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withdrawn,object_id FDA-1998-E-0073-0009,FDA,FDA-1998-E-0073,"Certificate Extending Patent Term Extension of US Patent No. 4,490,351",Rule,Certificate Extending Patent Term,2007-02-06T05:00:00Z,2007,2,,,2025-03-05T18:23:55Z,,0,0,0900006480583e38 FDA-1998-E-0073-0008,FDA,FDA-1998-E-0073,"Certificate Extending Patent Term Extension of US Patent No. 4,490,351",Rule,Certificate Extending Patent Term,2007-02-06T05:00:00Z,2007,2,,,2025-03-05T18:23:03Z,,0,0,0900006480583e37 FDA-1998-E-0073-0007,FDA,FDA-1998-E-0073,Letter from FDA/CDER to US Patent and Trademark Office,Other,Letter(s),2003-11-21T05:00:00Z,2003,11,,,2025-03-05T18:21:25Z,,0,0,0900006480583e36 FDA-1998-E-0073-0006,FDA,FDA-1998-E-0073,Determination of Regulatory Review Period for Purposes of Patent Extension; Vitreon; Amendment,Notice,General Notice,2003-03-18T05:00:00Z,2003,3,,,2025-03-05T18:20:06Z,03-6226,0,0,0900006480583e35 FDA-1998-E-0073-0005,FDA,FDA-1998-E-0073,Determination of Regulatory Review Period for Purposes of Patent Extension; Vitreon,Notice,General Notice,1998-12-21T05:00:00Z,1998,12,1998-12-21T05:00:00Z,1999-07-16T03:59:59Z,2025-03-05T18:10:58Z,98-33457,0,0,0900006480583e30 FDA-1998-E-0073-0003,FDA,FDA-1998-E-0073,Letter from FDA Office of Health Affairs to the Honorable Bruce Lehman,Other,Letter(s),1998-12-15T05:00:00Z,1998,12,,,2025-03-05T17:58:55Z,,0,0,0900006480583e2c FDA-1998-E-0073-0004,FDA,FDA-1998-E-0073,Letter from FDA Office of Health Affairs to the Honorable Bruce Lehman,Other,Letter(s),1998-12-15T05:00:00Z,1998,12,,,2025-03-05T18:00:43Z,,0,0,0900006480583e2f FDA-1998-E-0073-0002,FDA,FDA-1998-E-0073,Letter from FDA Office of Health Affairs to U.S. Patent and Trademark Office,Other,Letter(s),1998-11-06T05:00:00Z,1998,11,,,2025-03-05T17:50:58Z,,0,0,0900006480583e2a FDA-1998-E-0073-0001,FDA,FDA-1998-E-0073,Letter from FDA Office of Health Affairs to U.S. Patent and Trademark Office,Other,Letter(s),1998-11-06T05:00:00Z,1998,11,,,2025-03-05T17:49:53Z,,0,0,0900006480583dc4