id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id FDA-2010-E-0049-0004,FDA,FDA-2010-E-0049,U.S. Patent & Trademark Office to FDA/CDER - Letter,Other,Letter(s),2011-09-16T04:00:00Z,2011,9,2011-09-16T04:00:00Z,,2011-09-16T15:11:29Z,,0,0,0900006480f1f120 FDA-2010-E-0049-0002,FDA,FDA-2010-E-0049,"AMAG Pharmaceuticals, Inc. - Patent Term Extension Application",Other,APP-Application,2011-05-04T04:00:00Z,2011,5,2011-05-04T04:00:00Z,,2013-07-27T23:04:48Z,,0,0,0900006480a8051a FDA-2010-E-0049-0001,FDA,FDA-2010-E-0049,U.S. Patent & Trademark Office to FDA/CDER - Letter,Other,LET-Letter,2011-05-04T04:00:00Z,2011,5,2011-05-04T04:00:00Z,,2013-08-11T04:37:29Z,,0,0,0900006480a80518 FDA-2010-E-0049-0003,FDA,FDA-2010-E-0049,FDA/CDER to U.S. Patent and Trademark Office - Letter,Other,LET-Letter,2011-05-04T04:00:00Z,2011,5,2011-05-04T04:00:00Z,,2011-05-04T14:15:12Z,,0,0,0900006480c3ecf3