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

Radiation shielding fabric

Patent 5275861 Issued on January 4, 1994. Estimated Expiration Date: Icon_subject January 9, 2012. 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

2916398

Electrical shielding tape and method of making same
Patent #: 4731500
Issued on: 03/15/1988
Inventor: Otsuka

Electromagnetic waves shield tape Patent #: 5053582
Issued on: 10/01/1991
Inventor: Terakawa, et al.

Inventor

Application

No. 820450 filed on 01/09/1992

US Classes:

428/76, Complete cover or casing174/36, Conductor only252/500, ELECTRICALLY CONDUCTIVE OR EMISSIVE COMPOSITIONS252/511Resin, rubber, or derivative thereof containing

Examiners

Primary: Ryan, Patrick
Assistant: Lee, James C.

Attorney, Agent or Firm

Foreign Patent References

  • 3146235 DE. 05/14/1983
  • 3631696 DE. 04/14/1988
  • 56-3449 JP. 04/14/1981
  • 63-282367 JP. 11/14/1988

International Class

B32B 009/00

Abstract

Electromagnetic radiation shielding textile material comprising metal-coated fabric adapted to be applied with overlapping seams at least 4 cm wide to provide at least 80 dB of far-field shielding against electromagnetic radiation between 0.1 and 10 gigahertz. Fabric, e.g. non-woven nylon fabric, coated with at least one layer of electrolessly-deposited metal, e.g. at least 15 g/m2 copper, is useful as backing for wallpaper which can provide effective far-field shielding of electromagnetic radiation.

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