| Serial Number | 73719876 |
| Word Mark | TT |
| Filing Date | Thursday, March 31, 1988 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Friday, March 29, 2019 |
| Registration Number | 1531178 |
| Registration Date | Tuesday, March 21, 1989 |
| Mark Drawing | 5000 - Drawing with word(s) / letter(s) / number(s) in Stylized form |
| Published for Opposition Date | Tuesday, December 27, 1988 |
| Goods and Services | DATA PROCESSING SERVICES |
| Goods and Services | CONSTRUCTION MANAGEMENT SERVICES |
| Goods and Services | CONSULTING SERVICES - NAMELY, WATER RESORCE AND HAZARDOUS WASTE MANAGEMENT SERVICES, ENVIRONMENTAL SCIENCE AND ENGINEERING SERVICES, ENGINEERING DESIGN SERVICES, RESEARCH AND DEVELOPMENT SERVICES, HYDRO PRODUCT DESIGN SERVICES AND UNDERSEA PRODUCT DESIGN SERVICES |
| International Class | 035 - Advertising; business management; business administration; office functions. |
| US Class Codes | 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, September 12, 1988 |
| Primary Code | 035 |
| First Use Anywhere Date | Tuesday, June 20, 1972 |
| First Use In Commerce Date | Tuesday, June 20, 1972 |
| International Class | 037 - Building construction; repair; installation services. |
| US Class Codes | 103 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, September 12, 1988 |
| Primary Code | 037 |
| First Use Anywhere Date | Monday, August 31, 1981 |
| First Use In Commerce Date | Monday, August 31, 1981 |
| 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 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, September 12, 1988 |
| Primary Code | 042 |
| First Use Anywhere Date | Tuesday, November 30, 1965 |
| First Use In Commerce Date | Tuesday, November 30, 1965 |
| Party Name | TETRA TECH, INC. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | PASADENA, CA 91107 |
| Party Name | TETRA TECH, INC. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | PASADENA, CA 91107 |
| Party Name | TETRA TECH, INC. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | PASADENA, CA 91107 |
| Event Date | Event Description |
| Friday, March 29, 2019 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Friday, March 29, 2019 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Friday, March 29, 2019 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, March 29, 2019 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Thursday, February 28, 2019 | TEAS SECTION 8 & 9 RECEIVED |
| Saturday, August 4, 2018 | WITHDRAWAL OF ATTORNEY GRANTED |
| Saturday, August 4, 2018 | TEAS WITHDRAWAL OF ATTORNEY RECEIVED |
| Wednesday, March 21, 2018 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Tuesday, March 31, 2009 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Tuesday, March 31, 2009 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, March 19, 2009 | ASSIGNED TO PARALEGAL |
| Tuesday, March 17, 2009 | TEAS SECTION 8 & 9 RECEIVED |
| Monday, August 4, 2008 | CASE FILE IN TICRS |
| Tuesday, July 8, 2003 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, February 22, 1996 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, December 21, 1995 | RESPONSE RECEIVED TO POST REG. ACTION |
| Thursday, December 7, 1995 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Wednesday, March 8, 1995 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, March 21, 1989 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, December 27, 1988 | PUBLISHED FOR OPPOSITION |
| Wednesday, November 30, 1988 | NOTICE OF PUBLICATION |
| Saturday, November 26, 1988 | NOTICE OF PUBLICATION |
| Thursday, September 15, 1988 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 24, 1988 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, June 13, 1988 | NON-FINAL ACTION MAILED |
| Wednesday, May 25, 1988 | ASSIGNED TO EXAMINER |