PERFLEX
Dead / Cancelled — Cancelled — Section 8 (as of 15 May 1995)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 73700615
- Registration number
- 1511387
- Mark type
- Word mark
- Filed
- 14 Dec 1987
- Published for opposition
- 16 Aug 1988
- Registered
- 08 Nov 1988
- Attorney of record
- CATHERINE B. HAGERTY
Goods and services
- Class 001 — Chemicals: POLYMER-BASED SEPARATION RESINS, LIQUIDS OR MEDIA FOR USE IN THE CHEMICAL PURIFICATION OF PROTEINS, PEPTIDES, NUCLEIC ACIDS OR OTHER ORGANIC COMPOUNDS WHICH ARE THEN USED AS COMPONENTS OF PRODUCTS IN VARIOUS INDUSTRIES
Owner
- E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE, US
- E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE, US
- E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE, US
Prosecution history
- 15 May 1995 — CANCELLED SEC. 8 (6-YR)
- 08 Nov 1988 — REGISTERED-PRINCIPAL REGISTER
- 16 Aug 1988 — PUBLISHED FOR OPPOSITION
- 21 Jul 1988 — NOTICE OF PUBLICATION
- 19 Jul 1988 — NOTICE OF PUBLICATION
- 17 May 1988 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 13 May 1988 — EXAMINERS AMENDMENT MAILED
- 18 Apr 1988 — NON-FINAL ACTION MAILED
- 25 Feb 1988 — ASSIGNED TO EXAMINER