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:
Dec. 30, 2014

Filed:

Feb. 11, 2010
Applicant:

Philip Gareth Bentley, Cambridgeshire, GB;

Inventor:

Philip Gareth Bentley, Cambridgeshire, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01); G03H 1/02 (2006.01); B42D 15/00 (2006.01); G03H 1/18 (2006.01);
U.S. Cl.
CPC ...
G02B 5/1847 (2013.01); G03H 1/0252 (2013.01); B42D 15/0013 (2013.01); B42D 2033/10 (2013.01); B42D 2035/22 (2013.01); G03H 1/0244 (2013.01); G03H 2001/0284 (2013.01); G03H 2001/185 (2013.01); G03H 2001/187 (2013.01); G03H 2250/10 (2013.01); G03H 2250/36 (2013.01); G03H 2250/40 (2013.01); Y10S 359/90 (2013.01);
Abstract

A method of producing a diffractive optical element includes forming on a textured surface of a first substrate () a predetermined pattern of an ink () including an activator for a metallization reaction and one or more binders; causing or allowing the binder to solidify; applying a first adhesive layer () on top on the solidified binder and activator; securing a second substrate () to the adhesive layer; removing the second substrate with adhered solidified binder and activator from the first substrate; and forming a metal coating () onto the activator-containing regions adhered to the second substrate.


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