Arpe; Hans-Jurgen

Patent Applications and Registrations

Patent applications and USPTO patent grants for Arpe; Hans-Jurgen.The latest application filed is for "process for carbonylating formaldehyde acetals".

Company Profile

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Arpe; Hans-Jurgen - Frankfurt am Main DE
Arpe; Hans-Jurgen - Kelkheim DE
Arpe; Hans-Jurgen - Fischbach 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
Process for carbonylating formaldehyde acetals Grant 4,501,917 - Schmidt , et al. February 26, 1	1985-02-26
Process for the manufacture of o-toluidine and/or m-toluidine and/or p-toluidine Grant 4,480,128 - Arpe , et al. October 30, 1	1984-10-30
Process for the manufacture of lower alkenes from methanol and/or dimethyl ether Grant 4,247,731 - Wunder , et al. January 27, 1	1981-01-27
Process for the manufacture of oxygen-containing carbon compounds from synthesis gas Grant 4,224,236 - Wunder , et al. September 23, 1	1980-09-23
Process for the preparation of ethylene glycol-dimethylether (dimethyl glycol) Grant 4,169,959 - Arpe October 2, 1	1979-10-02
Process for the manufacture of glycolic acid or its esters Grant 4,128,575 - Leupold , et al. December 5, 1	1978-12-05
Process for the purification of carboxylic acids Grant 4,110,372 - Hey , et al. August 29, 1	1978-08-29
Method for selective production of bromine Grant 4,105,753 - Schulz , et al. August 8, 1	1978-08-08
Process for preparing glycol dimethyl ethers Grant 3,972,949 - Arpe August 3, 1	1976-08-03
Process for the manufacture of isopropyl esters by the reaction of propylene with carboxylic acids Grant 3,922,294 - Leupold , et al. November 25, 1	1975-11-25
Gold Hydroxydiacetate And Process For Its Manufacture Grant 3,687,993 - Hornig, deceased , et al. August 29, 1	1972-08-29

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