Thomas International Corp
Thomas IntActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3961267A | Channel selecting control system for television tuner inclu… | Expired / Lapsed | 1974-11-01 | 1976-06-01 | 15 | Details |
| US3844192A | Chord control system for electronic organ | Expired / Lapsed | 1973-05-04 | 1974-10-29 | 25 | Details |
| US3736513A | Receiver tuning system | Expired / Lapsed | 1971-06-28 | 1973-05-29 | 17 | Details |
| US3566159A | Frequency multiplier circuit | Expired / Lapsed | 1968-06-21 | 1971-02-23 | 9 | Details |
| US3518352A | Rhythm generating circuit for musical instrument | Expired / Lapsed | 1967-06-30 | 1970-06-30 | 0 | Details |
| US3467835A | Remote control switch responsive to superimposed power line… | Expired / Lapsed | 1965-09-08 | 1969-09-16 | 0 | Details |
| US3462112A | Connector assembly for pivotally mounted display tube | Expired / Lapsed | 1967-08-04 | 1969-08-19 | 0 | Details |
| US3146316A | Tape recorder | Expired / Lapsed | 1958-07-10 | 1964-08-25 | 2 | Details |