Oberkirch; Wolfgang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oberkirch; Wolfgang.The latest application filed is for "condensation products of thioalkylene oxides of polythio-alkylene oxides with polyalkylene oxides, their preparation and their use as breakers for water-in-oil emulsions".

Company Profile

0.12.0

Oberkirch; Wolfgang - Leverkusen DE
Oberkirch; Wolfgang - Cologne DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Condensation products of thioalkylene oxides of polythio-alkylene oxides with polyalkylene oxides, their preparation and their use as breakers for water-in-oil emulsions Grant 4,745,175 - Scholl , et al. May 17, 1	1988-05-17
Alkoxylated aminopolyethers, a process for their preparation Grant 4,739,094 - Mazanek , et al. April 19, 1	1988-04-19
Copolymers based on maleic anhydride and .alpha., .beta.-unsaturated compounds a process for their preparation and their use as paraffin inhibitors Grant 4,670,516 - Sackmann , et al. June 2, 1	1987-06-02
Process and means for preventing blockages of crude oil deposits by the formation of emulsion due to deposits of asphalt Grant 4,603,738 - Oberkirch , et al. August 5, 1	1986-08-05
Composite material for shielding against electromagnetic radiation Grant 4,471,015 - Ebneth , et al. September 11, 1	1984-09-11
Composite material for shielding against electromagnetic radiation Grant 4,435,465 - Ebneth , et al. March 6, 1	1984-03-06
Novel transparent polyurethane polyurea films for lamination of glazing materials and their method of production Grant 4,254,176 - Muller , et al. March 3, 1	1981-03-03
Novel transparent polyurethane polyureas for lamination of glazing materials Grant 4,174,240 - Muller , et al. November 13, 1	1979-11-13
Polymer systems containing polycarbodiimides and thermoplastic polymer Grant 4,169,866 - VON Bonin , et al. October 2, 1	1979-10-02
Thermoplastically processable elastomeric copolyester Grant 3,963,800 - Gipp , et al. June 15, 1	1976-06-15
Polymerization Of Cyclopentene Grant 3,719,652 - Oberkirch , et al. March 6, 1	1973-03-06
Process For The Production Of Cis-polypentenamers Grant 3,687,921 - Oberkirch , et al. August 29, 1	1972-08-29

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