Howell K. Smith II

Person

Lauderdale, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Chromophoric photocrosslinking compound
- Patent number 6,245,922
- Issue date Jun 12, 2001
- 3M Innovative Properties Company
- Steven M. Heilmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silyl terminated sulfopoly(ester-urethane pavement marking composit...
- Patent number 5,747,626
- Issue date May 5, 1998
- Minnesota Mining and Manufacturing Company
- Larry R. Krepski
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Acrylamido functional disubstituted acetyl aryl ketone photoinitiators
- Patent number 5,506,279
- Issue date Apr 9, 1996
- Minnesota Mining and Manufacturing Company
- Gaddam N. Babu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated, acrylamide-functional monomers
- Patent number RE34652
- Issue date Jun 28, 1994
- Minnesota Mining and Manufacturing Company
- Steven M. Heilmann
- 560 - Organic compounds
Information Patent Grant
Fluorinated polymers derived from acrylamide-functional monomers
- Patent number RE34348
- Issue date Aug 17, 1993
- Minnesota Mining and Manufacturing Company
- Steven M. Heilmann
- 526 - Synthetic resins or natural rubbers
Information Patent Grant
Fluorinated polymers derived from acrylamide-functional monomers
- Patent number 5,045,615
- Issue date Sep 3, 1991
- Minnesota Mining and Manufacturing Company
- Steven M. Heilmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorinated, acrylamide-functional monomers
- Patent number 4,931,582
- Issue date Jun 5, 1990
- Minnesota Mining and Manufacturing Company
- Steven M. Heilmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing N-acryloyl-.alpha.-amino acids
- Patent number RE32952
- Issue date Jun 13, 1989
- Minnesota Mining and Manufacturing Company
- Larry R. Krepski
- 562 - Organic compounds
Information Patent Grant
Imidazolinone-containing copolymer
- Patent number 4,785,070
- Issue date Nov 15, 1988
- Minnesota Mining and Manufacturing Company
- Jerald K. Rasmussen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of preparing N-acryloyl-.alpha.-amino acids
- Patent number 4,694,103
- Issue date Sep 15, 1987
- Minnesota Mining and Manufacturing Company
- Larry R. Krepski
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Imidazolinone-containing polymer and copolymer
- Patent number 4,667,012
- Issue date May 19, 1987
- Minnesota Mining and Manufacturing Company
- Jerald K. Rasmussen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Visco-elastic material comprising a polymeric foam impregnated with...
- Patent number 4,008,350
- Issue date Feb 15, 1977
- Minnesota Mining and Manufacturing Company
- George H. Crawford
- A41 - WEARING APPAREL

Howell K. Smith II

Person

Patents Grantslast 30 patents

Chromophoric photocrosslinking compound

Silyl terminated sulfopoly(ester-urethane pavement marking composit...

Acrylamido functional disubstituted acetyl aryl ketone photoinitiators

Fluorinated, acrylamide-functional monomers

Fluorinated polymers derived from acrylamide-functional monomers

Fluorinated polymers derived from acrylamide-functional monomers

Fluorinated, acrylamide-functional monomers

Method of preparing N-acryloyl-.alpha.-amino acids

Imidazolinone-containing copolymer

Method of preparing N-acryloyl-.alpha.-amino acids

Imidazolinone-containing polymer and copolymer

Visco-elastic material comprising a polymeric foam impregnated with...