Patent Explorer

Browse, filter, and analyze 437 patents across global jurisdictions.

📥 Export to Excel (.xlsx) + Ingest New Patent
Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
GB1360470A Computer input-output chaining system RCA Corp Expired / Lapsed 1971-12-03 — 1991-12-03 0.0 yrs 0
US4311154A Nonsymmetrical bulb applicator for hyperthermic treatment of the body RCA Corp Expired / Lapsed 1979-03-23 1982-01-19 1999-03-23 0.0 yrs 8
US4292960A Apparatus and method for application of radioactive and microwave energy to the body RCA Corp Expired / Lapsed 1979-04-30 1981-10-06 1999-04-30 0.0 yrs 14
US4282887A Ridge-waveguide applicator for treatment with electromagnetic energy RCA Corp Expired / Lapsed 1979-10-11 1981-08-11 1999-10-11 0.0 yrs 8
US4252848A Perfluorinated polymer thin films RCA Corp Expired / Lapsed 1977-04-11 1981-02-24 1997-04-11 0.0 yrs 8
US4197860A Hyperthermia applicator RCA Corp Expired / Lapsed 1977-11-21 1980-04-15 1997-11-21 0.0 yrs 5
US3956535A Metal plated or platable article RCA Corp Expired / Lapsed 1974-01-30 1976-05-11 1994-01-30 0.0 yrs 19
US3883891A Redundant signal processing error reduction technique RCA Corp Expired / Lapsed 1974-08-22 1975-05-13 1994-08-22 0.0 yrs 11
US3879582A Data loop communication system RCA Corp Expired / Lapsed 1974-03-01 1975-04-22 1994-03-01 0.0 yrs 11
US3840174A Precision digital interpolator RCA Corp Expired / Lapsed 1973-05-29 1974-10-08 1993-05-29 0.0 yrs 4
US3701107A Computer with probability means to transfer pages from large memory to fast memory RCA Corp Expired / Lapsed 1970-10-01 1972-10-24 1990-10-01 0.0 yrs 11
US3699533A Memory system including buffer memories RCA Corp Expired / Lapsed 1970-10-29 1972-10-17 1990-10-29 0.0 yrs 11
US3666359A Correlation peak detector in optical spatial filtering system RCA Corp Expired / Lapsed 1970-08-26 1972-05-30 1990-08-26 0.0 yrs 0
US3665256A Heat dissipation for power integrated circuits RCA Corp Expired / Lapsed 1968-10-15 1972-05-23 1988-10-15 0.0 yrs 4
US3566357A Multi-processor multi-programed computer system RCA Corp Expired / Lapsed 1966-07-05 1971-02-23 1986-07-05 0.0 yrs 0
US3460120A Random access card memory system RCA Corp Expired / Lapsed 1966-02-01 1969-08-05 1986-02-01 0.0 yrs 0
US3460094A Integrated memory system RCA Corp Expired / Lapsed 1967-01-16 1969-08-05 1987-01-16 0.0 yrs 0
US3444319A Character generator RCA Corp Expired / Lapsed 1966-07-26 1969-05-13 1986-07-26 0.0 yrs 0
US3443188A Switching circuits RCA Corp Expired / Lapsed 1967-02-27 1969-05-06 1987-02-27 0.0 yrs 0
US3441342A Frequency and phase error detection means for synchronization systems RCA Corp Expired / Lapsed 1965-03-29 1969-04-29 1985-03-29 0.0 yrs 0
Showing 1 to 20 of 437 patents
Page 1 of 22 Next →