CHESAPEAKE EXPLORATION L P

Prospectus Supplement for Delayed or Continuous Offering

Prospectus Supplement for Primary Offering

Automatic Shelf Registration

Prospectus Supplement for Delayed or Continuous Offering

Automatic Shelf Registration

Automatic Shelf Registration

Automatic Shelf Registration

Withdrawal of a registration statement

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)