Wednesday, July 8, 2026

Patent intelligence · US

US 6337357

Antimicrobial caries-detecting composition

expired A61KA61K2800/43A61K49/006A61K8/347
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 132
Patent details — US 6337357
Jurisdiction
US
Status
expired
Grant date
Jan 8, 2002
Expiration
Jan 3, 2022
Applicant
KURARAY CO., LTD.
Claims
6
CPC classes
A61K, A61K2800/43, A61K49/006, A61K8/347
View on Google Patents ↗

Quick answer

US 6337357 (Antimicrobial caries-detecting composition) is held by KURARAY CO., LTD.. Status: expired. Granted Jan 8, 2002. Expires Jan 3, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
KURARAY CO., LTD.
Grant date
Expiration
Claims
6
CPC classes
A61K, A61K2800/43, A61K49/006, A61K8/347, A61K8/416, A61K8/43

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Frequently asked questions

What is US patent 6337357?

US 6337357 (Antimicrobial caries-detecting composition) is held by KURARAY CO., LTD.. Status: expired. Granted Jan 8, 2002. Expires Jan 3, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6337357?

KURARAY CO., LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 132 pharmaceutical patents for this assignee.

When does US 6337357 expire?

Our index shows an expiration date of Jan 3, 2022 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.