Rupert Edward von Haken Spence

Person

Calgary, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Bis-phosphinimine catalyst
- Patent number 6,649,558
- Issue date Nov 18, 2003
- Nova Chemicals (International) S.A.
- Stephen John Brown
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrocarbyl phosphinimine/cyclopentadienyl complexes of group IV me...
- Patent number 6,440,890
- Issue date Aug 27, 2002
- NOVA Chemicals (International) S.A.
- Rupert Edward von Haken Spence
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst having a ketimide ligand
- Patent number 6,420,300
- Issue date Jul 16, 2002
- Nova Chemicals (International) S.A.
- John McMeeking
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cyclopentadienyl/phosphinimine catalyst with one and only one activ...
- Patent number 6,355,744
- Issue date Mar 12, 2002
- Nova Chemicals (International) S.A.
- Rupert Edward von Haken Spence
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bis-phosphinimine catalyst
- Patent number 6,239,238
- Issue date May 29, 2001
- Nova Chemicals (International) S.A.
- Stephen John Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrogen substituted phosphinimine ligand
- Patent number 6,234,950
- Issue date May 22, 2001
- Nova Chemicals (International) S.A.
- Rupert Edward von Haken Spence
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Solution polymerization of ethylene
- Patent number 6,221,985
- Issue date Apr 24, 2001
- Nova Chemical (International) S.A
- Xiaoliang Gao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phosphinimine/heteroatom catalyst component
- Patent number 6,147,172
- Issue date Nov 14, 2000
- Nova Chemicals (International) S.A.
- Stephen John Brown
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst having a ketimide ligand
- Patent number 6,114,481
- Issue date Sep 5, 2000
- Nova Chemicals (International) S.A.
- John McMeeking
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Olefin polymerization using a catalyst having a bridged cyclopentad...
- Patent number 6,051,667
- Issue date Apr 18, 2000
- Nova Chemicals (International) S.A.
- Rupert Edward von Haken Spence
- C07 - ORGANIC CHEMISTRY

Rupert Edward von Haken Spence

Person

Patents Grantslast 30 patents

Bis-phosphinimine catalyst

Hydrocarbyl phosphinimine/cyclopentadienyl complexes of group IV me...

Catalyst having a ketimide ligand

Cyclopentadienyl/phosphinimine catalyst with one and only one activ...

Bis-phosphinimine catalyst

Nitrogen substituted phosphinimine ligand

Solution polymerization of ethylene

Phosphinimine/heteroatom catalyst component

Catalyst having a ketimide ligand

Olefin polymerization using a catalyst having a bridged cyclopentad...