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University of Michigan (System)

University
Active Patents
0
Total Holdings
10

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US5674298A Calcification-resistant bioprosthetic tissue and methods of… Expired / Lapsed 1995-06-07 1997-10-07 9 Details
US5436291A Calcification-resistant synthetic biomaterials Expired / Lapsed 1994-01-21 1995-07-25 44 Details
US5328470A Treatment of diseases by site-specific instillation of cell… Expired / Lapsed 1991-07-26 1994-07-12 12 Details
US5221698A Bioactive composition Expired / Lapsed 1991-06-27 1993-06-22 11 Details
US5113868A Ultraminiature pressure sensor with addressable read-out ci… Expired / Lapsed 1990-12-21 1992-05-19 23 Details
US4741345A Continuous flow tissue pressure measurement Expired / Lapsed 1986-08-04 1988-05-03 3 Details
US4689986A Variable frequency gas-bubble-manipulating apparatus and me… Expired / Lapsed 1985-03-13 1987-09-01 35 Details
US2458771A Supersonic reflectoscope Expired / Lapsed 1943-03-15 1949-01-11 0 Details
US2048154A Apparatus for determining roughness of surfaces Expired / Lapsed 1935-05-27 1936-07-21 0 Details
US1640567A Machine for detecting flaws Expired / Lapsed 1925-07-20 1927-08-30 0 Details