Ethyl Development Corporation

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Kansas City, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Bottle or similar article
- Patent number D243229
- Issue date Feb 1, 1977
- Ethyl Development Corporation
- John W. McDonald
- D09 - Packages and containers for goods
Information Patent Grant
Apparatus for removing a hollow article from mandrel
- Patent number 3,985,239
- Issue date Oct 12, 1976
- Ethyl Development Corporation
- Kenneth E. Bowers
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Hot stamping die chase
- Patent number 3,985,491
- Issue date Oct 12, 1976
- Ethyl Development Corporation
- Harold W. King
- B44 - DECORATIVE ARTS
Information Patent Grant
Demoiling apparatus
- Patent number 3,977,585
- Issue date Aug 31, 1976
- Ethyl Development Corporation
- Peter A. Sagorski
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for extracting blown articles from split blow molds
- Patent number 3,954,186
- Issue date May 4, 1976
- Ethyl Development Corporation
- Robert X. Hafele
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL