CHEMISCHE FABRIK BUDENHEIM RUDOLF A. OETKER
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 21, 1997 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 35 Total Citation Count
- Jan 09, 1985 Earliest Filing
- 5 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5539141 Mixed boric acid/phosphoric acid esters of polyols, their preparation and useExpiredFeb 21, 95Jul 23, 96[C07F]
5068094 Process for the removal of cadmium ions from phosphoric acid resulting from a wet processExpiredMay 25, 90Nov 26, 91[C01G]
4762692 Process for the precipitation and separation of cadmium sulphide from the raffinates derived from phosphoric acid purificationExpiredFeb 12, 87Aug 09, 88[C01B, C01G]
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