| Serial Number | 85067255 |
| Word Mark | EKC |
| Filing Date | Monday, June 21, 2010 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Friday, April 30, 2021 |
| Registration Number | 3897490 |
| Registration Date | Tuesday, December 28, 2010 |
| Mark Drawing | 4000 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, October 12, 2010 |
| Goods and Services | Chemicals used in the manufacture of goods in the semiconductor, photovoltaic and LED industries, namely, metal or metal oxide photoresist chemical remover, post etch remover, post etch cleaner, post etch treatments, and photoresist remover for the semiconductor, photovoltaic and LED industries |
| 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 | 001, 005, 006, 010, 026, 046 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, June 24, 2010 |
| Primary Code | 001 |
| First Use Anywhere Date | Friday, June 1, 1973 |
| First Use In Commerce Date | Friday, June 1, 1973 |
| Party Name | DUPONT ELECTRONICS, INC. |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | WILMINGTON, DE 19805 |
| Party Name | E. I. du Pont de Nemours and Company |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Wilmington, DE 19805 |
| Party Name | E. I. du Pont de Nemours and Company |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Wilmington, DE 19898 |
| Party Name | E. I. du Pont de Nemours and Company |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Wilmington, DE 19898 |
| Event Date | Event Description |
| Friday, April 30, 2021 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Friday, April 30, 2021 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Friday, April 30, 2021 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, April 30, 2021 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Tuesday, January 19, 2021 | TEAS SECTION 8 & 9 RECEIVED |
| Saturday, December 28, 2019 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED |
| Wednesday, July 3, 2019 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Thursday, February 16, 2017 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED |
| Thursday, February 16, 2017 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, February 16, 2017 | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Friday, December 9, 2016 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Friday, December 9, 2016 | TEAS SECTION 8 & 15 RECEIVED |
| Tuesday, December 28, 2010 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, October 12, 2010 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, October 12, 2010 | PUBLISHED FOR OPPOSITION |
| Saturday, September 4, 2010 | LAW OFFICE PUBLICATION REVIEW COMPLETED |
| Saturday, September 4, 2010 | ASSIGNED TO LIE |
| Monday, August 23, 2010 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, August 23, 2010 | EXAMINER'S AMENDMENT ENTERED |
| Monday, August 23, 2010 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Monday, August 23, 2010 | EXAMINERS AMENDMENT E-MAILED |
| Monday, August 23, 2010 | EXAMINERS AMENDMENT -WRITTEN |
| Wednesday, August 18, 2010 | ASSIGNED TO EXAMINER |
| Thursday, June 24, 2010 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED IN TRAM |
| Thursday, June 24, 2010 | NEW APPLICATION ENTERED IN TRAM |