It's not entirely clear what Russian Railways is alleging, with its press release simply saying it concerns infringement of the company's trademark No. 341333.
Here's the full release from Russian Railways (translated by Google):
Clarification of the lawsuit JSC "Russian Railways" company to Apple Inc.
JSC "Russian Railways" to the Arbitration Court of Moscow with a claim concerning infringement of the exclusive right to the trademark under the certificate No. 341333 by Apple Inc. We … Read more