Henry W. Sullivan

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Railroad tie and method for making same
- Patent number 7,714,056
- Issue date May 11, 2010
- Henry W. Sullivan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Railroad tie and method for making same
- Patent number 7,195,473
- Issue date Mar 27, 2007
- TieTek, Inc.
- Henry W. Sullivan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Railroad tie and method for making same
- Patent number 6,828,372
- Issue date Dec 7, 2004
- Tie Tek, Inc.
- Henry W. Sullivan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric compositions and methods for making construction material...
- Patent number 5,886,078
- Issue date Mar 23, 1999
- Tietek, Inc.
- Henry W. Sullivan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Means for controlling feedstock compaction in forming flexible poro...
- Patent number 5,366,365
- Issue date Nov 22, 1994
- Henry W. Sullivan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Railroad tie and method for making same
- Publication number 20050065267
- Publication date Mar 24, 2005
- Henry W. Sullivan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Railroad tie and method for making same
- Publication number 20040175452
- Publication date Sep 9, 2004
- Henry W. Sullivan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Railroad tie and method for making same
- Publication number 20020123553
- Publication date Sep 5, 2002
- Henry W. Sullivan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL