The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 20, 2014

Filed:

Feb. 16, 2011
Applicants:

Andrew A. Burns, Niskayuna, NY (US);

Sumeet Jain, Albany, NY (US);

Pradeep Jeevaji Nadkarni, Bangalore, IN;

Shantaram Narayan Naik, Bangalore, IN;

Arunkumar Natarajan, Niskayuna, NY (US);

Kiran Arunkumar Puthamane, South Kodagu, IN;

Michael T. Takemori, Rexford, NY (US);

Vinodkumar Vasudevan, Kerala, IN;

Inventors:

Andrew A. Burns, Niskayuna, NY (US);

Sumeet Jain, Albany, NY (US);

Pradeep Jeevaji Nadkarni, Bangalore, IN;

Shantaram Narayan Naik, Bangalore, IN;

Arunkumar Natarajan, Niskayuna, NY (US);

Kiran ArunKumar Puthamane, South Kodagu, IN;

Michael T. Takemori, Rexford, NY (US);

Vinodkumar Vasudevan, Kerala, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/04 (2006.01); G03H 1/00 (2006.01);
U.S. Cl.
CPC ...
G03H 1/04 (2013.01); G03H 2001/0016 (2013.01); G03H 2250/34 (2013.01); G03H 2240/22 (2013.01);
Abstract

Articles for recording a holographic image are described. The articles include a holographic recording medium having a plurality of surfaces, having a transparent polymeric binder and a photochemically active dye, the holographic recording medium having a holographic image recorded therein formed by exposed areas of the photochemically active dye and unexposed areas of the photochemically active dye; and a first light-blocking layer or material over a first surface of the holographic recording medium from which surface the holographic image is viewed, the light blocking layer or material absorbing light in the wavelength range to which the photochemically active dye is sensitive and allowing transmission of light in a different wavelength range for viewing the holographic image.


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