Legal Opinion
McCormick v. Cleal
Court of Appeals for the D.C. Circuit
Decided February 24, 1898No. 81PublishedCited by 1 opinion
Hearing oil an appeal in an interference ease from a decision of the Commissioner of Patents. The|facts are sufficiently stated in the opinion.
1Opinion of the CourtJustice Shepard
1. This is an interference proceeding in the matter of an improvement in department cash registers, and the controversy is on the following issue :
“In a cash register, the combination of a series of num*336bered keys representing different amounts, a series of special keys, and locking means controlled by the special keys to prevent operation of the numbered keys until a special key has been operated.”
The object of the “department” cash register is to preserve in a single machine distinct and separate records of the sales of different classes of articles. For example, in a drug store there may be…
2Cases cited2 opinions
- Commonwealth v. FordMassachusetts Supreme Judicial Court · 1881
- White v. TuckerSupreme Court of Iowa · 1859
3Cited by1 opinion
- Haskell v. ColebourneCourt of Customs and Patent Appeals · 1982