| Serial Number | 71692212 |
| Word Mark | DIACEL |
| Filing Date | Monday, August 1, 1955 |
| Status | 900 - EXPIRED |
| Status Date | Tuesday, May 12, 1998 |
| Registration Number | 0649527 |
| Registration Date | Tuesday, August 6, 1957 |
| Mark Drawing | 5000 - Drawing with word(s) / letter(s) / number(s) in Stylized form |
| Published for Opposition Date | NOT AVAILABLE |
| Goods and Services | OIL WELL CEMENT AND ADDITIVES THEREFOR INCLUDING SODIUM SILICATE, DIATOMACEOUS EARTH, AND CARBOXYMETHYL HYDROXYETHYL CELLULOSE |
| International Class | 019 - Building materials (non-metallic); nonmetallic rigid pipes for building; asphalt, pitch and bitumen; nonmetallic transportable buildings; monuments, not of metal. |
| US Class Codes | 012 |
| Class Status Code | 9 - Expired |
| Class Status Date | Tuesday, May 12, 1998 |
| Primary Code | 012 |
| First Use Anywhere Date | Friday, June 3, 1955 |
| First Use In Commerce Date | Friday, June 3, 1955 |
| Party Name | PHILLIPS PETROLEUM COMPANY |
| Party Type | 40 - New Owner After Registration |
| Legal Entity Type | 98 - Unknown |
| Address | BARTLESVILLE, OK |
| Party Name | DRILLING SPECIALTIES COMPANY |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | BARTLESVILLE, OK |
| Event Date | Event Description |
| Tuesday, May 12, 1998 | EXPIRED SEC. 9 |
| Saturday, August 6, 1977 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) |