Patent EP0019191A1 successfully refreshed from Google Patents.
EP0019191A1
Expired / Lapsed
EP
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Security paper
Assignee: BBC Brown Boveri AG Germany
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Filing: 1980-05-06
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Granted: —
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Expires: 2000-05-06
Abstract
Abstract 1. Security paper in which a coated, foil-like carrier (11) provided with perforations (12) and whose width is less than the width of the paper was embedded during a production stage in the manufacture of the paper (10) from paper-forming fibres, characterised in that the length of the carrier (11) is also less than the length of the paper (10), that the carrier (11) consists of polyimide foil, and that it is provided with an electronic circuit (13) from thin film circuit technique or hybrid circuit technique.
Inventors
- 👤 Rainer Dipl.-Phys. Berthold
- 👤 Rainer Strietzel
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 08:47
CPC Classifications
D; D21; D21H; D21H21/00; D21H21/14; D21H21/40; D21H21/44; D21H21/48; B; B32; B32B; B32B3/00; B32B3/26; B32B3/266; B32B15/00; B32B15/04; B32B15/12; B32B29/00; B32B29/002; B32B29/06; G; G07; G07C; G07C9/00; G07C9/20; G07C9/28; G07D; G07D7/00; G07D7/01; G07D7/02; G07D7/023; G07F; G07F7/00; G07F7/08; G07F7/086; B32B2260/00; B32B2260/02; B32B2260/028; B32B2260/04; B32B2260/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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