Hoffman/Barrett, L.L.C.
3Patents
1Active
3Granted
36Portfolio score
Filing activity: Mar 14, 1995 → Sep 4, 2009 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8540967B2 | Porphyrazine optical and dual optical/MR contrast and therapeutic agents | Human Necessities | 54 | Active |
| US5675001A | Heteroatom-functionalized porphyrazines and multimetallic complexes and polymers derived therefrom | Chemistry; Metallurgy | 24 | Expired |
| US5912341A | Heteroatom-functionalized porphyrazines and multimetallic complexes and polymers derived therefrom | Chemistry; Metallurgy | 18 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.