2
Filed: March 28th, 2000 [Granted]
Patent Number: 6393173
IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIM US006393173B1 (12) United States Patent ao) Patent No.: us 6393173 bi Doerr et al.
2
Filed: February 25th, 1999 [Granted]
Patent Number: 6348587
The compound of claim 14, wherein the purine base is selected from the group consisting of guanine, adenine, hypoxanthine, 2,6-diaminopurine and ...
1-Oxo-1H-thiazolo[3,2-a]pyrimidine-2-carboxamides
Filed: December 14th, 1981 [Granted]
Patent Number: 4414388
21 22 EXAMPLE 14 2-(2,2-Dicarbethoxyethenylamino)-4,5-diethylthiazole Diethylthiazole hydrochloride (15.4 g., 80 mmoles), 5 diethyl ethoxymethylenemalonate ...
2,2-dichlorohexafluoropropane hydrogenolysis
Filed: December 8th, 1994 [Granted]
Patent Number: 5481051
United States Patent U9] Rao [54] 2,2-DICHLOROHEXAFLUOROPROPANE HYDROGENOLYSIS [ 75] Inventor: VN Mallikarjuna Rao, Wilmington, Del.
2,2-Dialkyltetrahydropyrans
Filed: February 26th, 1979 [Granted]
Patent Number: 4212812
26, 1979 [51] Int.C1.2 ,. C07D 309/04 [52] US CI 260/345.1; 252/522 R [58] Field of Search 260/345. 1 [56] References Cited US PATENT DOCUMENTS 3163658 ...
Fairing machine
Filed: July 1st, 1993 [Granted]
Patent Number: 5403231
... United States Patent m Duckworth iiiiiiuiiiiiiiiiiiiiiiiiiiiiiiiniiniiii US0O54O3231A [li] Patent Number: [45] Date of Patent: 5403231 Apr. 4, ...
2,2-difluorocyclopropyl derivatives
Filed: April 26th, 1991 [Granted]
Patent Number: 5095147
10, 1992 [54] 2,2-DIFLUOROCYCLOPROPYL DERIVATIVES [75] Inventors: Karl-Rudolf Gassen, Odenthal; Bernd Baasner, Leverkusen, both of Fed.
Substituted 2,2-dimethylcyclopropaneamides
Filed: June 2nd, 1980 [Granted]
Patent Number: 4288621
United States Patent [wj Kohn et al. [ii] 4288621 [45] Sep. 8, 1981 [54] SUBSTITUTED 2,2-DIMETHYLCYCLOPROPANEAMIDES [75] Inventors: Gustave K. Kohn; ...