hould be printed, preferably in black
ink, head-to-head (so that when you turn the sheet over, the top of page
2 is directly behind the top of page 1). FORMS NOT MEETING THESE
REQUIREMENTS WILL BE RETURNED TO THE ORIGINATOR.

If, after reading this circular, you have additional questions about
renewal of copyright, you may call the Renewals Section of the Examining
Division at (202) 707-8180 or fax at (202) 707-3849 or write to the
Copyright Office at this address:

Library of Congress
Copyright Office
Renewals Section, LM-449
101 Independence Avenue, S.E.
Washington, D.C. 20559-6000

=======================
FOR FURTHER INFORMATION
=======================

INFORMATION VIA THE INTERNET: Frequently requested circulars,
announcements, regulations, other related materials, and all copyright
application forms are available via the Internet. You may access these
via the Copyright Office homepage at http://www.loc.gov/copyright.

INFORMATION BY FAX: Circulars and other information (but not application
forms) are available by Fax-on-Demand at (202)707-2600.

INFORMATION BY TELEPHONE: For general information about copyright, call
the Copyright Public Information Office at (202)707-3000. The TTY number
is (202)707-6737. Information specialists are on duty from 8:30 a.m. to
5:00 p.m., eastern time, Monday through Friday, except federal holidays.
Recorded information is available 24 hours a day. Or, if you know which
application forms and circulars you want, request them from the Forms and
Publications Hotline at (202)707-9100 24 hours a day. Leave a recorded
message.

Information by regular mail:
Write to:
Library of Congress
Copyright Office
Publications Section, LM-455
101 Independence Avenue, S.E.
Washington, D.C. 20559-6000

----------------------------------------------
Library of Congress
Copyright Office
101 Independence Avenue, S.E.
Washington, D.C. 20559-6000

http://www.loc.gov/copyright

REV: June 1999 -- 15,000
WEB REV: June 1999
U.S. GOVERNMENT PRINTING OFFICE: 1999-454-879/4

*****

United States Copyright Office

Circular 15t

Extension of Copyright Terms

========================================================================

========================
PURPOSE OF THIS CIRCULAR
========================

This circular will inform you of the provisions in the copyright statute
affecting the duration of subsisting copyrights and give you some
information with examples ill