The question is whether the mere change of material — making the curve of iron instead of wood and iron — was a sufficient change to constitute invention; the purpose being the same, the means of accomplishing it being the same, and the form of the reach and mode of operation being the same.
It is certainly difficult to bring...
Let's get started

Welcome to the leading source of independent legal reporting
Sign on now to see your case.
Or view more than 10 million decisions and orders.
- Updated daily.
- Uncompromising quality.
- Complete, Accurate, Current.