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US Patent 4444840 - Calendered AES film
US Patent Issued on April 24, 1984
Estimated Patent Expiration Date:
August 9, 2002Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
August 9, 2002Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractCalendered AES film containing 25-40% rubber; usually pigmented.Other References
| InventorAssigneeApplicationNo. 06/406598 filed on 08/09/1982US Classes:428/339, Including synthetic resin or polymer layer or component428/493, Next to second layer of natural rubber428/521, Polyene monomer-containing428/522Ester, halide or nitrile of addition polymerField of Search428/520, Ester, halide or nitrile of addition polymer428/332, Physical dimension specified428/462, Including polyene monomers (e.g., butadiene, etc.)428/463, Ester, halide or nitrile of addition polymer428/496, Next to cellulosic428/339Including synthetic resin or polymer layer or componentExaminersPrimary: Lesmes, George F.Assistant: Buffalow, E. Rollins Attorney, Agent or FirmUS Patent References3489821, 4202948Impact-resistant thermoplastic composition based on graft copolymerIssued on: 05/13/1980 Inventor: Peascoe International ClassB32B 27/30 (20060101) |
