The Patents Act, 1970/Chapter 6


 * 29. Anticipation by previous publication
 * 30. Anticipation by previous communication to Government
 * 31.Anticipation by public display, etc.
 * 32.Anticipation by public working
 * 33. Anticipation by use and publication after provisional specification
 * 34. No anticipation if circumstances are only as described in section 29, 30, 31 and 32