Shellmar Products Corp
Shellmar PActive Patents
0
Total Holdings
15
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2643448A | Nursing unit assembling tool | Expired / Lapsed | 1950-07-01 | 1953-06-30 | 0 | Details |
| US2604222A | Nursing unit | Expired / Lapsed | 1948-07-30 | 1952-07-22 | 0 | Details |
| US2587909A | Molded pulp egg carton | Expired / Lapsed | 1947-02-17 | 1952-03-04 | 0 | Details |
| US2584633A | Container with fused reinforced seam | Expired / Lapsed | 1945-11-09 | 1952-02-05 | 0 | Details |
| US2584632A | Method of making containers | Expired / Lapsed | 1945-11-09 | 1952-02-05 | 0 | Details |
| US2579088A | Heat sealing tool | Expired / Lapsed | 1949-10-25 | 1951-12-18 | 0 | Details |
| US2569681A | Egg carton | Expired / Lapsed | 1947-02-21 | 1951-10-02 | 0 | Details |
| US2542753A | Shelf support | Expired / Lapsed | 1947-01-15 | 1951-02-20 | 0 | Details |
| US2542144A | Blind rivet | Expired / Lapsed | 1945-01-01 | 1951-02-20 | 0 | Details |
| US2524584A | Method of forming containers | Expired / Lapsed | 1949-10-18 | 1950-10-03 | 0 | Details |
| US2501544A | Therapeutic product | Expired / Lapsed | 1946-10-23 | 1950-03-21 | 0 | Details |
| US2496911A | Method and apparatus for forming plastic laminates | Expired / Lapsed | 1945-06-07 | 1950-02-07 | 0 | Details |
| US2456093A | Method of polymerization | Expired / Lapsed | 1943-03-24 | 1948-12-14 | 0 | Details |
| US2455295A | Cellular carton | Expired / Lapsed | 1942-10-23 | 1948-11-30 | 0 | Details |
| US2422725A | Container and seam construction | Expired / Lapsed | 1942-04-11 | 1947-06-24 | 0 | Details |