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University of Illinois at Urbana-Champaign

University
Active Patents
0
Total Holdings
20

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
EP0089152A1 Hydrophilic bipolymeric copolyelectrolytes, and biodegradab… Expired / Lapsed 1983-03-03 — 20 Details
GB820814A Apparatus for treating living tissue Expired / Lapsed 1956-12-24 — 0 Details
US3870612A Analysis for polymer mixtures in solution utilizing electro… Expired / Lapsed 1973-08-02 1975-03-11 6 Details
US3796997A Optical read-out/read-in apparatus for plasma display/memor… Expired / Lapsed 1972-11-24 1974-03-12 18 Details
US3766048A Analysis of polymer mixtures in solution utilizing electrop… Expired / Lapsed 1972-11-24 1973-10-16 12 Details
US3743767A Transmitter and receiver for the transmission of digital da… Expired / Lapsed 1971-10-04 1973-07-03 11 Details
US3559190A Gaseous display and memory apparatus Expired / Lapsed 1966-12-22 1971-01-26 0 Details
US3117571A Production of reversible changes in living tissue by ultras… Expired / Lapsed 1957-02-28 1964-01-14 2 Details
US3051167A Timing and sequence control circuitry Expired / Lapsed 1957-07-23 1962-08-28 0 Details
US3024644A Ultrasonic microscope Expired / Lapsed 1957-01-16 1962-03-13 0 Details
US2968302A Multibeam focusing irradiator Expired / Lapsed 1956-07-20 1961-01-17 0 Details
US2958081A Unidirectional broadband antenna comprising modified balanc… Expired / Lapsed 1959-06-30 1960-10-25 0 Details
US2886650A Recording device Expired / Lapsed 1952-10-22 1959-05-12 0 Details
US2852019A Coupling means Expired / Lapsed 1956-05-10 1958-09-16 0 Details
US2816062A Hydroxyethyl cellulose tablet coating Expired / Lapsed 1954-05-27 1957-12-10 2 Details
US2728522A Anticipator system Expired / Lapsed 1951-04-21 1955-12-27 0 Details
US2545958A Induction accelerator Expired / Lapsed 1946-03-22 1951-03-20 0 Details
US2447255A Magnetic induction accelerator with small X-ray source Expired / Lapsed 1944-05-04 1948-08-17 0 Details
US2237242A Phototube Expired / Lapsed 1939-09-13 1941-04-01 0 Details
US1872398A Suppressed wave radio carrier system Expired / Lapsed 1925-07-01 1932-08-16 0 Details