It is now possible to display the patent family in Derwent World Patents Index with ('D PI') and without ('D PN') the designated states of PCT and EP documents. The compressed display format ('D PN') is useful now that all possible designated states are included on PCT and EP documents at the time of publication.

 => d pi
   
   L6 ANSWER 1 OF 1 WPIX COPYRIGHT 2005 THE THOMSON CORP on STN 
   PI WO--2005026360 A1 20050324 (200524)* EN 114 C12N-015-12 <--
   RW: AT BE BG BW CH CY CZ DE DK EA EE ES FI FR GB GH GM GR HU IE IT KE
   LS LU MC MW MZ NA NL OA PL PT RO SD SE SI SK SL SZ TR TZ UG ZM ZW 
   W: AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE
   DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG
   KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ
   OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG
   US UZ VC VN YU ZA ZM ZW 
   EP-----1516930 A1 20050323 (200524) EN C12N-015-12
   R: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LT LU LV
   MC MK NL PT RO SE SI SK TR 

=> d pn
   
   L6 ANSWER 1 OF 1 WPIX COPYRIGHT 2005 THE THOMSON CORP on STN 
   PN WO--2005026360 A1 20050324 (200524)* EN 114 C12N-015-12 <--
   EP-----1516930 A1 20050323 (200524) EN C12N-015-12