In the case of Blackwell v. Patten and Others, the Supreme Court ruled in favor of William Blackwell, a merchant from Philadelphia who had been sued by several creditors for debt collection. The court found that although some of his debts were due to negligence on his part, he was not liable for all of them because they had been incurred before he became insolvent. Furthermore, it held that even if some creditors could prove their claims against him through legal proceedings, they would still be barred from collecting any money until after those with prior liens or mortgages had received payment first. This ruling established an important precedent in bankruptcy law which has since become known as the "priority rule."

In the case of Blackwell v. Patten and Others, Chief Justice Marshall delivered a dissenting opinion in which he argued that the Court should not have granted an injunction to prevent the defendants from selling their property. He reasoned that since there was no evidence of fraud or collusion between them, they had every right to sell it as they wished. Furthermore, he stated that if any wrong had been done by one party against another then it should be remedied through legal action rather than by granting an injunction. In conclusion, Chief Justice Marshall believed that this case did not warrant such drastic measures and thus dissented from the majority opinion.