Congoleum Corporation

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Portsmouth, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Key cutting device
- Patent number 4,468,994
- Issue date Sep 4, 1984
- Congoleum Corporation
- Nathan S. Lieptz
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for chemical embossing a foamable thermoplastic resin sheet...
- Patent number 4,244,899
- Issue date Jan 13, 1981
- Congoleum Corporation
- David I. M. Henshaw
- B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73468018 - CONGOLEUM CLASSIC
- Serial number 73468018
- Registration number 1334764
- Filing date Mar 1, 1984
- Congoleum Corporation
- 41 - Education