F W WAKEFIELD BRASS Co
F W WAKEFIActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2695430A | Luminous panel | Expired / Lapsed | 1947-01-18 | 1954-11-30 | 0 | Details |
| US2659808A | Combination luminous and acoustical ceiling | Expired / Lapsed | 1949-06-22 | 1953-11-17 | 0 | Details |
| US2381792A | Exteriorly illuminated reflector for lighting fixtures | Expired / Lapsed | 1942-09-16 | 1945-08-07 | 0 | Details |
| US2381630A | Lighting fixture | Expired / Lapsed | 1942-09-16 | 1945-08-07 | 0 | Details |
| US1963218A | Lighting fixture | Expired / Lapsed | 1932-01-06 | 1934-06-19 | 0 | Details |
| US1168351A | Battery-lamp. | Expired / Lapsed | 1915-02-20 | 1916-01-18 | 0 | Details |