| Serial Number | 73316820 |
| Word Mark | RO/CO |
| Filing Date | Monday, June 29, 1981 |
| Status | 710 - CANCELLED - SECTION 8 |
| Status Date | Saturday, June 21, 2003 |
| Registration Number | 1209072 |
| Registration Date | Tuesday, September 14, 1982 |
| Mark Drawing | 3U22 - Illustration: Drawing or design which also includes word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, June 15, 1982 |
| Goods and Services | Chemical Treatment of the Circulating Water of Heating and Air Conditioning Systems |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 106 |
| Class Status Code | 2 - Sec. 8 - Entire Registration |
| Class Status Date | Saturday, June 21, 2003 |
| Primary Code | 040 |
| First Use Anywhere Date | Thursday, July 10, 1980 |
| First Use In Commerce Date | Thursday, July 10, 1980 |
| Party Name | RO/CO Chemical Systems, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Brentwood, MD 20722 |
| Party Name | RO/CO Chemical Systems, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Brentwood, MD 20722 |
| Party Name | RO/CO Chemical Systems, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Brentwood, MD 20722 |
| Event Date | Event Description |
| Saturday, June 21, 2003 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Monday, May 23, 1988 | REGISTERED - SEC. 8 (6-YR) ACCEPTED |
| Monday, May 23, 1988 | REGISTERED - SEC. 15 ACKNOWLEDGED |
| Wednesday, November 25, 1987 | REGISTERED - SEC. 8 (6-YR) FILED |
| Friday, November 13, 1987 | REGISTERED - SEC. 15 AFFIDAVIT FILED |
| Tuesday, September 14, 1982 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, June 15, 1982 | PUBLISHED FOR OPPOSITION |