Patent number 370149 has been granted to Amgen Inc that is titled ‘Human antigen binding proteins that bind beta klotho FGF receptors and complexes thereof’. During the patent prosecution, the patent examiner objected to this patent under section 3(d) of the Indian Patents Act. The patent applicant responded to this objection by stating the controller fails to mention the identification of the specific ‘known substance’ and does not clarify or reason as to how the claimed invention is a new form or a derivative of the alleged ‘known’ substance. This patent falls under the category of Chemical. Overall, this patent covers compositions and methods relating to antigen binding proteins that bind to beta klotho and FGFR1c, FGFR2c, FGFR3c and FGFR4. This binding protein then induces FGF21-like signaling.