§ 315.2 Definitions.
As used in these regulations—
(a) Bond means a United States Savings Bond of any series except EE and HH, unless the context indicates otherwise. General references to bonds and direct references to Series E bonds also include United States Savings Notes, unless specifically excluded.
(b) Converted bond means a savings bond originally issued as a definitive bond that has been surrendered to us and converted to a book-entry savings bond to be maintained by Treasury solely as a computer record.
(c) Extended maturity period means any period after the original maturity date during which the owner may retain a bond and continue to earn interest on the maturity value or extended maturity value under applicable provisions of the circular offering the bond for sale.
(d) Extended maturity value is the value of a bond at the end of the applicable extended maturity period.