"Through the Looking Glass" has recently appeared in a solemn judgment of the House of Lords. In Eastman Photographic Materials Company v. Comptroller General of Patents, Designs, and Trademarks (1898), the question for decision was, What constitutes an invented word? A trademark that consists of or contains an invented word or words is capable of registration. "Solio" was the word in issue in the case. Lord Macnaghten in his judgment said, when alluding to the distinguishing characteristics of an invented word:—
I do not think that it is necessary that it should be wholly meaningless. To give an illustration: your lordships may remember that in a book of striking humour and fancy, which was in everybody's hands when it was first published, there is a collection of strange words where "there are" (to use the language of the author) "two meanings packed up into one word." No one would say that those were not invented words. Still they contain a meaning—a meaning is wrapped up in them if you can only find it out.
Before I leave the subject of the "Looking-Glass," I should like to mention one or two circumstances in connection with it which illustrate his reverence for sacred things. In his original manuscript the bad-tempered flower (pp. 28–33) was the passion-flower; the sacred
