Paper Patents Co
Paper PateActive Patents
0
Total Holdings
16
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB468106A | A new felted fibrous cellulosic sheet product | Expired / Lapsed | 1936-08-07 | — | 0 | Details |
| US2725640A | Method of dry creping | Expired / Lapsed | 1951-09-19 | 1955-12-06 | 0 | Details |
| US2684690A | Flow control apparatus | Expired / Lapsed | 1949-10-01 | 1954-07-27 | 0 | Details |
| US2607495A | Filter unit | Expired / Lapsed | 1946-05-03 | 1952-08-19 | 0 | Details |
| US2497712A | Process of manufacturing a fibrous sheet covered plywood | Expired / Lapsed | 1944-06-05 | 1950-02-14 | 2 | Details |
| US2335968A | Insulation | Expired / Lapsed | 1941-06-16 | 1943-12-07 | 0 | Details |
| US2303087A | Apparatus for compressing creped wadding | Expired / Lapsed | 1938-12-24 | 1942-11-24 | 0 | Details |
| US2288352A | Transfer machine | Expired / Lapsed | 1938-12-24 | 1942-06-30 | 0 | Details |
| US2170655A | Laminated crepe cellulosic product | Expired / Lapsed | 1936-09-05 | 1939-08-22 | 0 | Details |
| US2153186A | Scanning machine | Expired / Lapsed | 1936-05-25 | 1939-04-04 | 0 | Details |
| US2132016A | Paper making | Expired / Lapsed | 1936-04-20 | 1938-10-04 | 0 | Details |
| US2069257A | Process of and apparatus for manufacturing artificial leath… | Expired / Lapsed | 1934-07-05 | 1937-02-02 | 0 | Details |
| US2054313A | Apparatus for printing and embossing in register | Expired / Lapsed | 1934-09-29 | 1936-09-15 | 0 | Details |
| US1992215A | Paper wadding | Expired / Lapsed | 1931-11-23 | 1935-02-26 | 0 | Details |
| US1991599A | Paper inspection process and apparatus | Expired / Lapsed | 1933-12-01 | 1935-02-19 | 0 | Details |
| US1849065A | Container | Expired / Lapsed | 1930-11-05 | 1932-03-15 | 0 | Details |