Monday, June 8, 2026
🇺🇸 FDA

Patent directory

Browse patents

Browse 1 pharma-relevant patents (US A61K/A61P) linked to tracked companies.

30,257 patents indexed

Patent results

patent

US 2011206613

METHOD AND APPLICATION OF UNSYMMETRICALLY meso-SUBSTITUTED PORPHYRINS AND CHLORINS FOR PDT

WIEHE ARNO [DE] · Granted Thu Aug 25 2011 00:00:00 GMT+0000 (Coordinated Universal Time) · Expires Wed Aug 20 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

granted

Drug approvals, clinical trials, M&A, event intelligence, and company updates — weekly.

Customize topics & region
Topics
Region

No spam. Unsubscribe anytime. See our privacy policy.