Cal. Business and Professions Code § 17925

(a) The county clerk shall maintain one or more indices which permit the determination of at least the following information: (1) Whether any business using a specific fictitious business name has on file a fictitious business name statement setting forth such name and, if so, the file number of the statement. (2) Whether any individual, general partner, or corporation is listed in any fictitious business name statement on file and, if so, the file number of the statement. (3) Whether a statement of abandonment of use of a specific business name is on file and, if so, the file number of the statement of abandonment. (4) Whether a statement of withdrawal from a partnership operating under fictitious business name is on file and, if so, the file number of the statement of withdrawal. (b) Four years after a fictitious business name statement has expired, the county clerk may delete the information concerning that statement from the index, including any references to statements of abandonment of use, statements of withdrawal of partnerships, or any other references related to a fictitious business name statement which is being deleted from the index.