A Process For The Purification Of Roxithromycin

FORM 2 EXAMINATION SHEET OF PATENT APPLICATION NO. KIND OF APPLICATION APPLICATION 1. Form of application 2. Name, nationality and address of applicant,? 3. Title 4. Name, Nationality and address of a. Assignor i: Inventor ii. Applicant in a convention country. b. The deceased who has right to make application. 5. Endorsement by or assignment from inventor or applicant in a convention country or authority in favour of legal representative. 6. Death certificate and proof of title of the legal representative. 7. Date and Signature. 8. Permission under FR (MR), (R,R) (a) Duplicate and Triplicate. 9. Miscellaneous CONVENTION APPLICATION 10. No. of convention applications involved. 11. Certified copy/copies 12. Petition for extension of time

13. Name(s) of applicant(s) in convention country. 14. Date in the application in a convention country. AUTHORIZATION 15. Name, address and nationality of applicant. 16. Name, address and nationality of the registered Patent agent/agents. 1.7. Title 18. Date and Signature. 19. Stamped. 2tX Miscellaneous. STATEMENT AND UNDERTAKING 21. Prescribed form 22. Name, address and nationality of applicants. 23. Title 24. Miscellaneous 25. Application if any, made in foreign countries. SPECIFICATION 26. Provisional filed on 27. Prescribed form 28. Name, address and nationality of the applicant. 29. Title

30. Preamble to the.description 31. Reference to inventor 32. Reference to drawings 33. Reference to original patent 34. Date and signature 35. Duplicate and triplicate &&filVLETE FILED Oty i 36. Prescribed form - 37. Name, address and nationality of applicant. 38. Title 39. Preamble to description 40. Reference to original Patent 41 /Reference to drawings 42. Statement of claims (Containing claims) 43. Duplicate and triplicate 44. Date and Signature 45. Miscellaneous DECLARATION OF INVENTORSHIP 46. Prescribed form 47. Name of applicant 48. Name, address and nationality of inventors 49. Date and signature 50. Consent by the inventor(s)

DRAWINGS: 51. Not filed in time-post dating 52. Reproducible 53. Name and Signature 54. Number of sheets 55. Figures of drawings 56. Descriptive matter and measurement. 57. Duplicate and triplicate 58. Miscellaneous. GENERAL 59. Request for amending or correcting: (a) Application (b) Specification (c) Drawings

60. Request for post-dating of an application. 61. Request for postponement of acceptance. 62. Warning regarding time for putting the , application in order for acceptance. 63. Specificatioh(s) and drawing generally . unsatisfactory. PROVISIONAL COMPLETE 64. Description-clear (a) not in clear English (b) English equivalent necessary in respect of

(c) Not clear in respect -where indicated. (d) Description in page inconsistent with (e) distinguishing features a: compared with prior art given in not clear, (f) Drawings to be separated from specification 63. Description Sufficient (a) Further description necessary in respect of (b) Revision necessary where indicated (c) Drawings required v (d) Model or sample required. 66rifescription Reference ^Reference to j^^|hould be replaced by Indian specification (ii) or modified by substituting the serial number of the publishing British' Specification 'or replaced or supplemented by equivalent description. (b) Co-pending application in page to be completed. (c) Prior patent in page insufficiently. (d) Distinguishing features with reference to prior specification necessary.

61. DESCRIPTION - Clerical errors (a) In page to be corrected. 68. DRAWINGS - Clear (a) Figures not numbered. (b) Sectional lines in figures (c) Reference letters (numerals) not marked in figures ' (d) Same reference letters used for different parts - (In figures). (e) Part devoted by reference letter in figures not same as that denoted by it in page (0 Do/does not clearly illustrate features described in pages. 69. DRAWING - sufficient (a) Arrangement described in page or/and claimed in claim should be illustrated. CLAIMS - Clear ' are not clear in respect of (b) Claims is/are not clearly worded. 71 .CLAIMS-Sufficient (a) Un-ncccssary repetition (b) Verbose (c) Large number (d) Claims redundant CLAIMS - Definitive \) Claims do not sufficiently define the invention. (b)fClaim are not sufficiently definitive in the absence of explicit statement of invention.

73. CLAIMS - Consistent (a) Claims not consistent with description in page. (b) Claims not fairly based on the matter disclosed in the specification. (c) Claims not supported by description. 74. TITLE - Appropriate (a) Inconsistent with description and claims. 75. TITLE - Precise (a) not precise (b) Not clear in respect of words (c) Does not sufficiently indicate the subject (d) Suitable amendments indicated. PATENTABILITY - Subject matter €¬ constitute an invention. (b) Claim(s) fall(s) within the scope of sub clause of section 3. (c) Claims not allowable under section 4/section 5. (d) Is not proper for a patent of addition. (e) Statement of claim(s) not definitive in view r I what admittedly know sec p.^o of the specification. 77. PATENTABILITY - One invention. (a) Claims define a plurality of distinct invention. (b) Each of claims relates to an independent invention. (c) Claim(s) relates to an ifwention distinct from the res (d) Consideration deferred.

78. IDENTITY (a)Anticipated by (i) Prior Claiming (ii) Prior publication (b) Claims of conflict(s) with Claims of: (c) Invention claimed in claim(s) lacking in novelty prima-facie instance (d) Specification not clearly worded. (e) Consideration deferred. '79. IDENTITY -Date Not allowable as an earlier application in respect of identical invention was filed in 80. IDENTITY - Subject matter (a) Does not constitute an invention the application should be divided. (b) Two or more applications for inventions cognate, addition 1 fee required. "•■■'.'■( -1' -.-.....• (c) The inventions disclosed in the specification failed with applications made in the convention countries arc not so related as to constitute one invention, The application should therefore be divided into separated applications. (d) The inventions disclosed in the specification failed with applications made in the convention countries are not so related as to constitutes on invention, but are cognate or of which one additional fee in respect of application should be remitted immediately. 81. (a) In view of the plurality of independent claims the nature of the invention is not fairly ascertained as the specifi¬cation. The claims should be revised with a view of indicate precisely the broad features of the invention common to all the claims. (b) The inclusion of independent claims defining separate combination which are not cognature with one another, makes the statement of claims, vague as to the nature of the invention.