against the ruling vs against the rule

[anhnha]

Samsung was dealt a blow in late August when a US court ruled that it infringed some of Apple's design and software patents and fined it more than $1 billion. Samsung has appealed against the ruling.

Can I rewrite the bold sentence into the following?
Samsung has appealed against the rule.
Is there any difference in meaning between them?

[5jj]

Can I rewrite the bold sentence into the following?
Samsung has appealed against the rule. No
Is there any difference in meaning between them?

Yes, It was a ruling, an official decision of a court, not a rule, some form of statement of advice or legislation.