SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
______________________________
FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): April 15, 2004

Structured Products Corp.

(Exact name of registrant as specified in its charter)

Delaware 001-32122 13-3692801
(State or other (Commission (IRS Employer
jurisdiction of File Number) Identification
incorporation or Number) organization)

388 Greenwich Street, New York, New York 10013
(Address of principal executive offices) (Zip Code)
Registrant's telephone number including area code (212) 816-7496.

Item 1. Changes in Control of Registrant.

Not Applicable.

Item 2. Acquisition or Disposition of Assets.

Not Applicable.

Item 3. Bankruptcy or Receivership.

Not Applicable.

Item 4. Changes in Registrant's Certifying Accountant.

Not Applicable.

Item 5. Other Events.

The issuer of the underlying securities, or guarantor thereof, or successor, thereto,
as applicable, is subject to the information reporting requirements of the Securities
Exchange Act of 1934, as amended (the "Exchange Act"). Periodic reports and other
information required to be filed pursuant to the Exchange Act, by the issuer of the
underlying securities, or guarantor thereof, or successor thereto, as applicable, may
be inspected and copied at the public reference facilities maintained by the
Securities and Exchange Commission (the "Commission") at 450 Fifth Street, N.W.,
Washington, D.C. 20549. The Commission also maintains a site on the World Wide Web
at "http://www.sec.gov" at which users can view and download copies of reports, proxy
and information statements and other information filed electronically through the
Electronic Data Gathering, Analysis and Retrieval system. Neither Structured
Products Corp. nor the trustee has participated in the preparation of such reporting
documents, or made any due diligence investigation with respect to the information
provided therein. Neither Structured Product Corp. nor the trustee has verified the
accuracy or completeness of such documents or reports. There can be no assurance that
events affecting the issuer of the underlying securities, or guarantor thereof, or
successor thereto, as applicable, or the underlying securities have not occurred or
have not yet been publicly disclosed which would affect the accuracy or completeness
of the publicly available documents described
above.

Item 6. Resignations of Registrant's Directors.

Not Applicable.

Item 7. Financial Statements, Pro-Forma Financial Information and Exhibits.

(a) Not Applicable.

(b) Not Applicable.

1. Trustee's Report with respect to the April 15, 2004 Distribution
Date for the TIERS Tens Certificates Trust LTR 1998-4

Item 8. Change in Fiscal Year

Not Applicable.

Item 9. Regulation FD Disclosure

Not Applicable.




                                         SIGNATURES




            Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the undersigned
thereunto duly authorized.





                                        By:    /s/ Mark C. Graham
                                        Name:      Mark C. Graham
                                        Title:     Authorized Signatory





















April 15, 2004



EXHIBIT INDEX


Exhibit                                                                    Page

   1     Trustee's Report with respect to the April 15, 2004                6
         Distribution Date for the TIERS Tens Certificates Trust
         LTR 1998-4

Exhibit 1

To the Holders
of:
TIERS Tens Certificates, Series LTR 1998-4
*CUSIP: 871928BH9

U.S. Bank Trust National Association, as Trustee for the TIERS Tens Certificates
Trust LTR 1998-4, hereby gives notice with respect to the Distribution Date of
April 15, 2004 (the "Distribution Date") as follows:

1. The amount of the distribution payable to the Certificateholders on the
Distribution Date allocable to principal and premium, if any, and interest,
expressed as a dollar amount per $10 Certificate, is as set forth below:

Principal Interest Total Distribution
$ 0.000000 $ 0.350000 $ 0.350000

2. The amount of aggregate interest due and not paid as of the Distribution
Date is $0.000000.

3. No fees have been paid to the Trustee or any other party from the
proceeds of the Term Assets.

4. $10,000,000 aggregate principal amount of Loews Corporation 7% Senior
Notes due October 15, 2023 (the "Term Assets") are held for the above
trust.

5. At the close of business on the Distribution Date, 1,000,000 Certificates
representing $10,000,000 aggregate Certificate Principal Balance were
outstanding.

6. The current rating of the Term Assets is not provided in this report. Ratings can be
obtained from Standard & Poor's Ratings Services, a division of The McGraw-Hill
Companies, Inc., by calling 212-438-2400 and from Moody's Investors Service, Inc. by
calling 212-553-0377.

U.S. Bank Trust National
Association, as Trustee

*The Trustee shall not be held responsible for the selection or use of the CUSIP number nor
is any representation made as to its correctness. It is included solely for the
convenience of the Holders.

STRUCTURED PRODUCTS CORP TIERSSM TENS CERTS SER LTR 1998-4 8-K