Section 4: Safety Guidelines and Warranty Information4A: Safety 161Owner’s RecordThe model number, regulatory number and serial number arelocated on a nameplate inside the battery compartment. Recordthe serial number in the space provided below. This will behelpful if you need to contact us about your phone in the future.Model: PCS Phone [model SPH-a600]Serial No.:User Guide Proprietary NoticeCDMA Technology is licensed by QUALCOMM Incorporatedunder one or more of the following patents:4,901,307 5,109,390 5,267,262 5,416,7975,506,865 5,544,196 5,657,420 5,101,5015,267,261 5,414,796 5,504,773 5,535,2395,600,754 5,778,338 5,228,054 5,337,3385,710,784 5,056,109 5,568,483 5,659,5695,490,165 5,511,073T9 Text Input is licensed by Tegic Communications and iscovered by U.S. Pat. 5,818,437, U.S. Pat. 5,953,541, U.S. Pat.6,011,554 and other patents pending.