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Richard Beckerbauer
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Wilmington, DE, US
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last 30 patents
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Patent Grant
Copolymerization of formaldehyde and cyclic ethers using initiators...
Patent number
6,072,021
Issue date
Jun 6, 2000
E. I. Du Pont de Nemours and Company
Douglas John Adelman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modified fluorosulfonic acids
Patent number
5,958,822
Issue date
Sep 28, 1999
E. I. Du Pont de Nemours and Company
Richard Beckerbauer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for co-polymerization of formaldehyde with cyclic ethers in...
Patent number
5,942,595
Issue date
Aug 24, 1999
E. I. Du Pont de Nemours and Company
Douglas John Adelman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Fluoropolymers
Patent number
5,408,021
Issue date
Apr 18, 1995
E. I. Du Pont de Nemours and Company
Richard Beckerbauer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nonlinear optical materials
Patent number
5,312,565
Issue date
May 17, 1994
E. I. DuPont de Nemours and Company
Richard Beckerbauer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymeric films for second order nonlinear optics
Patent number
5,294,493
Issue date
Mar 15, 1994
E. I. Du Pont de Nemours and Company
Richard Beckerbauer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidation of fluorine containing sulfides to sulfones
Patent number
5,206,440
Issue date
Apr 27, 1993
E. I. Du Pont de Nemours and Company
Richard Beckerbauer
C07 - ORGANIC CHEMISTRY