RD

Richard J. Demchak

Merck: 2 patents #3,919 of 9,382Top 45%
AC American Cyanamid: 1 patents #879 of 1,554Top 60%
📍 Langhorne, PA: #101 of 299 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,619,233 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6486195 Thermodynamically stable crystal form of 4″-deoxy-4″-epi-methylamino avermectin B1a/B1b benzoic acid salt and processes for its preparation Raymond Cvetovich, James A. McCauley, Richard J. Varsolona 2002-11-26
5436355 Process for making avermectin/zein compositions 1995-07-25
4287176 Anthelmintic levamisole and tetramisole gel compositions Vito Corso, Jr. 1981-09-01