U.S. patents available from 1976 to present.
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Process for preparing an organic compound thin film for an optical device

Patent 5084302 Issued on January 28, 1992. Estimated Expiration Date: Icon_subject March 29, 2010. 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

Fabrics having an excellent color developing property and a process for producing the same involving plasma treatment and an aftercoat
Patent #: 4400424
Issued on: 08/23/1983
Inventor: Hatada ,   et al.

Method of forming thin vapor deposited film of organic material
Patent #: 4543275
Issued on: 09/24/1985
Inventor: Akashi ,   et al.

Method for treating a polyimide surface to improve the adhesion of metal deposited thereon, and articles produced thereby Patent #: 4842946
Issued on: 06/27/1989
Inventor: Foust ,   et al.

Inventors

Application

No. 503312 filed on 03/29/1990

US Classes:

427/164, Transparent base427/255.6, Organic coating applied by vapor, gas, or smoke427/307, Etching, swelling, or dissolving out part of the base427/322Organic base

Examiners

Primary: Beck, Shrive
Assistant: King, Roy V.

Attorney, Agent or Firm

Foreign Patent References

  • 62-160427 JP. 07/11/1987
  • 63-227110 JP. 09/11/1988
  • 01-102436 JP. 04/11/1989

International Classes

B05D 003/12
B05D 005/06
B05D 003/06

Foreign Application Priority Data

1989-03-30 JP

Abstract

A process for preparing an organic compound thin film for use in an optical device including steps of forming a multiplicity of geometric linear streaks with microscopic unevenness in section on a substrate at least whose surface is made up of an amorphous organic polymer layer; thereafter vapor-depositing on the surface an organic compound capable of exhibiting non-linear optical characteristics to form a non-linear optical material film.

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