Application

13736446 · PROCESS FOR PROVIDING A VAPOROUS PURIFIED CRUDE C4 CUT AS A FEED STREAM FOR AN EXTRACTIVE DISTILLATION WITH A SELECTIVE SOLVENT

Filed 2013-01-08 · Granted · Patent 8766029 (2014-07-01) The official file ↗The patent and its PDF ↗ · Art unit 1772 · Examiner Tam M Nguyen Easy · CPC C07C 7/005 · BASF SE · BASF SE

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

8.7 mo

to disposition 17.7 mo

Statutes raised

112

1 actions read

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