John William Keffler

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Evergreen, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable and dual-suspension boot levers
- Patent number 11,278,079
- Issue date Mar 22, 2022
- Phantom Snow Industries LLC
- John William Keffler
- A43 - FOOTWEAR
Information Patent Grant
Full auto splitboard binding
- Patent number 9,114,305
- Issue date Aug 25, 2015
- John William Keffler
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Adjustable And Dual-Suspension Boot Levers
- Publication number 20220202129
- Publication date Jun 30, 2022
- Phantom Snow Industries LLC
- John William Keffler
- A43 - FOOTWEAR
Information Patent Application
Adjustable And Dual-Suspension Boot Levers
- Publication number 20190216164
- Publication date Jul 18, 2019
- John William Keffler
- A43 - FOOTWEAR
Information Patent Application
Full Auto Splitboard Binding
- Publication number 20140091557
- Publication date Apr 3, 2014
- John William Keffler
- A63 - SPORTS GAMES AMUSEMENTS