Hayden; Percy
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayden; Percy.The latest application filed is for "production of olefine oxides".
- Hayden; Percy - Middlesbrough GB2
- Hayden; Percy - Guisbrough GB2
- Hayden; Percy - Guisborough GB2
- Hayden; Percy - Cleveland GB2
- Hayden; Percy - Billingham EN
| Patent | Date |
|---|---|
| Production of olefine oxides Grant 5,387,751 - Hayden , et al. February 7, 1 | 1995-02-07 |
| Production of ethylene oxide and catalysts therefor Grant 5,099,041 - Hayden , et al. March 24, 1 | 1992-03-24 |
| Catalysts for the production of ethylene oxide Grant 5,011,807 - Hayden , et al. April 30, 1 | 1991-04-30 |
| Production of ethylene oxide Grant 4,822,900 - Hayden April 18, 1 | 1989-04-18 |
| Process for the preparation of a catalyst for the production of alkylene oxides Grant 4,810,689 - Hayden March 7, 1 | 1989-03-07 |
| Process for the production of unsaturated mono- or saturated dialdehydes and acetals thereof Grant 4,507,508 - Hayden , et al. March 26, 1 | 1985-03-26 |
| Production of alkylene oxides and catalysts thereof Grant 4,226,782 - Hayden , et al. October 7, 1 | 1980-10-07 |
| Catalysts for the production of alkylene oxides Grant 4,168,247 - Hayden , et al. September 18, 1 | 1979-09-18 |
| Promoted silver catalyst for producing alkylene oxides Grant 4,007,135 - Hayden , et al. February 8, 1 | 1977-02-08 |
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