Plax Corp
Plax CorpActive Patents
0
Total Holdings
51
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3013308A | Method for molding and assembling dispenser fitment | Expired / Lapsed | 1957-10-08 | 1961-12-19 | 0 | Details |
| US2995269A | Package with interlocking keys | Expired / Lapsed | 1960-06-07 | 1961-08-08 | 0 | Details |
| US2970078A | Polyethylene bond and method therefor | Expired / Lapsed | 1954-05-06 | 1961-01-31 | 2 | Details |
| US2955321A | Process and apparatus for manufacturing polyethylene tubing | Expired / Lapsed | 1956-11-09 | 1960-10-11 | 1 | Details |
| US2952560A | Bottle lining process and apparatus | Expired / Lapsed | 1956-12-13 | 1960-09-13 | 2 | Details |
| US2951264A | Method of manufacturing multicavity squeeze bottles | Expired / Lapsed | 1957-09-27 | 1960-09-06 | 0 | Details |
| US2926474A | Tube closing machine | Expired / Lapsed | 1954-01-29 | 1960-03-01 | 0 | Details |
| US2892733A | Method and apparatus for treating synthetic resin containers | Expired / Lapsed | 1955-09-16 | 1959-06-30 | 2 | Details |
| US2860801A | Coated synthetic resin container | Expired / Lapsed | 1956-03-23 | 1958-11-18 | 2 | Details |
| US2810934A | Method of making plastic bottles | Expired / Lapsed | 1950-09-06 | 1957-10-29 | 0 | Details |
| US2753596A | Method and apparatus for making plastic tubing | Expired / Lapsed | 1952-06-07 | 1956-07-10 | 2 | Details |
| US2674006A | Parallel mold blowing machine | Expired / Lapsed | 1952-07-09 | 1954-04-06 | 0 | Details |
| US2669752A | Molding process | Expired / Lapsed | 1949-08-02 | 1954-02-23 | 0 | Details |
| US2668134A | Process for treating polyethylene and coated product | Expired / Lapsed | 1948-08-31 | 1954-02-02 | 1 | Details |
| US2659934A | Method and apparatus for making articles from biaxially ori… | Expired / Lapsed | 1951-03-30 | 1953-11-24 | 0 | Details |
| US2631332A | Internal spreader for gusseting layflat tubing | Expired / Lapsed | 1949-06-23 | 1953-03-17 | 0 | Details |
| US2597558A | Method of manufacturing plastic articles | Expired / Lapsed | 1948-06-08 | 1952-05-20 | 0 | Details |
| US2594894A | Apparatus for pelletizing | Expired / Lapsed | 1950-05-26 | 1952-04-29 | 0 | Details |
| US2594842A | Method and apparatus for producing plastic tubing | Expired / Lapsed | 1948-02-06 | 1952-04-29 | 0 | Details |
| US2559386A | Manufacture of lay flat tubing | Expired / Lapsed | 1948-10-27 | 1951-07-03 | 0 | Details |
| US2544044A | Apparatus and method for producing gusseted plastic tubing | Expired / Lapsed | 1948-07-14 | 1951-03-06 | 0 | Details |
| US2541249A | Multiple cavity mold | Expired / Lapsed | 1947-08-12 | 1951-02-13 | 0 | Details |
| US2529897A | Process of and apparatus for manufacturing thin wall tubing | Expired / Lapsed | 1948-01-17 | 1950-11-14 | 0 | Details |
| US2514088A | Heat-treatment for plastic articles | Expired / Lapsed | 1948-07-23 | 1950-07-04 | 2 | Details |
| US2479804A | Method and means for extruding plastic material | Expired / Lapsed | 1947-05-17 | 1949-08-23 | 0 | Details |
| US2468697A | Method of deep drawing organic plastic sheets | Expired / Lapsed | 1944-06-01 | 1949-04-26 | 0 | Details |
| US2467107A | Means for removing molded slugs from molds | Expired / Lapsed | 1944-05-15 | 1949-04-12 | 0 | Details |
| US2443289A | Apparatus for shaping plastics by extrusion | Expired / Lapsed | 1944-05-04 | 1948-06-15 | 0 | Details |
| US2439716A | Process of forming hollow articles from oriented polymer | Expired / Lapsed | 1944-01-27 | 1948-04-13 | 0 | Details |
| US2412187A | Process and apparatus for producing continuous sheet of bia… | Expired / Lapsed | 1943-08-17 | 1946-12-03 | 0 | Details |
| US2405039A | Die unit for extruding shapes of organic plastic materials | Expired / Lapsed | 1944-02-26 | 1946-07-30 | 0 | Details |
| US2405019A | Process of making organo-silicon compounds containing a c-s… | Expired / Lapsed | 1943-10-05 | 1946-07-30 | 0 | Details |
| US2402221A | Prevention of crazing of flash heated shapes of polystyrene | Expired / Lapsed | 1943-05-04 | 1946-06-18 | 0 | Details |
| US2373939A | Apparatus for conditioning plastic material | Expired / Lapsed | 1942-05-13 | 1945-04-17 | 0 | Details |
| US2365374A | Method of shaping plastics by extrusion | Expired / Lapsed | 1941-04-23 | 1944-12-19 | 0 | Details |
| US2365375A | Method of shaping plastics by extrusion | Expired / Lapsed | 1941-04-23 | 1944-12-19 | 0 | Details |
| US2349177A | Method of and apparatus for making blown plastic articles | Expired / Lapsed | 1941-05-09 | 1944-05-16 | 0 | Details |
| US2339452A | Method of molding plastic slugs | Expired / Lapsed | 1942-08-18 | 1944-01-18 | 0 | Details |
| US2288454A | Method of forming hollow articles of plastic material | Expired / Lapsed | 1938-05-13 | 1942-06-30 | 0 | Details |
| US2282423A | Process and apparatus for forming articles from organic pla… | Expired / Lapsed | 1939-09-15 | 1942-05-12 | 0 | Details |
| US2262612A | Method of and means for forming articles of plastic material | Expired / Lapsed | 1938-05-13 | 1941-11-11 | 0 | Details |
| US2260750A | Method of and machine for making hollow articles from plast… | Expired / Lapsed | 1938-07-08 | 1941-10-28 | 0 | Details |
| US2230189A | Apparatus for forming articles from organic sheet material | Expired / Lapsed | 1938-05-19 | 1941-01-28 | 0 | Details |
| US2229613A | Process of and apparatus for forming articles from plastic … | Expired / Lapsed | 1938-11-22 | 1941-01-21 | 0 | Details |
| US2209877A | Method of forming hollow articles from plastic material | Expired / Lapsed | 1937-05-26 | 1940-07-30 | 0 | Details |
| US2175054A | Apparatus for forming hollow articles from organic plastic … | Expired / Lapsed | 1938-10-18 | 1939-10-03 | 0 | Details |
| US2159091A | Apparatus for dipping objects | Expired / Lapsed | 1936-02-29 | 1939-05-23 | 0 | Details |
| US2128239A | Process of molding plastic materials | Expired / Lapsed | 1933-02-25 | 1938-08-30 | 0 | Details |
| US2120328A | Method of shaping sheet material | Expired / Lapsed | 1933-01-31 | 1938-06-14 | 0 | Details |
| US2099056A | Container closure and cap | Expired / Lapsed | 1932-01-25 | 1937-11-16 | 0 | Details |
| US2099055A | Flexible bottle | Expired / Lapsed | 1930-12-03 | 1937-11-16 | 0 | Details |