Legal Representation
Attorney
Mainak H. Mehta
USPTO Deadlines
Next Deadline
2189 days remaining
Section 8 & 9 (50-Year) Renewal Due (Based on registration date 1981-07-07)
Due Date
July 07, 2031
Grace Period Ends
January 07, 2032
Application History
20 events| Date | Code | Type | Description |
|---|---|---|---|
| Mar 27, 2025 | ARAA | I | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Mar 27, 2025 | REAP | I | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Mar 27, 2025 | TCCA | I | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Nov 29, 2021 | NA89 | E | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Nov 29, 2021 | RNL3 | Q | REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS) |
| Nov 29, 2021 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Nov 29, 2021 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL |
| Jul 6, 2021 | E89R | I | TEAS SECTION 8 & 9 RECEIVED |
| Jan 16, 2019 | ASGN | I | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Jul 21, 2011 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Jul 21, 2011 | RNL2 | Q | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Jul 6, 2011 | E89R | I | TEAS SECTION 8 & 9 RECEIVED |
| Mar 6, 2008 | CFIT | O | CASE FILE IN TICRS |
| Sep 22, 2001 | RNL1 | Q | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Sep 22, 2001 | 89AG | O | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Jun 21, 2001 | 89AF | I | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Jun 21, 2001 | 89AF | I | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Feb 2, 1988 | C15A | O | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Jun 25, 1987 | 815F | I | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Jul 7, 1981 | R.PR | A | REGISTERED-PRINCIPAL REGISTER |
Detailed Classifications
Class 001
Plastics in the Form of Selectively Permeable Ion Exchange Membranes for Industrial Use, which Allow the Passage of Positively Charged Particles While Preventing the Passing of Negatively Charged Particles
First Use Anywhere:
May 10, 1978
First Use in Commerce:
Nov 22, 1978
Classification
International Classes
001