Thursday, July 9, 2026

Patent intelligence · US

US 10646435

Pasty bio-adhesive sustained release compositions

granted A61KA61K31/4174A61K45/00A61K47/02
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 14
Applicant portfolio 1
Patent details — US 10646435
Jurisdiction
US
Status
granted
Grant date
May 12, 2020
Expiration
May 7, 2040
Claims
37
CPC classes
A61K, A61K31/4174, A61K45/00, A61K47/02
View on Google Patents ↗

Quick answer

US 10646435 (Pasty bio-adhesive sustained release compositions) is held by CARE & PHARMA PERSPECTIVES SA. Status: granted. Granted May 12, 2020. Expires May 7, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
37
CPC classes
A61K, A61K31/4174, A61K45/00, A61K47/02, A61K47/10, A61K47/24

Frequently asked questions

What is US patent 10646435?

US 10646435 (Pasty bio-adhesive sustained release compositions) is held by CARE & PHARMA PERSPECTIVES SA. Status: granted. Granted May 12, 2020. Expires May 7, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10646435?

CARE & PHARMA PERSPECTIVES SA is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 1 pharmaceutical patents for this assignee.

When does US 10646435 expire?

Our index shows an expiration date of May 7, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.