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Coulter Electronics Inc

Coulter El
Active Patents
0
Total Holdings
18

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4390632A Stabilization process for biological cells and stabilized c… Expired / Lapsed 1980-07-14 1983-06-28 21 Details
US4219440A Multiple analysis hematology reference control reagent and … Expired / Lapsed 1979-06-06 1980-08-26 24 Details
US4183013A System for extracting shape features from an image Expired / Lapsed 1976-11-29 1980-01-08 139 Details
US4162282A Method for producing uniform particles Expired / Lapsed 1976-04-22 1979-07-24 8 Details
US4116635A General purpose in vitro anticoagulant Expired / Lapsed 1977-03-14 1978-09-26 11 Details
US3982183A Particle sizing apparatus Expired / Lapsed 1975-02-20 1976-09-21 16 Details
US3932065A Pneumatically controlled liquid transfer system Expired / Lapsed 1974-11-08 1976-01-13 13 Details
US3893767A Electro-optical system for cancellation of the effects of r… Expired / Lapsed 1973-10-23 1975-07-08 27 Details
US3882899A Pinch valve construction Expired / Lapsed 1973-07-26 1975-05-13 12 Details
US3799744A Automatic chemical analysis apparatus Expired / Lapsed 1971-10-14 1974-03-26 0 Details
US3700867A Axial trajectory sensor for electronic particle study appar… Expired / Lapsed 1970-12-24 1972-10-24 38 Details
US3626164A Digitalized coincidence correction method and circuitry for… Expired / Lapsed 1969-06-16 1971-12-07 45 Details
US3567389A Fluid transfer valve structure Expired / Lapsed 1968-04-03 1971-03-02 0 Details
US3564263A Optical particle sensor having a light collector mounted on… Expired / Lapsed 1968-09-30 1971-02-16 11 Details
US3557352A Apparatus and method for measuring a dividing particle size… Expired / Lapsed 1967-11-01 1971-01-19 58 Details
US3444463A Particle analyzing apparatus and method utilizing multiple … Expired / Lapsed 1966-02-14 1969-05-13 0 Details
US3392331A Particle analyzer threshold level control Expired / Lapsed 1965-08-16 1968-07-09 2 Details
US3259842A Particle analyzing device Expired / Lapsed 1959-08-19 1966-07-05 2 Details