Patent Explorer
Browse, filter, and analyze 7 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1851495A | Radio broadcast distribution | EDWARD F COLLADAY | Expired / Lapsed | 1927-08-05 | 1932-03-29 | 1947-08-05 | 0.0 yrs | 0 | |
| US1807510A | Silent wave radio transmission system | EDWARD F COLLADAY | Expired / Lapsed | 1926-08-07 | 1931-05-26 | 1946-08-07 | 0.0 yrs | 0 | |
| US1798066A | Method of and means for receiving, recording, and reproducing broadcast signals | EDWARD F COLLADAY | Expired / Lapsed | 1926-11-27 | 1931-03-24 | 1946-11-27 | 0.0 yrs | 0 | |
| US1754880A | Radio desk set | EDWARD F COLLADAY | Expired / Lapsed | 1925-08-01 | 1930-04-15 | 1945-08-01 | 0.0 yrs | 0 | |
| US1706379A | Radio broadcast distributing system | EDWARD F COLLADAY | Expired / Lapsed | 1925-11-25 | 1929-03-19 | 1945-11-25 | 0.0 yrs | 0 | |
| US1635153A | Subdivided service system of radio broadcast distribution | EDWARD F COLLADAY | Expired / Lapsed | 1924-10-28 | 1927-07-05 | 1944-10-28 | 0.0 yrs | 0 | |
| US1580409A | Trunking system of radio distribution | EDWARD F COLLADAY | Expired / Lapsed | 1925-02-14 | 1926-04-13 | 1945-02-14 | 0.0 yrs | 0 |