Anticonvulsant fructopyranose cyclic sulfites and sulfates
Patent 5242942 Issued on September 7, 1993. Estimated Expiration Date: 
April 28, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
April 28, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInhibition of male fertility with aliphatic sulfamates Anticonvulsant sulfamate derivatives Anticonvulsant dioxolane methane sulfamates Anticonvulsant phenethyl sulfamates Patent #: 4792569 InventorsApplicationNo. 874875 filed on 04/28/1992US Classes:514/439, Plural hetero atoms in the hetero ring514/23, Carbohydrate (i.e., saccharide radical containing) DOAI536/54, Sulfur containing549/31, Polycyclo ring system having the hetero ring as one of the cyclos549/336, Polycyclo ring system having one of the two rings which form the spiro as one of the cyclos549/396Bicyclo ring system having the hetero ring as one of the cyclosExaminersPrimary: Russell, Mark W.Attorney, Agent or FirmInternational ClassesA61K 031/39C07D 497/14 AbstractCompounds of the general formula (I): ##STR1## wherein R1, R2, R3, R4, R5, R6, n and p are as herein defined; exhibit anticonvulsant activity and are thus useful in the treatment of conditions such as epilepsy. Compounds of this class are also useful for the treatment of glaucoma, peptic ulcers, hypertension, congestive heart failure and other types of edema. Furthermore, pharmaceutical compositions containing a compound of formula (I) as well as methods for their use and novel intermediates are disclosed.Other References
Field of SearchPolycyclo ring system having the hetero ring as one of the cyclosThree or more ring hetero atoms in the hetero ring Bicyclo ring system having the hetero ring as one of the cyclos Plural hetero atoms in the hetero ring Chalcogen bonded directly to ring carbon of the hetero ring Bicyclo ring system having the hetero ring as one of the cyclos (e.g., chromones, etc.) Carbohydrate (i.e., saccharide radical containing) DOAI Sulfur containing |
| ||||||||||||||
