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(12) PATENT APPLICATION PUBLICATION (21) Application No.6421/DELNP/2008 A (19) INDIA (22) Date of filing of Application :22/07/2008 (43) Publication Date : 24/10/2008 (54) Title of the invention : "A COMPOUND OF FORMULA II AND COMPOSITION THEREOF" (71)Name of Applicant : (51) International classification : C07D 215/48 1)SCHERING AKTIENGESELLSCHAFT (31) Priority Document No :60/432,792 Address of Applicant :MULLERSTRASSE 178,13342 (32) Priority Date :11/12/2002 BERLIN,GERMANY. Germany (33) Name of priority country :U.S.A. (72)Name of Inventor : (86) International Application No :PCT/US2003/039079 1)JUDI BRYANT Filing Date :09/12/2003 2)BRAD BUCKMAN (87) International Publication No : WO2007/052366 3)IMADUL ISLAM (61) Patent of Addition to Application :NA 4)RAJU MOHAN Number :NA 5)MICHAEL MORRISSEY Filing Date 6)GUO PING WEI (62) Divisional to Application Number :2375/DELNP/2005 7)WEI XU Filed on :03/06/2005 8)SHENDONG YUAN (57) Abstract : The present invention relates to a compound of formula II: whereinR1, R2, R3, R4, R5, R6, (R4)n , O and N as described in the specification. The present invention also relates to composition thereof. No. of Pages : 69 No. of Claims : 6 The Patent Office Journal 24/10/2008 25916
(12) PATENT APPLICATION PUBLICATION (21) Application No.6422/DELNP/2008 A (19) INDIA (22) Date of filing of Application :22/07/2008 (43) Publication Date : 24/10/2008 (54) Title of the invention : "ORGANOPHILIC CLAY ADDITIVES AND OIL WELL DRILLING FLUIDS WITH LESS TEMPERATURE DEPENDENT RHEOLOGICAL PROPERTIES" (51) International classification : C09K 8/02 (71)Name of Applicant : (31) Priority Document No :11/359,786 1)ELEMENTIS SPECIALTIES,INC (32) Priority Date :22/02/2006 Address of Applicant :P.O.BOX 700,329 WYCKOFFS MILL (33) Name of priority country :U.S.A. ROAD,HIGHTSTOWN,NJ 08520,U.S.A. U.S.A. (86) International Application No :PCT/US2007/004528 (72)Name of Inventor : Filing Date :20/02/2007 1)DAVID DINO (87) International Publication No :WO 2007/100586 2)JEFFREY THOMPSON (61) Patent of Addition to Application Number Filing Date :NA :NA (62) Divisional to Application Number :NA Filing Date :NA (57) Abstract : An organophilic clay additive for oil based drilling fluids providing such fluids with improved temperature stable Theological properties. The additive includes an attapulgite clay having a cation exchange capacity of at least 5 milliequivalents per 100 grams of clay, 100% active clay basis; a first organic cation provided by an alkoxylated quaternary ammonium salt; and a second organic cation wherein such second organic cation is not provided by an alkoxylated quaternary ammonium salt. The total amount of organic cations b) and c) is provided in an amount from about +25% to -25% of the cation exchange capacity of the attapulgite clay: Data supplied from the esp@cenet database - Worldwide c58 No. of Pages : 30 No. of Claims : 26 The Patent Office Journal 24/10/2008 25917
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