or nasal delivery of tetanus, diphtheria, and pertussis vaccine alone or in combination using neurotoxin associated proteins

    Prime Bio, Inc. · Expires Feb 20, 2045

    granted

Frequently asked questions

What is US patent 8168588?

US 8168588 (Compositions comprising FGF-9 and betacellulin and methods for treating cardiac conditions) is held by Five Prime Therapeutics, Inc.. Status: granted. Granted May 1, 2012. Expires Apr 26, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8168588?

Five Prime Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 127 pharmaceutical patents for this assignee.

When does US 8168588 expire?

Our index shows an expiration date of Apr 26, 2032 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.