Hart; Richard E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hart; Richard E..The latest application filed is for "two component alphatic polyurethane/polyurea/polyaspartic coating".
- Hart; Richard E. - Newport Beach CA
- Hart; Richard E. - Irvine CA
- Hart; Richard E. - Huntington Beach CA
| Patent | Date |
|---|---|
| Two component aliphatic polyurethane/polyurea/polyaspartic coating Grant 11,174,395 - Hart November 16, 2 | 2021-11-16 |
| Two Component Alphatic Polyurethane/polyurea/polyaspartic Coating App 20200239702 - Hart; Richard E. | 2020-07-30 |
| Water-based, solvent-free or low voc, two-component polyurethane coatings Grant 5,508,340 - Hart April 16, 1 | 1996-04-16 |
| Water based, solvent free, two component aliphatic polyurethane coating Grant 5,352,733 - Hart October 4, 1 | 1994-10-04 |
| Oxygen humidifier Grant D263,337 - Hart , et al. March 9, 1 | 1982-03-09 |
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