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Purdue Research Foundation

Purdue Res
Active Patents
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Total Holdings
30

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
WO1998025636A1 Stomach submucosa derived tissue graft Expired / Lapsed 1997-12-10 — 0 Details
WO1998025544A1 Stent with reduced thrombogenicity Expired / Lapsed 1997-12-10 — 0 Details
US6099567A Stomach submucosa derived tissue graft Expired / Lapsed 1997-12-10 2000-08-08 16 Details
US6013855A Grafting of biocompatible hydrophilic polymers onto inorgan… Expired / Lapsed 1996-12-26 2000-01-11 21 Details
US5554389A Urinary bladder submucosa derived tissue graft Expired / Lapsed 1995-04-07 1996-09-10 13 Details
US5372821A Graft for promoting autogenous tissue growth Expired / Lapsed 1993-12-15 1994-12-13 7 Details
US5281422A Graft for promoting autogenous tissue growth Expired / Lapsed 1991-09-24 1994-01-25 16 Details
US5007927A Muscle-powered cardiac assist device Expired / Lapsed 1989-10-24 1991-04-16 11 Details
US4979948A Method and apparatus for thermally destroying a layer of an… Expired / Lapsed 1989-04-13 1990-12-25 27 Details
US4902508A Tissue graft composition Expired / Lapsed 1988-07-11 1990-02-20 5 Details
US4582058A Tracheostoma valves Expired / Lapsed 1984-11-26 1986-04-15 24 Details
US4559039A Permanently placed transcutaneous access device to blood ve… Expired / Lapsed 1983-12-05 1985-12-17 16 Details
US4368737A Implantable catheter Expired / Lapsed 1980-07-07 1983-01-18 22 Details
US4291699A Method of and apparatus for automatically detecting and tre… Expired / Lapsed 1978-09-21 1981-09-29 30 Details
US4216549A Semi-stable total knee prosthesis Expired / Lapsed 1977-12-27 1980-08-12 11 Details
US4006059A Hydrophobic noncovalent binding of proteins to support mate… Expired / Lapsed 1974-07-29 1977-02-01 6 Details
US3062941A Radiation-sensitive infrared control Expired / Lapsed 1959-12-14 1962-11-06 0 Details
US2763935A Determining depth of layers of fat and of muscle on an anim… Expired / Lapsed 1954-06-11 1956-09-25 0 Details
US2650311A Radiant energy detecting method and apparatus Expired / Lapsed 1950-10-26 1953-08-25 2 Details
US2646536A Rectifier Expired / Lapsed 1946-11-14 1953-07-21 0 Details
US2622117A Photovoltaic device Expired / Lapsed 1950-07-19 1952-12-16 0 Details
US2600997A Alloys and rectifiers made thereof Expired / Lapsed 1949-12-29 1952-06-17 2 Details
US2588254A Photoelectric and thermoelectric device utilizing semicondu… Expired / Lapsed 1950-05-09 1952-03-04 2 Details
US2588253A Alloys and rectifiers made thereof Expired / Lapsed 1949-12-29 1952-03-04 2 Details
US2514879A Alloys and rectifiers made thereof Expired / Lapsed 1945-07-13 1950-07-11 2 Details
US2509160A Making hexachlorocyclopentadiene Expired / Lapsed 1945-12-22 1950-05-23 2 Details
US2504627A Electrical device with germanium alloys Expired / Lapsed 1946-03-01 1950-04-18 1 Details
US2415468A Frequency discriminator Expired / Lapsed 1943-02-25 1947-02-11 0 Details
US2411605A Electrical circuits Expired / Lapsed 1943-02-25 1946-11-26 0 Details
US1927772A Electroplating aluminum, etc., on copper, etc. Expired / Lapsed 1931-06-02 1933-09-19 0 Details