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(12) PATENT APPLICATION PUBLICATION (21) Application No.6274/DELNP/2008 A<br />

(19) INDIA<br />

(22) Date <strong>of</strong> filing <strong>of</strong> Application :18/07/2008 (43) Publication Date : 24/10/2008<br />

(54) Title <strong>of</strong> the invention : CYCLOHEXYL SULFONAMIDE DERIVATIVES HAVING H3 RECEPTOR ACTIVITY<br />

(51) International classification :C07D 213/71 (71)Name <strong>of</strong> Applicant :<br />

(31) Priority Document No :06100701.9<br />

1)F.HOFFMANN-LA ROCHE AG<br />

(32) Priority Date :23/01/2006<br />

Address <strong>of</strong> Applicant :GRENZACHERSTRASSE 124, CH-<br />

(33) Name <strong>of</strong> priority country :EPO<br />

4070 BASEL, SWITZERLAND.<br />

(86) International Application No :PCT/EP2007/050279 (72)Name <strong>of</strong> Inventor :<br />

Filing Date<br />

:12/01/2007<br />

1)NETTEKOVEN MATTHIAS<br />

(87) International Publication No :WO 2007/082840 2)ROCHE, OLIVIER<br />

(61) Patent <strong>of</strong> Addition to Application<br />

Number<br />

Filing Date<br />

:NA<br />

:NA<br />

(62) Divisional to Application Number :NA<br />

Filing Date<br />

:NA<br />

(57) Abstract :<br />

The present invention relates to compounds <strong>of</strong> formula I wherein R1 to R3 are as defined in the description <strong>and</strong> claims, <strong>and</strong><br />

pharmaceutically acceptable salts there<strong>of</strong>. The compounds are useful for the treatment <strong>and</strong>/or prevention <strong>of</strong> diseases which are<br />

associated with the modulation <strong>of</strong> H3 receptors.<br />

No. <strong>of</strong> Pages : 102 No. <strong>of</strong> Claims : 34<br />

The Patent Office Journal 24/10/2008 25735

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