United States Patent and Trademark Office OG Notices: 29 April 2003

                                 Disclaimers

   5,822,253  -  Valerie L. Lines, Ottawa, Canada. DYNAMIC MEMORY
WORD LINE DRIVER SCHEME. Patent dated Oct. 13, 1998. Disclaimer filed
Oct. 4, 2002, by the assignee, MOSAID Technologies Incorporated.

   The term of this patent shall not extend beyond the expiration
date of Pat. Nos. 5,214,602 and 5,751,643.


   5,828,620  -  Richard C. Foss, Kirkcaldy Fife, Scotland; Peter
B. Gillingham, Kanata, Canada; Robert F. Harland, Carp, Canada; Valerie
L. Lines, Ottawa, Canada. HIGH VOLTAGE BOOSTED WORD LINE SUPPLY CHARGE
PUMP AND REGULATOR FOR DRAM. Patent dated Oct. 27, 1998. Disclaimer
filed Sep. 4, 2002, by the assignee, MOSAID Technologies Incorporated.

   The term of this patent shall not extend beyond the expiration
date of Pat. Nos. 6,267,201, 5406,523 and 5,699,313.