Fettkether; Keith J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fettkether; Keith J..The latest application filed is for "oval register boot, pipe, elbow, and connector for hvac".
- Fettkether; Keith J. - Readlyn IA
| Patent | Date |
|---|---|
| Oval register boot, pipe, elbow, and connector for HVAC Grant 11,421,908 - Fettkether August 23, 2 | 2022-08-23 |
| Oval Register Boot, Pipe, Elbow, And Connector For Hvac App 20210285685 - Fettkether; Keith J. | 2021-09-16 |
| Plastic Hvac Component System And Method For Installing The Same App 20080318514 - FETTKETHER; KEITH J. | 2008-12-25 |
| Plastic HVAC component system and method for installing the same Grant 7,410,416 - Fettkether August 12, 2 | 2008-08-12 |
| Plastic register boot App 20060199526 - Fettkether; Keith J. | 2006-09-07 |
| Plastic HVAC component system and method for installing the same App 20060199505 - Fettkether; Keith J. | 2006-09-07 |
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