With Regard to Your Query, yes Opposition can be filed in case of similar name even in diferent classes. Secondly class 24 and class 25, both the classes are connected with each other in relation of goods, so it can create confusion in the mind of the consumers that both the marks belongs to the same owner, but opposition filing right raises onlyafter the applied trademark is published in trademark journal.
The other option to send a legal notice to restrain the person from using a mark that is similar to your mark and initiate proper legal action to file a court case against them. for amy further clerification please contact @The trade solutions : 9024801226
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