SARTORIUS AG

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0147,421 CURRENT-LIMITING CIRCUIT WITH AT LEAST TWO VOLTAGE TAPSAbandonedDec 05, 08Jun 11, 09[H02H]
2006/0096,790 Compact weighing systemAbandonedDec 12, 05May 11, 06[G01G]
2004/0206,601 Note acceptor-dispenser validatorAbandonedMay 05, 04Oct 21, 04[G07F]
2003/0196,889 Porous film and method for producing the sameAbandonedApr 16, 03Oct 23, 03[H05F, B01D]
6562583 Method for detecting microorganisms in gasesExpiredAug 09, 00May 13, 03[C12Q, G01N]
2003/0029,786 Modular filter housingAbandonedJul 01, 02Feb 13, 03[B01D]
6491869 Method for preparing assay supports having an ordered set of reaction zonesExpiredMay 10, 99Dec 10, 02[G01N]
6352641 Wound pocket moduleExpiredJun 12, 00Mar 05, 02[B01D]
6106143 Vibrating device for vibrating liquid provided in vesselsExpiredFeb 09, 99Aug 22, 00[B01F]
6003722 Filter dispenserExpiredNov 14, 97Dec 21, 99[G07F]
5885455 Filtration unit with pleated filter elementExpiredDec 24, 97Mar 23, 99[B01D]
5565153 Process of making polyvinylidene fluoride membranesExpiredMar 14, 95Oct 15, 96[D01D, B29C]
5562827 Heat-sterilizable spiral-wound membrane filter cartridgeExpiredOct 18, 95Oct 08, 96[B01D]
5563334 Filter integrity testing in clean rooms and the likeExpiredApr 11, 95Oct 08, 96[B01D]
5476590 Hydrophilic polyvinylidene fluoride membranesExpiredMar 14, 95Dec 19, 95[B01D]
5227070 Textile reinforced membrane filter, method for manufacture and applicationExpiredAug 30, 90Jul 13, 93[B01D]
5191543 Electronic balance with calibrating deviceExpiredOct 19, 90Mar 02, 93[G01G]
5106506 Filter stack for insertion in a filter deviceExpiredOct 04, 90Apr 21, 92[B01D]
5102545 Tubular filter elementExpiredMay 22, 90Apr 07, 92[B01D]
5090494 Balance with parallel guide rod guidanceExpiredJul 13, 90Feb 25, 92[G01G]

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