Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority claimed from DE4220936Aexternal-prioritypatent/DE4220936C1/de
Priority claimed from US08/077,803external-prioritypatent/US5304177A/en
Application filed by IndividualfiledCriticalIndividual
Publication of CA2099240A1publicationCriticalpatent/CA2099240A1/fr
Application grantedgrantedCritical
Publication of CA2099240CpublicationCriticalpatent/CA2099240C/fr