Wednesday, July 8, 2026

Patent intelligence · US

US 6586257

Multiwell scanner and scanning method

expired A61PA61P43/00
Status expired
Linked drugs 3
Pipeline programs 6
Years to expiry 0
Applicant portfolio 991
Related coverage 1
Patent details — US 6586257

Quick answer

US 6586257 (Multiwell scanner and scanning method) is held by Vertex Pharmaceuticals Incorporated. Status: expired. Granted Jul 1, 2003. Expires Jun 26, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
22
CPC classes
A61P, A61P43/00

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Related coverage

Frequently asked questions

What is US patent 6586257?

US 6586257 (Multiwell scanner and scanning method) is held by Vertex Pharmaceuticals Incorporated. Status: expired. Granted Jul 1, 2003. Expires Jun 26, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6586257?

Vertex Pharmaceuticals Incorporated is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 991 pharmaceutical patents for this assignee.

When does US 6586257 expire?

Our index shows an expiration date of Jun 26, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.