E01B3/18 - CPC Classification Index

ClassID:

127150 ⎘

E01B3/18 - CPC Classification

Classification description:

Transverse or longitudinal sleepers ; Other means resting directly on the ballastway for supporting rails made from steel Composite sleepers

Recent Application in this class:

20230235516

POLYMER-BASED RAILROAD TIE HAVING ENHANCED BALLAST INTERACTION

20200283962

Polymer-based railroad tie having enhanced ballast interaction

20170260698

Composite railway sleeper