Patent 7531650 was granted and assigned to Basilea Pharmaceutica on May, 2009 by the United States Patent and Trademark Office.
The present invention relates to cephalosporin of formula (I) in crystalline form. The compound of formula (I) in crystalline form is useful as antibiotics having potent and broad antibacterial activity; especially against methicillin resistant Staphylococci (MRSA) and Pseudomonas aeruginosa.