MANTON, Circuit Judge.
The plaintiff in this suit sued for infringement of patent No. 1,000,293, granted August 8, 1911, for a packing for piston rods. It is used in steam engines at a point where the piston rod comes out of the engine cylinder in order to prevent the steam under pressure from leaking near the piston rod, or in machinery receiving fluids under pressure. It maintains a fluidtight condition, and avoids undue friction on the piston as it reciprocates...
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.