Patent Explorer
Browse, filter, and analyze 14 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4174241A | Simultaneously laminating and press polishing plastic laminated transparencies | PPG Industries Inc | Expired / Lapsed | 1978-07-21 | 1979-11-13 | 1998-07-21 | 0.0 yrs | 12 | |
| US4040888A | Apparatus for prepressing transparent laminated assemblies | PPG Industries Inc | Expired / Lapsed | 1975-10-01 | 1977-08-09 | 1995-10-01 | 0.0 yrs | 7 | |
| US3933552A | Preparing transparent assemblies for lamination | PPG Industries Inc | Expired / Lapsed | 1974-07-10 | 1976-01-20 | 1994-07-10 | 0.0 yrs | 11 | |
| US3808077A | Method for laminating plastic to glass employing glass mold | PPG Industries Inc | Expired / Lapsed | 1971-09-16 | 1974-04-30 | 1991-09-16 | 0.0 yrs | 13 | |
| US3625792A | Fabricating glass-plastic windows | PPG Industries Inc | Expired / Lapsed | 1970-04-27 | 1971-12-07 | 1990-04-27 | 0.0 yrs | 14 | |
| US3509015A | Glass laminated with polyurethane | PPG Industries Inc | Expired / Lapsed | 1965-02-24 | 1970-04-28 | 1985-02-24 | 0.0 yrs | 0 | |
| US3357876A | Method of strengthening a glass article by ion exchange | PPG Industries Inc | Expired / Lapsed | 1965-01-19 | 1967-12-12 | 1985-01-19 | 0.0 yrs | 2 | |
| US2692654A | Impingement-strainer combination air filter | PPG Industries Inc | Expired / Lapsed | 1953-03-12 | 1954-10-26 | 1973-03-12 | 0.0 yrs | 0 | |
| US2394642A | Silicic acid esters | PPG Industries Inc | Expired / Lapsed | 1942-11-25 | 1946-02-12 | 1962-11-25 | 0.0 yrs | 0 | |
| US2370588A | Organic percarbonates | PPG Industries Inc | Expired / Lapsed | 1942-10-22 | 1945-02-27 | 1962-10-22 | 0.0 yrs | 0 | |
| US2361049A | Glass cutter | PPG Industries Inc | Expired / Lapsed | 1942-10-01 | 1944-10-24 | 1962-10-01 | 0.0 yrs | 0 | |
| US2320533A | Artificial glass | PPG Industries Inc | Expired / Lapsed | 1940-02-08 | 1943-06-01 | 1960-02-08 | 0.0 yrs | 0 | |
| US2278273A | Glass cutting apparatus | PPG Industries Inc | Expired / Lapsed | 1941-06-19 | 1942-03-31 | 1961-06-19 | 0.0 yrs | 0 | |
| US2042819A | Apparatus for cracking scored glass sheets | PPG Industries Inc | Expired / Lapsed | 1933-10-06 | 1936-06-02 | 1953-10-06 | 0.0 yrs | 0 |