(A) Except as otherwise provided in division (B) of this section and division (B) of section 1309.312 of the Revised Code, a financing statement must be filed to perfect all security interests and agricultural liens.
(B) The filing of a financing statement is not necessary to perfect a security interest:
(1) That is perfected under division (D), (E), (F), or (G) of section 1309.308 of the Revised Code;
(2) That is perfected under section 1309.309 of the Revised Code when it attaches;
(3) In property subject to a statute, regulation, or treaty described in division (A) of section 1309.311 of the Revised Code;
(4) In goods in possession of a bailee which is perfected under division (D)(1) or (2) of section 1309.312 of the Revised Code;
(5) In certificated securities, documents, goods, or instruments which is perfected without filing, control, or possession under division (E), (F), or (G) of section 1309.312 of the Revised Code;
(6) In collateral in the secured party's possession under section 1309.313 of the Revised Code;
(7) In a certificated security perfected by delivery of the security certificate to the secured party under section 1309.313 of the Revised Code;
(8) In deposit accounts, electronic chattel paper, electronic documents, investment property, or letter-of-credit rights perfected by control under section 1309.314 of the Revised Code;
(9) In proceeds which is perfected under section 1309.315 of the Revised Code; or
(10) That is perfected under section 1309.316 of the Revised Code.
(C) If a secured party assigns a perfected security interest or agricultural lien, a filing under this chapter is not required to continue the perfected status of the security interest against creditors of and transferees from the original debtor.