USPTO Deadlines
Next Deadline
985 days remaining
Section 8 & 9 Renewal Due (Principal Register) (Based on registration date 19780912)
Due Date
September 12, 2028
Grace Period Ends
March 12, 2029
Application History
3 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Jun 21, 1999 | EXRG | O | EXPIRED SEC. 9 | Loading... |
| May 7, 1984 | C15A | O | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | Loading... |
| Feb 20, 1979 | COC. | O | CORRECTION UNDER SECTION 7 - PROCESSED | Loading... |
Additional Information
Design Mark
APPLICANT'S MARK CONSISTS OF THE GREEK LETTER, "SIGMA" AND LETTER "F."
Other
IT IS HEREBY CERTIFIED THAT THE ABOVE IDENTIFIED REGISTRATION IS IN ERROR REQUIRING CORRECTION AS FOLLOWS: #IN THE STATEMENT, COLUMN 001, LINE 001 , "LINES 1 AND 2, "(MASSACHUSETTS CORPORATION)"" SHOULD BE DELETED AND " (DELAWARE CORPORATION)" SHOULD BE INSERTED. #THE SAID REGISTRATION SHOULD READ AS CORRECTED ABOVE.
Pseudo Mark
SIGMA