Inventor

Craig K Esser

1. Sahoo, SP; Polo, SA; Durette, PL; Esser, CK; Hagmann, WK; Kopka, IE; Chapman, KT; Caldwell, CG. Substituted N-Carboxyalkylpeptidyl Derivatives as Antidegenerative Active Agents. US Patent 5,932,551 (WO92/21360), issued Aug. 3, 1999.
2. Durette, PL; Esser, CK; Graham, DW; Hagmann, W; Kopka, IE; Sahoo, SP; Tolman, RL. New 16-Substituted & 7, 16-disubstituted-4-aza-5a-androstan-3-ones as 5a-Reductase inhibitors. US Patent #5,693,809 (WO93/23039), issued 12/02/1997.
3. Durette, PL; Esser, CK; Hagmann, WK; Kopka, IE. Substituted N-Carboxyalkylpeptidyl Derivatives as Anti-degenerative Agents. US Patent #6,090,785, issued 07/18/00. Merck Patent Case #18829 (GB2272441), filed Sept. 1992.
4. Durette, PL; Esser, CK; Hagmann, WK; Kopka, IE. 15-substituted-4-azasteroids. US Patent 5,359,071 (WO94/20104), issued Oct. 1994.

5. Chapman, KT; Hagmann, WK; Durette, PL; Esser, CK; Kopka, IE; Caldwell, CG. Carboxy-Peptidyl Derivatives as Antidegenerative Active Agents. US Patent #5,672,583, issued 09/30/97. Merck Patent Case #18900 (WO94/12169), filed Feb. 1993.
6. Esser, CK; Guthikonda, RN; Hagmann, WK; Hoffman, WF; MacCoss, M; Shah, S; Wong, KK; Chabin, RM; Caldwell, CG; Durette, PL. Substituted 2-amino-pyridines as inhibitors of nitric oxide synthase. US Patent #5,972,975, issued Oct. 26, 1999. Merck Patent Case #19362, filed Dec. 1994.
7. Chang, J; Chapman, K; Esser, C; Kath, GS; Kim, R; King, GW; Uhrig, BG. Parallel Chromatography Purification Apparatus. Merck Disclosure #MMD99/011.