Jeremy R. KNEPPER

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Iowa City, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multi-layer rotationally molded low permeation vessels and method f...
- Patent number 8,911,842
- Issue date Dec 16, 2014
- Centro, Inc.
- Alvin G. Spence
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Multi-layer rotationally molded low permeation vessels and method f...
- Patent number 8,721,951
- Issue date May 13, 2014
- Centro, Inc.
- Alvin G. Spence
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Multi-layer rotationally molded low permeation vessels and method f...
- Patent number 8,597,747
- Issue date Dec 3, 2013
- Centro, Inc.
- Alvin G. Spence
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
MULTI-LAYER ROTATIONALLY MOLDED LOW PERMEATION VESSELS AND METHOD F...
- Publication number 20140048544
- Publication date Feb 20, 2014
- Centro, Inc.
- Alvin G. SPENCE
- B32 - LAYERED PRODUCTS
Information Patent Application
MULTI-LAYER ROTATIONALLY MOLDED LOW PERMEATION VESSELS AND METHOD F...
- Publication number 20110250371
- Publication date Oct 13, 2011
- Centro, Inc.
- Alvin G. Spence
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Multi-layer rotationally molded low permeation vessels and method f...
- Publication number 20080145582
- Publication date Jun 19, 2008
- Centro, Inc.
- Alvin G. Spence
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL