Magnetic metallic safeguarding thread with negative writing

Printed matter – Having revealable concealed information – fraud preventer or... – Utilizing electromagnetic radiation

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

283 82, 283 83, 283901, 428915, B42D 1502

Patent

active

058035036

ABSTRACT:
The invention relates to a security document, in particular a bank note, identity card or the like, having a security element which is provided with characters, patterns, etc., visually readable at least in transmitted light and which is electrically conductive and bears additional substances for machine testing, and to a method for producing such a security element. The security element preferably consists of a transparent film strip that bears negative writing readily capable of visual checking and is additionally provided with electrically conductive and magnetic substances.

REFERENCES:
patent: 4183989 (1980-01-01), Tooth
patent: 4852911 (1989-08-01), Hoppe
patent: 4943093 (1990-07-01), Melling et al.
patent: 5112672 (1992-05-01), Kaule et al.
patent: 5324079 (1994-06-01), Kaule et al.
patent: 5354099 (1994-10-01), Kaule et al.
patent: 5388862 (1995-02-01), Edwards
patent: 5421618 (1995-06-01), Okazaki et al.
patent: 5439755 (1995-08-01), Fujita et al.
patent: 5521618 (1996-05-01), Kaule et al.
patent: 5599047 (1997-02-01), Kaule et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Magnetic metallic safeguarding thread with negative writing does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Magnetic metallic safeguarding thread with negative writing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magnetic metallic safeguarding thread with negative writing will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1275325

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.