| Event Date | Event Description |
| Friday, February 26, 2021 | ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND |
| Friday, February 26, 2021 | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND |
| Friday, February 26, 2021 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Thursday, February 11, 2021 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, February 11, 2021 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Thursday, February 11, 2021 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Thursday, September 3, 2020 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, September 3, 2020 | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS |
| Thursday, September 3, 2020 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Thursday, September 3, 2020 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, August 26, 2020 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, August 26, 2020 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, August 26, 2020 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Thursday, August 6, 2020 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Thursday, August 6, 2020 | NON-FINAL ACTION E-MAILED |
| Thursday, August 6, 2020 | NON-FINAL ACTION WRITTEN |
| Tuesday, July 28, 2020 | ASSIGNED TO EXAMINER |
| Monday, July 27, 2020 | ASSIGNED TO EXAMINER |
| Friday, July 24, 2020 | ASSIGNED TO EXAMINER |
| Saturday, May 16, 2020 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED IN TRAM |
| Friday, May 8, 2020 | NEW APPLICATION ENTERED IN TRAM |