WO 2013/ A3. 10 October 2013 ( ) P O P C T

Transcription

1 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (10) International Publication Number (43) International Publication Date WO 2013/ A3 10 October 2013 ( ) P O P C T (51) International Patent Classification: Andhra Pradesh, Hyderabad (IN). MURKL Veer- C07D 487/04 ( ) C07C 211/35 ( ) ender; Plot No 42, Krishnasai Enclave, HMT Swarnapuri Road, Miyapur, AndhraPradesh, Hyderabad (IN). (21) International Application Number: CHEEMALAPATI, Venkata Annapurna Sasikala; Flat No 406, VSS Residency, JP Nagar, Miyapur, AndhraPra (22) International Filing Date: desh, Hyderabad (IN). 5 April 2013 ( ) (81) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of national protection available): AE, AG, AL, AM, (26) Publication Language: English AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, (30) Priority Data: DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, 1389/CHE/ April 2012 ( ) IN HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, 2254/CHE/ June 2012 ( ) IN KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, 4 l/che/ January ( ) IN ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, (71) Applicant: DR. REDDY'S LABORATORIES LIM RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, ITED [IN/IN]; , Road No.3, Banjara Hills, Andhra TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, Pradesh, INDIA, Hyderabad (IN). ZM, ZW. (72) Inventors: DAHANUKAR, Vilas Hareshwar ; Plot no- 11, (84) Designated States (unless otherwise indicated, for every Lalitha Bloomfield, Nanakramguda, Next to Oakridge kind of regional protection available): ARIPO (BW, GH, School, India, Hyderabad (IN). GILLA, Goverd- GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, han; H.No:3-63/4/205, Gayatri residency., Gangaram, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, Chandanagar., Dist: Ranga reddy. Hyderabad (IN). TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, KURELLA, Sreenivasulu; H.No , plot No 5, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, Mallareddy nagar, Gajularamaram, Qutubullapur, Andhra MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, Pradesh, Hyderabad (IN). KULKARNI, Shweta TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, Mahajan; Flat No. 101, Block 2C, SMR Vinay City, ML, MR, NE, SN, TD, TG). Miyapur, Andhra Pradesh, Hyderabad (IN). ANU- MULA, Raghupathi Reddy; Plot no : 42, Venkatasai En Published: clave, Nizampet, Andhra Pradesh, Hyderabad (IN). with international search report (Art. 21(3)) AALLA, Sampath; H. No /297, Srinivasa welfare before the expiration of the time limit for amending the society, Nizampet, Quthbullapur, Rangareddy, Andhra Pra claims and to be republished in the event of receipt of desh, Hyderabad (IN). BOJJA, Yakambram; Flat. amendments (Rule 48.2(h)) No :102, Sri Sai Residency, Opp; Srikrishna temple, Madinaguda, serilingampally(mo), Dist: Rangareddy, Hydera (88) Date of publication of the international search report: bad (IN). ELATI, Ravi Ram Chandra Sekhar; 28 November 2013 Plot No: 531, Flat No : 202;, Pragathi nagar; KPHB, (54) Title: PREPARATION OF TICAGRELOR (57) Abstract: Provided are processes for preparing Ticagrelor and its intermediates that are useful in the processes. Also provided are salts of Ticagrelor, their processes and solid dispersion of Ticagrelor having Ticagrelor in amorphous form.

2 A. CLASSIFICATION OF SUBJECT MATTER See the extra sheet According to International Patent Classification (IPC) or to both national classification and IPC B. FIELDS SEARCHED Minimum documentation searched (classification system followed by classification symbols) IPC: C07D 487/-; C07C 2 11/- Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched Electronic data base consulted during the international search (name of data base and, where practicable, search terms used) WPI, CNPAT, EPODOC, CNKI, CA, CAPLUS(STN), REGISTRY(STN), ISI Web of Knowledge: ticagrelor, solid dispersion, dispersion, amorphous, CAS RN: DOCUMENTS CONSIDERED TO BE RELEVANT Category' Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No. X rtjs 2003/ A l (LARSSON U. et al.) 07 August 2003( ), example Y 10 A X CN A l (BRIGHTGENE BIO-MEDICAL TECHNOLOGY CO. LTD.) November 201 1( ), description, paragraph [001 1] Y 10 A Further documents are listed in the continuation of Box C. See patent family annex. * Special categories of cited documents: "T" later document published after the international filing date Ά " document defining the general state of the art which is not or priority date and not in conflict with the application but cited to understand the principle or theory underlying the considered to be of particular relevance invention Έ " earlier application or patent but published on or after the "X" document of particular relevance; the claimed invention international filing date cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone 'L" document which may throw doubts on priority claim (S) or "Y" document of particular relevance; the claimed invention which is cited to establish the publication date of another cannot be considered to involve an inventive step when the citation or other special reason (as specified) document is combined with one or more other such Ό " document referring to an oral disclosure, use, exhibition or documents, such combination being obvious to a person other means skilled in the art 'P" document published prior to the international filing date " & "document member of the same patent family but later than the priority date claimed Date of the actual completion of the international search Date of mailing of the international search report 3 1 August 2013( ) 26 Sep ( ) Name and mailing address of the ISA/CN Authorized officer The State Intellectual Property Office, the P.R.China 6 Xitucheng Rd., Jimen Bridge, Haidian District, Beijing, China ZHENQ Shaojun Telephone No. (86-10 ) Facsimile No Form PCT/ISA /210 (second sheet) (July 2009)

3 C (Continuation). DOCUMENTS CONSIDERED TO BE RELEVANT Category' Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No. X Disclosed Anonymously, Amorphous Forms of (ls,2s,3r,5s)-3-[7-[[(lr,2s)-2-(3, difluorophenyl) cyclopropyl] amino]-5-(propylthio)-3h-l,2,3- triazolo[4,5,d]pyrimidine-3-5-(2-hydroxyethoxy)-l,2- cyclopentanediol, IP.COM PriorArt Database [online], IP.com number: IPCOM D. [retrieved on ]. Retrieved from the Internet: 15 June 2011( ) A 1-13 Form PCT/ISA /210 (continuation of second sheet ) (July 2009)

4 A (Continuation). CLASSIFICATION OF SUBJECT MATTER C07D 487/04 ( ) i C07C 2 11/35 ( ) i Form PCT/ISA /210 (extra sheet) (July 2009)

5 Information on patent family members Patent Documents referred in the Report Publication Date Patent Family Publication Date US 2003/ A l WO A l AU A NO A EP A l KR A CZ A BR A SK A CN A JP A HU A MX PA A ZA A NZ A IN MUMNP E IN MUMNP E CN A US A l CN C US B US A l RU C AU B AU A l MX B NO B l IN MUMNP E EP B l DE E Form PCT/ISA /210 (patent family annex) (July 2009) CN C

6 Information on patent family members Patent Documents referred in the Report Publication Date Patent Family Publication Date ES T TW B CN A US B KR A KR B l PH B l US A l DE T T CA A l KR B l SK B IN B AU B CA C US A l IN B AU A l IN B MY A CZ B CZ B US Al AU B CA C CZ B JP B PL B PL B l Form PCT/ISA /210 (patent family annex) (July 2009) US B

7 Information on patent family members Patent Documents referred in the Report Publication Date Patent Family Publication Date CN A None PL B l Form PCT/ISA /210 (patent family annex) (July 2009)