The patent had been rejected by the Commissioner of Patents as non-patentable subject matter.

The Exchequer Court held that it did not for the reasons given by the Commissioner of Patents.

He was appointed Commissioner of Patents and served from 1861 to 1865.

Not satisfied with this result Microsoft file an appeal to the Commissioner of Patents.

In 1896 he was appointed Commissioner of Patents and served in that capacity until his death.

The patent application was rejected by the Commissioner of Patents as non-statutory subject matter.

Following litigation, the Commissioner of Patents issued the patent in December 2011.

Consequently, the Court referred the matter back to the Commissioner of Patents for the issue of a patent.

The Commissioner of Patents rejected the patent finding that the substance of the claims were directed to a "business method".

The Commissioner of Patents issued the patent in December 2011.