Stabilization of holograms

United States of America Patent

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Aug 13, 1985
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N/A
app pub date
Aug 20, 1984
filing date
Aug 20, 1984

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Expired

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Abstract

Volume phase holograms formed by photopolymerization of a polymerizable monomer, e.g., lithium acrylate, exhibit substantially increased retention of diffraction efficiency when exposed to high humidity if they are sequentially treated with a zirconium compound and a fatty acid.

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Patent Owner(s)

Patent Owner	Address
POLAROID CORPORATION (FMR OEP IMAGING OPERATING CORP )	1265 MAIN STREET WALTHAM MA 02451

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Fielding, Herbert L	Wilmington, MA	2	73
Ingwall, Richard T	Newton, MA	19	691

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Stabilization of holograms

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06641994

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Patent Longevity Expired	Forward Citations

PATENT NO	4535041
SERIAL NO	06641994
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06641994

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