SANCHO, Treasurer v. TEXAS CO. (P.R.), Inc. was a Supreme Court case (308 U.S. 463) argued on December 11, 1939 and decided on January 2, 1940. This suggests a legal dispute between the two parties.
The case involved TEXAS CO. (P.R.), Inc. seeking to enjoin or prevent SANCHO, the Treasurer of Puerto Rico, from enforcing certain orders or decisions made by the Workmen's Relief Commission of Puerto Rico. This further indicates a legal conflict between the two parties.
There are references to other related court cases, such as TEXAS CO. (P.R.), Inc. v. SANCHO (102 F.2d 710) and SANCHO v. YABUCOA SUGAR CO. (306 U.S. 505), which suggest a history of legal disputes involving SANCHO and TEXAS CO. (P.R.), Inc.