| Event Date | Event Description |
| Thursday, October 4, 2018 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, November 5, 2013 | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND |
| Tuesday, November 5, 2013 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Tuesday, April 9, 2013 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, April 9, 2013 | NON-FINAL ACTION E-MAILED |
| Tuesday, April 9, 2013 | NON-FINAL ACTION WRITTEN |
| Friday, March 8, 2013 | EXAMINER'S AMENDMENT ENTERED |
| Friday, March 8, 2013 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Friday, March 8, 2013 | EXAMINERS AMENDMENT E-MAILED |
| Friday, March 8, 2013 | EXAMINERS AMENDMENT -WRITTEN |
| Tuesday, September 11, 2012 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, September 11, 2012 | NON-FINAL ACTION E-MAILED |
| Tuesday, September 11, 2012 | NON-FINAL ACTION WRITTEN |
| Friday, September 7, 2012 | ASSIGNED TO EXAMINER |
| Wednesday, May 23, 2012 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED IN TRAM |
| Monday, May 21, 2012 | NEW APPLICATION ENTERED IN TRAM |