U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Low emissivity film for automotive heat load reduction

Patent 4898789 Issued on February 6, 1990. Estimated Expiration Date: Icon_subject April 4, 2008. Estimated 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.

Patent References

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Inventor

Assignee

Application

No. 176979 filed on 04/04/1988

US Classes:

428/623, Adjacent to each other428/432, Next to metal or compound thereof428/469, Next to metal salt or oxide428/632, Oxide-containing component428/633, Plural oxides428/660, Refractory (Group IVB, VB, or VIB) metal-base component428/673Ag-base component

Examiners

Primary: Nguyen, Nam

Attorney, Agent or Firm

International Class

B21D 039/00

Abstract

A multiple-layer, high transmittance, low emissivity coated article is disclosed comprising at least two infrared reflective metal layers alternatingly combined with at least three metal oxide antireflective layers to produce a coating with superior low emissivity and low visible reflectance, especially for use to reduce heat load in automobiles.

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