Arkema Inc
Arkema IncActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4843275A | Air buoyant piezoelectric polymeric film microphone | Expired / Lapsed | 1988-01-19 | 1989-06-27 | 28 | Details |
| US4737388A | Non-iridescent, haze-free infrared reflecting coated glass … | Expired / Lapsed | 1985-11-27 | 1988-04-12 | 5 | Details |
| US4638207A | Piezoelectric polymeric film balloon speaker | Expired / Lapsed | 1986-03-19 | 1987-01-20 | 15 | Details |
| US4565615A | Glow discharge stabilization of piezoelectric polymer film | Expired / Lapsed | 1984-11-01 | 1986-01-21 | 13 | Details |
| US4477290A | Cleaning and etching process for aluminum containers | Expired / Lapsed | 1983-01-10 | 1984-10-16 | 10 | Details |
| US4406059A | Method for making a piezoelectric transducer | Expired / Lapsed | 1981-04-22 | 1983-09-27 | 3 | Details |
| US4217433A | Diethylene glycol bis(allyl carbonate) compositions contain… | Expired / Lapsed | 1979-08-03 | 1980-08-12 | 11 | Details |
| US4161949A | Aseptic connector | Expired / Lapsed | 1977-10-27 | 1979-07-24 | 11 | Details |
| US3885695A | Snap-on safety closure for containers | Expired / Lapsed | 1974-05-29 | 1975-05-27 | 14 | Details |