Legal Representation
Attorney
John S. Letchinger
USPTO Deadlines
Next Deadline
318 days remaining
Section 8 Declaration Due (Principal Register) (Based on registration date 20201110)
Due Date
November 10, 2026
Grace Period Ends
May 10, 2027
Additional deadlines exist. Contact your attorney for complete deadline information.
Application History
15 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Nov 10, 2025 | REM1 | E | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | Loading... |
| Nov 10, 2020 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| Aug 25, 2020 | NPUB | E | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | Loading... |
| Aug 25, 2020 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Aug 5, 2020 | NONP | E | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | Loading... |
| Jul 20, 2020 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Jul 17, 2020 | TEME | I | TEAS/EMAIL CORRESPONDENCE ENTERED | Loading... |
| Jul 16, 2020 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| Jul 16, 2020 | TROA | I | TEAS RESPONSE TO OFFICE ACTION RECEIVED | Loading... |
| Jan 16, 2020 | GNRN | O | NOTIFICATION OF NON-FINAL ACTION E-MAILED | Loading... |
| Jan 16, 2020 | GNRT | F | NON-FINAL ACTION E-MAILED | Loading... |
| Jan 16, 2020 | CNRT | R | NON-FINAL ACTION WRITTEN | Loading... |
| Jan 9, 2020 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Oct 8, 2019 | NWOS | I | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | Loading... |
| Oct 8, 2019 | NWAP | I | NEW APPLICATION ENTERED | Loading... |
Detailed Classifications
Class 011
Water filters
First Use Anywhere:
Sep 30, 2019
First Use in Commerce:
Sep 30, 2019
Additional Information
Pseudo Mark
SULFUR OX THREE; SULFUR OX 3
Classification
International Classes
011