Laverne Schumann

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Blue Grass, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pump system
- Patent number 11,493,037
- Issue date Nov 8, 2022
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
High volume pump system
- Patent number 11,365,732
- Issue date Jun 21, 2022
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pump system
- Patent number 9,863,418
- Issue date Jan 9, 2018
- Laverne Schumann
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Low friction, high flow pump
- Patent number 8,398,381
- Issue date Mar 19, 2013
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Pump System
- Publication number 20230080102
- Publication date Mar 16, 2023
- Laverne Schumann
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Pump System
- Publication number 20160025091
- Publication date Jan 28, 2016
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pump System
- Publication number 20140255234
- Publication date Sep 11, 2014
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pump System
- Publication number 20130156625
- Publication date Jun 20, 2013
- Laverne Schumann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...