section 8
on 04 Mar 1991
Last Applicant/ Owned by
439 7th Ave.
Pittsburgh
PA
15219
Serial Number
73451180 filed on 03rd Nov 1983
Registration Number
1303339 registered on 06th Nov 1984
Filing Basis
1. use application currently
Disclaimer
NO DATA
Chemical Additive for Cements Used in Oil and Gas Wells
Chemical Additive for Cements Used in Oil and Gas Wells
08th Aug 1983
08th Aug 1983
No 73451180
No Service/Collective Mark
No
No
No
No
No
No
No
No
No
| Status Date | Action Taken |
|---|---|
| 04th Mar 1991 | CANCELLED SEC. 8 (6-YR) |
| 06th Nov 1984 | REGISTERED-PRINCIPAL REGISTER |
| 28th Aug 1984 | PUBLISHED FOR OPPOSITION |
| 26th Jun 1984 | NOTICE OF PUBLICATION |
| 11th May 1984 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| 03rd May 1984 | EXAMINER'S AMENDMENT MAILED |
| 23rd Apr 1984 | ASSIGNED TO EXAMINER |
