Okla. Stat. tit. 78, § 78-26: Assignment

Any trademark and its registration shall be assignable with the

good will of the business in which the trademark is used, or with

that part of the good will of the business connected with the use of

and symbolized by the trademark. Assignment shall be by instruments

in writing duly executed and may be recorded with the Secretary of

State upon the payment of a fee of Twenty-five Dollars ($25.00),

payable to the Secretary of State who, upon recording of the

assignment, shall issue in the name of the assignee a new

certificate for the remainder of the term of the registration or of

the last renewal thereof. An assignment of any registration

pursuant to the provisions of this title shall be void as against

any subsequent purchaser for valuable consideration without notice

unless it is recorded with the Secretary of State within three (3)

months after the date of the assignment or prior to such subsequent

purchase.