GENEVA, Aug. 21 -- KOPPERS DELAWARE, INC. filed a patent application (US2026/014867) for “RAIL JOINT SUPPORT BAR”. With publication no. WO/2026/173954, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: E01B 11/08
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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