Method of manufacturing a security item

Details Method of manufacturing a security item Method of manufacturing a security item

2005-09-13

2005-09-13

Yao, Sam Chuan (Department: 1733)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C264S167000, C264S171130, C264S171230, C264S171210, C264S271100, C264S275000

Reexamination Certificate

active

06942749

ABSTRACT:
A method of manufacturing a security item comprises extruding or casting a polymer plastics substrate and, during the forming process, introducing a security thread into the substrate. The security thread is embedded to different depths in the substrate so as to generate a windowed effect.

REFERENCES:
patent: 4039248 (1977-08-01), Franke et al.
patent: 4400338 (1983-08-01), Rundo
patent: 4462866 (1984-07-01), Tooth et al.
patent: 4943093 (1990-07-01), Melling et al.
patent: 5405500 (1995-04-01), Knight
patent: 5419424 (1995-05-01), Harbaugh
patent: 5424119 (1995-06-01), Phillips et al.
patent: 5876068 (1999-03-01), Schneider et al.
patent: 5903340 (1999-05-01), Lawandy et al.
patent: 6164548 (2000-12-01), Curiel
patent: 0 536 855 (1993-04-01), None
patent: 0 778 159 (1997-06-01), None
patent: 1 548 588 (1979-07-01), None
patent: WO 99/46133 (1999-09-01), None

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