Legal Representation
Attorney
Gregory J Chinlund
USPTO Deadlines
Next Deadline
411 days remaining
Section 8 (6-Year) Declaration Due (Based on registration date 2020-12-22)
Due Date
December 22, 2026
Grace Period Ends
June 22, 2027
Additional deadlines exist. Contact your attorney for complete deadline information.
Application History
13 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Mar 1, 2023 | ASGN | I | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | Loading... |
| Dec 22, 2020 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| Oct 6, 2020 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Oct 6, 2020 | NPUB | E | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | Loading... |
| Sep 16, 2020 | NONP | E | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | Loading... |
| Sep 3, 2020 | CNEA | R | EXAMINERS AMENDMENT -WRITTEN | Loading... |
| Sep 3, 2020 | GNEA | F | EXAMINERS AMENDMENT E-MAILED | Loading... |
| Sep 3, 2020 | GNEN | O | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | Loading... |
| Sep 3, 2020 | XAEC | I | EXAMINER'S AMENDMENT ENTERED | Loading... |
| Sep 3, 2020 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| Sep 1, 2020 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Jun 18, 2020 | NWOS | I | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | Loading... |
| Jun 2, 2020 | NWAP | I | NEW APPLICATION ENTERED | Loading... |
Detailed Classifications
Class 001
In vitro diagnostic reagents used as calibrators for hematology instruments
First Use Anywhere:
Feb 21, 1984
First Use in Commerce:
Feb 21, 1984
Additional Information
Pseudo Mark
CAL CHEX ; CAL CHECKS
Classification
International Classes
001