Saturday, July 11, 2026

Patent intelligence · US

US 7704558

Cleaning article containing hydrophilic polymers

granted A61KA61K8/0208A61K8/8176A61K8/8182
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 4
Applicant portfolio 8,292
Patent details — US 7704558
Jurisdiction
US
Status
granted
Grant date
Apr 27, 2010
Expiration
Apr 22, 2030
Applicant
ReGenesis Group
Claims
9
CPC classes
A61K, A61K8/0208, A61K8/8176, A61K8/8182
View on Google Patents ↗

Quick answer

US 7704558 (Cleaning article containing hydrophilic polymers) is held by ReGenesis Group. Status: granted. Granted Apr 27, 2010. Expires Apr 22, 2030 (4 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
ReGenesis Group
Grant date
Expiration
Claims
9
CPC classes
A61K, A61K8/0208, A61K8/8176, A61K8/8182, A61K8/87

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Frequently asked questions

What is US patent 7704558?

US 7704558 (Cleaning article containing hydrophilic polymers) is held by ReGenesis Group. Status: granted. Granted Apr 27, 2010. Expires Apr 22, 2030 (4 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 7704558?

ReGenesis Group is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 7704558 expire?

Our index shows an expiration date of Apr 22, 2030 (4 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.