Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3503063A | Electric discharge tubes | Rank Precision Industries Ltd | Expired / Lapsed | 1965-05-06 | 1970-03-24 | 1985-05-06 | 0.0 yrs | 0 | |
| US3313149A | Apparatus for investigating surface texture | Rank Precision Industries Ltd | Expired / Lapsed | 1964-06-22 | 1967-04-11 | 1984-06-22 | 0.0 yrs | 2 | |
| US3024454A | Generation and display of alphanumeric and other symbols | Rank Precision Industries Ltd | Expired / Lapsed | 1958-08-07 | 1962-03-06 | 1978-08-07 | 0.0 yrs | 0 |