Petrille; Dennis G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Petrille; Dennis G..The latest application filed is for "polyborate esters and their use in lubricants".
- Petrille; Dennis G. - Naperville IL
- Petrille; Dennis G. - Batavia IL
| Patent | Date |
|---|---|
| Polyborate esters and their use in lubricants Grant 4,519,926 - Basalay , et al. May 28, 1 | 1985-05-28 |
| Borontrifluoride recovery from alkyl phenol mixture Grant 4,017,548 - Petrille April 12, 1 | 1977-04-12 |
| Drawing And Bulking Polyester Yarns Grant 3,771,307 - Petrille November 13, 1 | 1973-11-13 |
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