Patent Explorer

Browse, filter, and analyze 19 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US5047008A Vitrectomy probe Bausch and Lomb Inc Expired / Lapsed 1989-10-27 1991-09-10 2009-10-27 0.0 yrs 31
US4696298A Vitrectomy cutting mechanism Bausch and Lomb Inc Expired / Lapsed 1985-11-19 1987-09-29 2005-11-19 0.0 yrs 20
US3202811A Laboratory sun simulator Bausch and Lomb Inc Expired / Lapsed 1961-06-23 1965-08-24 1981-06-23 0.0 yrs 2
US3190286A Flexible viewing probe for endoscopic use Bausch and Lomb Inc Expired / Lapsed 1961-10-31 1965-06-22 1981-10-31 0.0 yrs 2
US3136310A Optical catheter Bausch and Lomb Inc Expired / Lapsed 1960-01-18 1964-06-09 1980-01-18 0.0 yrs 2
US3090378A Focusing endoscope Bausch and Lomb Inc Expired / Lapsed 1960-05-16 1963-05-21 1980-05-16 0.0 yrs 2
US3060806A Image forming element Bausch and Lomb Inc Expired / Lapsed 1959-05-04 1962-10-30 1979-05-04 0.0 yrs 0
US2975785A Optical viewing instrument Bausch and Lomb Inc Expired / Lapsed 1957-09-26 1961-03-21 1977-09-26 0.0 yrs 0
US2843128A Adenotome Bausch and Lomb Inc Expired / Lapsed 1957-03-18 1958-07-15 1977-03-18 0.0 yrs 0
US2424064A Illuminating device Bausch and Lomb Inc Expired / Lapsed 1944-07-13 1947-07-15 1964-07-13 0.0 yrs 0
US2424043A Method of hardening metallic films Bausch and Lomb Inc Expired / Lapsed 1944-03-16 1947-07-15 1964-03-16 0.0 yrs 0
US2384578A Optical element Bausch and Lomb Inc Expired / Lapsed 1943-03-10 1945-09-11 1963-03-10 0.0 yrs 0
US2373639A Method and apparatus for forming films Bausch and Lomb Inc Expired / Lapsed 1943-01-23 1945-04-10 1963-01-23 0.0 yrs 0
US2363409A Fine adjustment mechanism Bausch and Lomb Inc Expired / Lapsed 1942-06-11 1944-11-21 1962-06-11 0.0 yrs 0
US2303906A Polarized light compensating system Bausch and Lomb Inc Expired / Lapsed 1941-12-01 1942-12-01 1961-12-01 0.0 yrs 0
US2282677A Optical system Bausch and Lomb Inc Expired / Lapsed 1940-05-04 1942-05-12 1960-05-04 0.0 yrs 0
US2264835A Microscope Bausch and Lomb Inc Expired / Lapsed 1940-07-30 1941-12-02 1960-07-30 0.0 yrs 0
US2257232A Light projector Bausch and Lomb Inc Expired / Lapsed 1939-07-21 1941-09-30 1959-07-21 0.0 yrs 0
US2200594A Method and apparatus for aerial mapping Bausch and Lomb Inc Expired / Lapsed 1937-09-17 1940-05-14 1957-09-17 0.0 yrs 0