Patent Explorer
Browse, filter, and analyze 18 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| GB1235321A | Improvements in or relating to drills for clearing obstructions | NAT RES DEV | Expired / Lapsed | 1968-01-30 | — | 1988-01-30 | 0.0 yrs | 0 | |
| GB734073A | Improvements in or relating to electronic digital computing devices | NAT RES DEV | Expired / Lapsed | 1949-06-22 | — | 1969-06-22 | 0.0 yrs | 0 | |
| GB925541A | Improvements in or relating to ultrasonic flowmeters | NAT RES DEV | Expired / Lapsed | 1959-01-22 | — | 1979-01-22 | 0.0 yrs | 0 | |
| GB783086A | Improvements in or relating to electronic digital computing machines | NAT RES DEV | Expired / Lapsed | 1952-12-22 | — | 1972-12-22 | 0.0 yrs | 0 | |
| GB742525A | Improvements in or relating to electronic digital computing machines | NAT RES DEV | Expired / Lapsed | 1950-05-18 | — | 1970-05-18 | 0.0 yrs | 0 | |
| GB1385319A | Enzyme preparations | NAT RES DEV | Expired / Lapsed | 1972-06-19 | — | 1992-06-19 | 0.0 yrs | 0 | |
| GB1205743A | Surgical dilator | NAT RES DEV | Expired / Lapsed | 1966-07-15 | — | 1986-07-15 | 0.0 yrs | 0 | |
| GB707458A | Improvements in or relating to multi-electrode gaseous-discharge tube circuits | NAT RES DEV | Expired / Lapsed | 1951-02-24 | — | 1971-02-24 | 0.0 yrs | 0 | |
| GB733473A | Improvements relating to breathing apparatus | NAT RES DEV | Expired / Lapsed | 1951-01-10 | — | 1971-01-10 | 0.0 yrs | 0 | |
| GB1143403A | Apparatus for supplying carbon dioxide to growing plants | NAT RES DEV | Expired / Lapsed | 1965-02-04 | — | 1985-02-04 | 0.0 yrs | 0 | |
| US3643076A | Process controller | NAT RES DEV | Expired / Lapsed | 1969-09-03 | 1972-02-15 | 1989-09-03 | 0.0 yrs | 14 | |
| US3614953A | Drills for clearing obstructions in arteries | NAT RES DEV | Expired / Lapsed | 1969-01-21 | 1971-10-26 | 1989-01-21 | 0.0 yrs | 0 | |
| US3612814A | Cutting processes employing a laser | NAT RES DEV | Expired / Lapsed | 1970-01-06 | 1971-10-12 | 1990-01-06 | 0.0 yrs | 8 | |
| FR1232113A | Flowmeters | NAT RES DEV | Expired / Lapsed | 1959-08-06 | 1960-10-05 | 1979-08-06 | 0.0 yrs | 0 | |
| US2740091A | Means for measuring time intervals | NAT RES DEV | Expired / Lapsed | 1953-03-02 | 1956-03-27 | 1973-03-02 | 0.0 yrs | 0 | |
| FR1099467A | Improvements to purely digital electronic calculating machines | NAT RES DEV | Expired / Lapsed | 1953-12-22 | 1955-09-06 | 1973-12-22 | 0.0 yrs | 0 | |
| US2664555A | Multielectrode gaseous-discharge tube circuits | NAT RES DEV | Expired / Lapsed | 1952-02-21 | 1953-12-29 | 1972-02-21 | 0.0 yrs | 0 | |
| US2661902A | Apparatus for counting microscopic particles | NAT RES DEV | Expired / Lapsed | 1951-01-10 | 1953-12-08 | 1971-01-10 | 0.0 yrs | 0 |