Fettkether L.L.C.

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Readlyn, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Oval register boot, pipe, elbow, and connector for HVAC
- Patent number 11,421,908
- Issue date Aug 23, 2022
- Fettkether L.L.C.
- Keith J. Fettkether
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Plastic HVAC component system and method for installing the same
- Patent number 7,410,416
- Issue date Aug 12, 2008
- Fettkether L.L.C.
- Keith J. Fettkether
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
OVAL REGISTER BOOT, PIPE, ELBOW, AND CONNECTOR FOR HVAC
- Publication number 20210285685
- Publication date Sep 16, 2021
- Fettkether L.L.C.
- Keith J. Fettkether
- F24 - HEATING RANGES VENTILATING
Information Patent Application
PLASTIC HVAC COMPONENT SYSTEM AND METHOD FOR INSTALLING THE SAME
- Publication number 20080318514
- Publication date Dec 25, 2008
- FETTKETHER, LLC
- KEITH J. FETTKETHER
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Plastic HVAC component system and method for installing the same
- Publication number 20060199505
- Publication date Sep 7, 2006
- Fettkether L.L.C.
- Keith J. Fettkether
- F24 - HEATING RANGES VENTILATING

Trademarklast 30 trademarks