Kathleen O. Havelka

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Mentor, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrorheological fluids of polar solids and organic semiconductors
- Patent number 5,879,582
- Issue date Mar 9, 1999
- The Lubrizol Corporation
- Kathleen O. Havelka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Electrorheological fluids of polar solids and organic semiconductors
- Patent number 5,711,897
- Issue date Jan 27, 1998
- The Lubrizol Corporation
- Kathleen O. Havelka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Carbonated electrorheological particles
- Patent number 5,429,761
- Issue date Jul 4, 1995
- The Lubrizol Corporation
- Kathleen O. Havelka
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Temporary, Water-Proof, Clear or Tinted System, Method of Use and R...
- Publication number 20080241371
- Publication date Oct 2, 2008
- The Lubrizol Corporation
- Kathleen O. Havelka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Lipophilic Properties of 2-Acrylamido-2-Methylpropanesulfonic Acid
- Publication number 20080221253
- Publication date Sep 11, 2008
- The Lubrizol Corporation
- Joseph G. Seebauer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...