Saturday, July 11, 2026

Patent intelligence · US

US 7169801

Histone deacetylase inhibitors

granted A61PA61P1/04A61P15/00A61P17/02
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 1
Applicant portfolio 1,436
Patent details — US 7169801
Jurisdiction
US
Status
granted
Grant date
Jan 30, 2007
Expiration
Jan 25, 2027
Claims
67
CPC classes
A61P, A61P1/04, A61P15/00, A61P17/02
View on Google Patents ↗

Quick answer

US 7169801 (Histone deacetylase inhibitors) is held by Takeda San Diego, Inc.. Status: granted. Granted Jan 30, 2007. Expires Jan 25, 2027 (1 year remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
67
CPC classes
A61P, A61P1/04, A61P15/00, A61P17/02, A61P17/06, A61P19/02

More from Takeda San Diego, Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12428403

    N-(heterocyclyl and heterocyclylalkyl)-3-benzylpyridin-2-amine derivatives as SSTR4 agonists

    Takeda Pharmaceutical Company Limited · Expires Sep 25, 2045

    granted
  2. US 12421188

    Heterocyclic compound and use thereof

    Takeda Pharmaceutical Company Limited · Expires Sep 18, 2045

    granted
  3. US 12419890

    Administration of sumo-activating enzyme inhibitor and checkpoint inhibitors

    Takeda Pharmaceutical Company Limited · Expires Sep 18, 2045

    granted
  4. US 12415866

    Monoclonal antibody inhibitor of Factor XIIa

    Takeda Pharmaceutical Company Limited · Expires Sep 11, 2045

    granted
  5. US 12415782

    Heterocyclic compound and use thereof

    Takeda Pharmaceutical Company Limited · Expires Sep 11, 2045

    granted
  6. US 12409210

    CNS delivery of therapeutic agents

    Takeda Pharmaceutical Company Limited · Expires Sep 4, 2045

    granted
  7. US 12404237

    Method of treating excessive sleepiness and/or cataplexy using n-{2-(([1,1′-biphenyl]-3-yl)methyl)pyrrolidin-3-yl}sulfonamide derivatives

    Takeda Pharmaceutical Company Limited · Expires Aug 28, 2045

    granted
  8. US 12403154

    Administration of sting agonist and checkpoint inhibitors

    Takeda Pharmaceutical Company Limited · Expires Aug 28, 2045

    granted

Frequently asked questions

What is US patent 7169801?

US 7169801 (Histone deacetylase inhibitors) is held by Takeda San Diego, Inc.. Status: granted. Granted Jan 30, 2007. Expires Jan 25, 2027 (1 year remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7169801?

Takeda San Diego, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 1,436 pharmaceutical patents for this assignee.

When does US 7169801 expire?

Our index shows an expiration date of Jan 25, 2027 (1 year from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.