The ornamental design for an exhaustpipe, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
1. Exhaust pipe
1.1 : Perspective
1.2 : Perspective
1.3 : Right
1.4 : Left
1.5 : Front
1.6 : Back
1.7 : Perspective
1.8 : Top
1.9 : Bottom
The portion of the drawing within the yellow shading is for environmental purposes and forms no part of the claimed design.