Ivan Sheiham

Person

Buckinghamshire, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Record material for pressure-sensitive copying systems
- Patent number 6,509,295
- Issue date Jan 21, 2003
- Arjo Wiggins Limited
- John Brian Cooper
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure-sensitive copying paper
- Patent number 6,103,662
- Issue date Aug 15, 2000
- Arjo Wiggins Limited
- Ivan Sheiham
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure-sensitive copying material
- Patent number 5,811,367
- Issue date Sep 22, 1998
- The Wiggins Teape Group Limited
- Ivan Sheiham
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure-sensitive copying material
- Patent number 5,605,874
- Issue date Feb 25, 1997
- The Wiggins Teape Group Limited
- David J. Taylor
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Chromogenic composition for use in pressure-sensitive record material
- Patent number 5,478,380
- Issue date Dec 26, 1995
- The Wiggins Teape Group Limited
- Margaret P. Templey
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pressure-sensitive copying material
- Patent number 5,476,829
- Issue date Dec 19, 1995
- The Wiggins Teape Group Limited
- David J. Taylor
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Solvent compositions for use in pressure-sensitive copying paper
- Patent number 5,472,489
- Issue date Dec 5, 1995
- The Wiggins Teape Group Limited
- Ivan Sheiham
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Record material using vinyl carbinol color formers
- Patent number 5,364,830
- Issue date Nov 15, 1994
- The Wiggins Teape Group Limited
- Ivan Sheiham
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solvent compositions for use in pressure-sensitive copying paper
- Patent number 5,281,266
- Issue date Jan 25, 1994
- The Wiggins Teape Group Limited
- Ivan Sheiham
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Microcapsules for the production of storage-stable unsaturated poly...
- Publication number 20070059526
- Publication date Mar 15, 2007
- Klaus-Wilhelm Lienert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Ivan Sheiham

Person

Patents Grantslast 30 patents

Record material for pressure-sensitive copying systems

Pressure-sensitive copying paper

Pressure-sensitive copying material

Pressure-sensitive copying material

Chromogenic composition for use in pressure-sensitive record material

Pressure-sensitive copying material

Solvent compositions for use in pressure-sensitive copying paper

Record material using vinyl carbinol color formers

Solvent compositions for use in pressure-sensitive copying paper

Patents Applicationslast 30 patents

Microcapsules for the production of storage-stable unsaturated poly...