Wednesday, July 8, 2026

Patent intelligence · US

US 6071942

Elevation of circulating blood histamine levels

expired A61KA61K31/417A61K45/06A61P
Status expired
Linked drugs 3
Pipeline programs 6
Years to expiry 0
Applicant portfolio 138
Patent details — US 6071942
Jurisdiction
US
Status
expired
Grant date
Jun 6, 2000
Expiration
Jun 1, 2020
Claims
9
CPC classes
A61K, A61K31/417, A61K45/06, A61P
View on Google Patents ↗

Quick answer

US 6071942 (Elevation of circulating blood histamine levels) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Jun 6, 2000. Expires Jun 1, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/417, A61K45/06, A61P, A61P31/12, A61P35/00

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Frequently asked questions

What is US patent 6071942?

US 6071942 (Elevation of circulating blood histamine levels) is held by Maxim Pharmaceuticals, Inc.. Status: expired. Granted Jun 6, 2000. Expires Jun 1, 2020 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6071942?

Maxim Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 138 pharmaceutical patents for this assignee.

When does US 6071942 expire?

Our index shows an expiration date of Jun 1, 2020 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.