Portals Plus, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Portals Plus, Inc..The latest application filed is for "drain pipe connector".
- Portals Plus, Inc. - Bensenville IL
- Portals Plus, Inc. -
- Portals Plus, Inc. - La Grange Park IL
| Patent | Date |
|---|---|
| Drain pipe connector Grant 6,647,682 - Bishop November 18, 2 | 2003-11-18 |
| Drain pipe connector App 20030037498 - Bishop, Bernard | 2003-02-27 |
| Roof seal device Grant 4,211,423 - Resech July 8, 1 | 1980-07-08 |
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