Spencer L. Maholmes

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Patterson, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Abdominal twist exercise device
- Patent number 10,265,574
- Issue date Apr 23, 2019
- Spencer L. Maholmes
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Abdominal twist exercise device
- Patent number 9,597,546
- Issue date Mar 21, 2017
- Spencer L. Maholmes
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Abdominal twist exercise device
- Publication number 20170173384
- Publication date Jun 22, 2017
- Spencer L. Maholmes
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Abdominal twist exercise device
- Publication number 20160016038
- Publication date Jan 21, 2016
- Spencer L. Maholmes
- A63 - SPORTS GAMES AMUSEMENTS