PS

Phaik-Eng Sum

AC American Cyanamid: 4 patents #9 of 223Top 5%
📍 New City, NY: #1 of 18 inventorsTop 6%
🗺 New York: #225 of 7,004 inventorsTop 4%
Overall (1994): #4,881 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5328902 7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines Ving J. Lee, Raymond T. Testa 1994-07-12
5326759 9-amino-7-(substituted)-6-demethyl-6-deoxytetracyclines Joseph J. Hlavka, Yakov Gluzman, Ving J. Lee 1994-07-05
5284963 Method of producing 7-(substituted)-9-[(substituted glycyl)-amidol]-6-demethyl-6-deoxytetra-cyclines Ving J. Lee 1994-02-08
5281628 9-amino-7-(substituted)-6-demethyl-6-deoxytetracyclines Joseph J. Hlavka, Yakov Gluzman, Ving J. Lee 1994-01-25