Search options available in STN databases - FIZ Karlsruhe

Search examples
JP 2001513628 T 20010904
CN 1127574 C 20031112 FIL WPINDEX
=> S CN1127574/PN
L2 1 CN1127574/PN
=> D TI PA PN
L2 ANSWER 1 OF 1 WPINDEX COPYRIGHT 2011 THOMSON REUTERS on STN
TI Universal power converter e.g for portable personal computer - uses first
voltage stage operated from mains, second voltage stage optimised for
battery supply and third voltage stage electrically coupled to portable
device power supply.
PA (ASTR-N) AST RES INC
PI WO 9501000 A1 19950105 (199507)* EN 18[2]
AU 9472495 A 19950117 (199521) EN
US 5414610 A 19950509 (199524) EN 7[2]
EP 705495 A1 19960410 (199619) EN 18[2]
EP 705495 A4 19961127 (199713) EN
CN 1127574 A 19960724 (199749) ZH FIL CAPLUS
=> S (EVONIK OR DEGUSSA)/PA AND C12N/IPC AND CN/PC
L3 114 (EVONIK OR DEGUSSA)/PA AND C12N/IPC AND CN/PC
=> FIL WPINDEX
We now show the different results between using PN and PNK.
The patent numbers from the CAPLUS result are now transferred
to DWPI.
=> TRANSFER L3 1- PN
L4 TRANSFER L3 1- PN : 1016 TERMS
L5 122 L4
=> D L4 1- WITH "CN"
L4 TRA L3 1- PN : 1016 TERMS
TERM # TERMS
------ -------------------------
182 CN100336901/PN
183 CN100347190/PN
184 CN100351387/PN
185 CN100352926/PN
186 CN100359002/PN
187 CN100368545/PN
188 CN100387714/PN
...
=> S L5 AND (EVONIK OR DEGUSSA)/PA
L6 110 L5 AND (EVONIK OR DEGUSSA)/PA
=> S L5 NOT L6
L7 12 L5 NOT L6
=> D 1-6 PA
Our check shows that there are completely different families in
the new search result. Only the patent assignees are displayed.
L7 ANSWER 1 OF 12 WPINDEX COPYRIGHT 2011 THOMSON REUTERS on STN
PA (STRA-I) STRASSER J
L7 ANSWER 2 OF 12 WPINDEX COPYRIGHT 2011 THOMSON REUTERS on STN
PA (FANG-I) FANG Z
305