ASTRA MEDITEC AKTIEBOLAG

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5728437 Articles exhibiting a blood-compatible surface layer and process for providing articles with such a surface layerExpiredNov 29, 94Mar 17, 98[B29D]
5047013 Varicose vein probe with hollow curved spiral tipExpiredSep 08, 89Sep 10, 91[A61M]
4945950 Continuous tapping deviceExpiredJun 14, 89Aug 07, 90[F16L]
4373009 Method of forming a hydrophilic coating on a substrateExpiredMay 18, 81Feb 08, 83[A61M]
D264246 Surgical aspiration catheterExpiredSep 06, 79May 04, 82[D240]
D263449 Package of thermometer sheathsExpiredSep 25, 78Mar 23, 82[D090]
D262657 Suction drainage device for surgical purposesExpiredSep 14, 78Jan 12, 82[D240]
4230102 Device for the training of a urine bladderExpiredApr 17, 78Oct 28, 80[A61F, A61M]

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