Legal Representation
Attorney
MARGARET K. SEIF
USPTO Deadlines
Next Deadline
3560 days remaining
Section 8 & 9 Renewal Due (Principal Register) (50-Year) (Based on R.PRA event 1985-10-01)
Due Date
October 01, 2035
Grace Period Ends
April 01, 2036
Application History
13 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Jul 15, 2006 | CAEX | O | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | Loading... |
| Apr 3, 1991 | C15A | O | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | Loading... |
| Feb 22, 1991 | A7OK | O | AMENDMENT UNDER SECTION 7 - PROCESSED | Loading... |
| Oct 25, 1990 | RRPR | I | RESPONSE RECEIVED TO POST REG. ACTION | Loading... |
| Nov 8, 1990 | 815F | I | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED | Loading... |
| Oct 18, 1990 | PRAM | O | POST REGISTRATION ACTION MAILED - SEC. 7 | Loading... |
| Aug 3, 1990 | C.7F | I | REQUEST FOR NEW CERTIFICATE FILED | Loading... |
| Oct 1, 1985 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| Jul 23, 1985 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Jun 24, 1985 | NPUB | O | NOTICE OF PUBLICATION | Loading... |
| Apr 23, 1985 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Apr 19, 1985 | CNEA | F | EXAMINER'S AMENDMENT MAILED | Loading... |
| Apr 12, 1985 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
Additional Information
Other
IN THE STATEMENT, COLUMN 1, BEFORE LINE 1, "BIOPURE CORPORATION (DELAWARE CORPORATION) 136 HARRISON AVENUE, BOSTON, MA 02111, BY CHANGE OF NAME FROM" IS INSERTED.