| Serial Number | 86399519 |
| Word Mark | DIFFERENCE ENGINE |
| Filing Date | Thursday, September 18, 2014 |
| Status | 702 - SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED |
| Status Date | Monday, September 20, 2021 |
| Registration Number | 4857726 |
| Registration Date | Tuesday, November 24, 2015 |
| Mark Drawing | 3000 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, September 8, 2015 |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
| Disclaimer with Predetermined Text | "ENGINE" |
| Description of Mark | The mark consists of the term "DIFFERENCE" over the term "ENGINE" all to the left of design of a vertically standing half circle surrounded by 5 boxes. |
| Goods and Services | Software development services in the field of education; hosting the software, websites and other computer applications of others on a virtual private server |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Friday, September 26, 2014 |
| Primary Code | 042 |
| First Use Anywhere Date | Friday, July 6, 2012 |
| First Use In Commerce Date | Friday, July 6, 2012 |
| Party Name | LO VENTURES LLC |
| Party Type | 33 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | WASHINGTON, DC 20005 |
| Party Name | CENGAGE LEARNING, INC. |
| Party Type | 32 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | BOSTON, MA 02210 |
| Party Name | LEARNING OBJECTS, LLC |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | WASHINGTON, DC 20001 |
| Party Name | Learning Objects, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Washington, DC 20001 |
| Party Name | Learning Objects, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Washington, DC 20001 |
| Party Name | Learning Objects, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Washington, DC 20001 |
| Event Date | Event Description |
| Monday, September 20, 2021 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Monday, September 20, 2021 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, September 20, 2021 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Monday, June 7, 2021 | TEAS SECTION 8 & 15 RECEIVED |
| Tuesday, November 24, 2020 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED |
| Wednesday, July 22, 2020 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, March 4, 2020 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, January 29, 2020 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Tuesday, November 24, 2015 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, September 8, 2015 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, September 8, 2015 | PUBLISHED FOR OPPOSITION |
| Wednesday, August 19, 2015 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Thursday, August 6, 2015 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Saturday, August 1, 2015 | ASSIGNED TO LIE |
| Tuesday, July 21, 2015 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, July 20, 2015 | NOTICE OF REVIVAL - E-MAILED |
| Monday, July 20, 2015 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, July 20, 2015 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, July 20, 2015 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Monday, July 20, 2015 | PETITION TO REVIVE-GRANTED |
| Monday, July 20, 2015 | TEAS PETITION TO REVIVE RECEIVED |
| Monday, July 20, 2015 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Monday, December 22, 2014 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Monday, December 22, 2014 | NON-FINAL ACTION E-MAILED |
| Monday, December 22, 2014 | NON-FINAL ACTION WRITTEN |
| Monday, December 15, 2014 | ASSIGNED TO EXAMINER |
| Saturday, September 27, 2014 | NOTICE OF DESIGN SEARCH CODE E-MAILED |
| Friday, September 26, 2014 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED IN TRAM |
| Monday, September 22, 2014 | NEW APPLICATION ENTERED IN TRAM |