EVONIK GOLDSCHMIDT REWO GMBH
Patent Owner
Stats
- 8 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Mar 16, 2004 most recent publication
Details
- 8 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 77 Total Citation Count
- Apr 06, 1992 Earliest Filing
- 1 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5962708 Process for preparation of highly concentrated free-flowing aqueous solutions of betainesNov 24, 97Oct 05, 99[C07C]
5681972 Process for preparing highly concentrated, free-flowing aqueous solutions of betainesMar 30, 95Oct 28, 97[C07C]
5464565 Process for the preparation of highly concentrated free-flowing aqueous solutions of betainesOct 11, 94Nov 07, 95[C07D, C11D]
5190699 Citric acid fatty alcohol ester polyglycol ether sulfosuccinates, process for their preparation and their useApr 06, 92Mar 02, 93[A61K, C11D]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
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