Patent intelligence · US
US 11147946
Venous access catheters and methods for portal venous system catheterization
Venous access catheters and methods for portal venous system catheterization
Patent details — US 11147946
- Jurisdiction
- US
- Status
- granted
- Grant date
- Oct 19, 2021
- Expiration
- Oct 14, 2041
- Claims
- 18
- CPC classes
- A61K, A61K31/519, A61K9/0029
Quick answer
US 11147946 (Venous access catheters and methods for portal venous system catheterization) is held by The Regents of the University of Colorado, a Body Corporate. Status: granted. Granted Oct 19, 2021. Expires Oct 14, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Grant date
- Expiration
- Claims
- 18
- CPC classes
- A61K, A61K31/519, A61K9/0029
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Frequently asked questions
What is US patent 11147946?
US 11147946 (Venous access catheters and methods for portal venous system catheterization) is held by The Regents of the University of Colorado, a Body Corporate. Status: granted. Granted Oct 19, 2021. Expires Oct 14, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 11147946?
The Regents of the University of Colorado, a Body Corporate is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.
When does US 11147946 expire?
Our index shows an expiration date of Oct 14, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.