Patent Explorer

Browse, filter, and analyze 14 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
DE3305267A1 Cerclage wire Fried Krupp AG Expired / Lapsed 1983-02-16 — 2003-02-16 0.0 yrs 0
US4904264A Artifical joint system Fried Krupp AG Expired / Lapsed 1985-05-04 1990-02-27 2005-05-04 0.0 yrs 34
US4772203A Implant and method for using such implant Fried Krupp AG Expired / Lapsed 1985-05-04 1988-09-20 2005-05-04 0.0 yrs 36
US4561076A Sonar method and apparatus Fried Krupp AG Expired / Lapsed 1983-05-27 1985-12-24 2003-05-27 0.0 yrs 28
US4170990A Method for implanting and subsequently removing mechanical connecting elements from living tissue Fried Krupp AG Expired / Lapsed 1978-01-27 1979-10-16 1998-01-27 0.0 yrs 4
US3849636A Method and apparatus for determining the position of a vehicle Fried Krupp AG Expired / Lapsed 1973-03-07 1974-11-19 1993-03-07 0.0 yrs 15
US3737799A Circuit arrangement for attenuating a broadband background noise level and interfering signals superimposed thereupon Fried Krupp AG Expired / Lapsed 1971-12-02 1973-06-05 1991-12-02 0.0 yrs 6
US3648283A Apparatus for displaying bearing markers on a radar screen Fried Krupp AG Expired / Lapsed 1969-07-11 1972-03-07 1989-07-11 0.0 yrs 21
US3646557A Apparatus for displaying distance reference marks on a radar screen Fried Krupp AG Expired / Lapsed 1969-07-10 1972-02-29 1989-07-10 0.0 yrs 13
US3598199A Reflector and method of making same Fried Krupp AG Expired / Lapsed 1968-08-12 1971-08-10 1988-08-12 0.0 yrs 2
US3568141A Acoustic method and apparatus Fried Krupp AG Expired / Lapsed 1968-08-05 1971-03-02 1988-08-05 0.0 yrs 27
US3504333A Echo sounding apparatus Fried Krupp AG Expired / Lapsed 1968-10-14 1970-03-31 1988-10-14 0.0 yrs 0
DE632252C Centrifugal device for removing specifically heavier parts from liquids Fried Krupp AG Expired / Lapsed 1933-11-12 1936-07-04 1953-11-12 0.0 yrs 0
GB189317014A Improved Apparatus for the Manufacture of Pipes or Tubes. Fried Krupp AG Expired / Lapsed 1893-09-09 1893-10-14 1913-09-09 0.0 yrs 0