BOEHRINGER LABORATORIES, A CORP. OF PA

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5133703 Process and apparatus for collecting blood of a patient for autotransfusionExpiredDec 13, 90Jul 28, 92[C02F, B01D, A61M]
4986175 Ink stamp apparatus and kitExpiredSep 28, 84Jan 22, 91[B41K]
4807641 Pneumotach and components therefore and combined pulmonary function measuring kit containing the sameExpiredAug 27, 82Feb 28, 89[A61B]
4781707 Process and apparatus for collecting blood from a body cavity for autotransfusionExpiredSep 12, 86Nov 01, 88[A61M]

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