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|Title:||1-substituted-1,4,7-triscarboxymethyl-1,4,7,10-tetraazacyclododecane and analogs|
|Abstract:||Metal-chelating liquids having the formula ##STR1## wherein Y is oxygen or ##STR2## R.sub.1 is hydrogen, alkyl, arylalkyl aryl, alkoxy, hydroxyalkyl ##STR3## wherein G is ##STR4##|
|Inventor(s):||Tweedle; Michael F. (Hightstown, NJ), Gaughan; Glen T. (West Trenton, NJ), Hagan; James T. (Holmdel, NJ)|
|Assignee:||E. R. Squibb & Sons, Inc. (Princeton, NJ)|
Patent Claim Types:|
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|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|European Patent Office||0232751||► subscribe|
|European Patent Office||0292689||► subscribe|
| 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.
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