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|Abstract:||Neuromuscular blocking agents of formula (1) which are useful as skeletal muscle relaxants during surgery are disclosed. ##STR1## and X is an anion, preferably pharmaceutically acceptable.|
|Inventor(s):||Swaringen, Jr.; Roy A. (Durham, NC), El-Sayad; Hassan A. (Nasr City, EG), Yeowell; David A. (Chapel Hill, NC), Savarese; John J. (Boxford, MA)|
|Assignee:||Burroughs Wellcome Co. (Research Triangle Park, NC) General Hospital Corporation (Boston, MA)|
Patent Claim Types:|
see list of patent claims
|Compound; Use; Composition;|
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|United Kingdom||8418303||Jul 18, 1984|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
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