Basic Uniform Commercial Code
Seriously Misleading
Errors or omissions that make the financing statement seriously misleading is ineffective. UCC § 9-506(a).
If the name on the financing statement is not exactly right, it is seriously misleading unless a search on the state's using has logic that will still find it. (Usually they strip endings like "Inc." or "Corporation".) UCC § 9-506(3).
A financing statement that does not provide the name of a debtor is seriously misleading.
If one changes his name, the financing statement will remain effective for four months afterwards. UCC § 9-507(c)(1).
After four months after a name change, the financing statement is not effective for perfection. UCC § 9-507(c)(2). You must amend the financing statement.