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Publication numberUS3826364 B1
Publication typeGrant
Publication dateSep 25, 1984
Filing dateMay 22, 1972
Priority dateMay 22, 1972
Also published asCA974193A1, DE2246380A1, DE2246380C2
Publication numberUS 3826364 B1, US 3826364B1, US-B1-3826364, US3826364 B1, US3826364B1
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet

US 3826364 B1
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Classifications
International ClassificationB07C5/36, G01N15/14, B07C5/342, G01N27/447, G01N33/49, G01N33/48
Cooperative ClassificationB07C5/36, G01N2015/1406, B07C5/3425, G01N2015/149, G01N15/1459, G01N27/447, C12M47/04
European ClassificationG01N27/447, B07C5/342D, B07C5/36, G01N15/14G1
Legal Events
DateCodeEventDescription
Sep 25, 1984B1Reexamination certificate first reexamination
Mar 13, 1984RRRequest for reexamination filed
Effective date: 19840210