WORLEY, Chief Judge.
Robeson appeals from the board's affirmance of the rejection of claims 2 to 31, all the claims of his application
The invention relates to the production of trimethylolpropane, hereafter TMP, and its recovery from the reacted mixture. In that process formaldehyde is reacted with butyraldehyde in the presence of sodium hydroxide. Sodium formate is produced as a by-product...
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