Dittmar K. Nerger

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyethers containing ester groups
- Patent number 5,221,727
- Issue date Jun 22, 1993
- Bayer Aktiengesellschaft
- Robert Kumpf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether/polycarbonate block copolymers and a process for their pr...
- Patent number 5,169,907
- Issue date Dec 8, 1992
- Miles Inc.
- Robert J. Kumpf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polyethers containing azo groups
- Patent number 5,064,929
- Issue date Nov 12, 1991
- Mobay Corporation
- Robert J. Kumpf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coated substrates having an ultrathin, single-layer or multilayer c...
- Patent number 5,030,516
- Issue date Jul 9, 1991
- Bayer Aktiengesellschaft
- Rolf Wehrmann
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Coated supports with ultra-thin, single-layer or multi-layer coatin...
- Patent number 4,978,732
- Issue date Dec 18, 1990
- Bayer Aktiengesellschaft
- Rolf Wehrmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...