| Serial Number | 73802005 |
| Word Mark | MICROBLOCK |
| Filing Date | Monday, May 22, 1989 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Monday, December 7, 2020 |
| Registration Number | 1620677 |
| Registration Date | Tuesday, November 6, 1990 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, August 14, 1990 |
| Goods and Services | CHEMICAL ADDITIVES FOR OIL WELL CEMENT SLURRIES |
| Pseudo Mark | MICRO BLOCK |
| International Class | 001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry. |
| US Class Codes | 006 |
| Class Status Code | 6 - Active |
| Class Status Date | Saturday, June 10, 1989 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | ELKEM ASA |
| Party Type | 43 - New Owner After Registration |
| Legal Entity Type | 63 - NOT AVAILABLE |
| Address | OSLO 0277 NO |
| Party Name | ELKEM AS |
| Party Type | 42 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | OSLO 0377 NO |
| Party Name | ELKEM ASA |
| Party Type | 41 - New Owner After Registration |
| Legal Entity Type | 99 - Other |
| Address | 0483 OLSO NO |
| Party Name | ELKEM A/S |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | TORSHOV, N-0401 NO |
| Party Name | ELKEM MATERIALS A/S |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | KRISTIANSAND NO |
| Party Name | ELKEM MATERIALS A/S |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | KRISTIANSAND NO |
| Party Name | ELKEM MATERIALS A/S |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | KRISTIANSAND NO |
| Event Date | Event Description |
| Monday, December 7, 2020 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Monday, December 7, 2020 | REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS) |
| Monday, December 7, 2020 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Monday, December 7, 2020 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, September 29, 2020 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, November 6, 2019 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, March 13, 2019 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Monday, March 17, 2014 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, October 12, 2010 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Tuesday, October 12, 2010 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, October 7, 2010 | TEAS SECTION 8 & 9 RECEIVED |
| Friday, December 19, 2008 | CASE FILE IN TICRS |
| Monday, January 26, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, March 8, 2001 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, March 8, 2001 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, October 19, 2000 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Thursday, October 19, 2000 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Wednesday, August 14, 1996 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, May 23, 1996 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, November 6, 1990 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, August 14, 1990 | PUBLISHED FOR OPPOSITION |
| Monday, July 16, 1990 | NOTICE OF PUBLICATION |
| Friday, July 13, 1990 | NOTICE OF PUBLICATION |
| Thursday, July 12, 1990 | NOTICE OF PUBLICATION |
| Tuesday, May 29, 1990 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, May 24, 1990 | EXAMINER'S AMENDMENT MAILED |
| Wednesday, April 25, 1990 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, April 9, 1990 | INQUIRY AS TO SUSPENSION MAILED |
| Wednesday, September 6, 1989 | LETTER OF SUSPENSION MAILED |