<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE ep-patent-document PUBLIC "-//EPO//EP PATENT DOCUMENT 1.4//EN" "ep-patent-document-v1-4.dtd"><ep-patent-document id="EP0020468A1" file="EP79901281NWA1.xml" lang="de" doc-number="0020468" date-publ="19810107" kind="A1" country="EP" status="n" dtd-version="ep-patent-document-v1-4"><SDOBI lang="de"><B000><eptags><B001EP>....CHDE....FRGB........NL..........................................................................</B001EP><B003EP>*</B003EP><B007EP>EPregister to ST.36 EBD process v 1.0 kbaumeister@epo.org (15 Jan 2013)</B007EP></eptags></B000><B100><B110>0020468</B110><B130>A1</B130><B140><date>19810107</date></B140><B190>EP</B190></B100><B200><B210>79901281.0</B210><B220><date>19791016</date></B220><B240><B241><date>19801028</date></B241></B240><B250>de</B250><B251EP>de</B251EP><B260>de</B260></B200><B300><B310>19780010777</B310><B320><date>19781018</date></B320><B330><ctry>CH</ctry></B330><B310>19790007047</B310><B320><date>19790731</date></B320><B330><ctry>CH</ctry></B330></B300><B400><B405><date>19810107</date><bnum>198101</bnum></B405><B430><date>19810107</date><bnum>198101</bnum></B430></B400><B500><B510EP><classification-ipcr sequence="1"><text>G02F   1/    17            A I                    </text></classification-ipcr><classification-ipcr sequence="2"><text>C09K   9/    00            A I                    </text></classification-ipcr><classification-ipcr sequence="3"><text>G02F   1/    15            A I                    </text></classification-ipcr><classification-ipcr sequence="4"><text>G02F   1/    19            A I                    </text></classification-ipcr><classification-ipcr sequence="5"><text>G09F   9/    00            A I                    </text></classification-ipcr></B510EP><B540><B541>en</B541><B542>OPTOELECTRIC CELL</B542><B541>fr</B541><B542>CELLULE ELECTRO-OPTIQUE</B542><B541>de</B541><B542>ELEKTRO-OPTISCHE ZELLE</B542></B540></B500><B700><B710><B711><snm>F. HOFFMANN-LA ROCHE &amp; CO. Aktiengesellschaft</snm><adr><str>Postfach 3255</str><city>CH-4002 Basel</city><ctry>CH</ctry></adr></B711></B710><B720><B721><snm>GÜNTHERODT, Hans-Joachim</snm><adr><str>Dorneckweg 10</str><city>CH-4108 Witterswil</city><ctry>CH</ctry></adr></B721><B721><snm>PFLUGER, Peter</snm><adr><str>Fluhmattweg 26</str><city>CH-6004 Luzern</city><ctry>CH</ctry></adr></B721><B721><snm>KÜNZI, Hans-Ulrich</snm><adr><str>Drosselstrasse 25</str><city>CH-4103 Bottmingen</city><ctry>CH</ctry></adr></B721></B720><B740><B741><snm>Behrens, Dieter, Dr.-Ing., et al</snm><adr><str>Wuesthoff &amp; Wuesthoff Patent- und Rechtsanwälte Schweigerstrasse 2</str><city>D-81541 München</city><ctry>DE</ctry></adr></B741></B740></B700><B800><B840><ctry>CH</ctry><ctry>DE</ctry><ctry>FR</ctry><ctry>GB</ctry><ctry>NL</ctry></B840><B860><B861><dnum><anum>CH1979000135</anum></dnum><date>19791016</date></B861><B862>de</B862></B860><B870><B871><dnum><pnum>WO1980000880</pnum></dnum><date>19800501</date><bnum>198010</bnum></B871></B870></B800></SDOBI></ep-patent-document>