LeRoy Herbert Keiser

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Darien, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Structured polyolefin coated substrates and processes for making th...
- Patent number 6,893,707
- Issue date May 17, 2005
- Loparex, Inc.
- LeRoy Herbert Keiser
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multilayered film structures and methods of making and using the same
- Patent number 6,521,312
- Issue date Feb 18, 2003
- Loparex, Inc.
- LeRoy Herbert Keiser
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Articles including microcellular foam materials as components thereof
- Patent number 5,851,617
- Issue date Dec 22, 1998
- Rexam Release, Inc.
- LeRoy H. Keiser
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Structured polyolefin coated substrates and processes for making th...
- Publication number 20030091791
- Publication date May 15, 2003
- LeRoy Herbert Keiser
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Laminates including cellulosic materials and processes for making a...
- Publication number 20020176973
- Publication date Nov 28, 2002
- Loparex, Inc.
- LeRoy Herbert Keiser
- B32 - LAYERED PRODUCTS