Hayman; Dennis J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayman; Dennis J..The latest application filed is for "pop-up drain assembly for lavatory basins".
- Hayman; Dennis J. - Plano TX
- Hayman; Dennis J. - Birmingham MI
- Hayman; Dennis J. - Bloomfield Hills MI
- Hayman; Dennis J. - Abilene TX
- Hayman; Dennis J. - East Detroit MI
| Patent | Date |
|---|---|
| Pop-up drain assembly for lavatory basins Grant 4,807,306 - Hayman , et al. February 28, 1 | 1989-02-28 |
| Faucet valve with diagonal sealing ring Grant 4,765,590 - Hayman August 23, 1 | 1988-08-23 |
| Tub-shower diverter apparatus Grant 4,681,140 - Hayman July 21, 1 | 1987-07-21 |
| Faucet valve bonnet locking means Grant 4,606,372 - Hayman August 19, 1 | 1986-08-19 |
| Single handle faucet valve Grant 4,502,507 - Hayman March 5, 1 | 1985-03-05 |
| Mixing valve for back to back installation Grant 4,397,330 - Hayman August 9, 1 | 1983-08-09 |
| Faucet valve with dual flow control Grant 4,175,586 - Hayman November 27, 1 | 1979-11-27 |
| Single Handle Faucet Valve Grant 3,680,592 - Hayman August 1, 1 | 1972-08-01 |
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