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Class Information
Number: 162/140
Name: Paper making and fiber liberation > Processes and products > Safety, identification and fraud preventing paper
Description: Processes for making (1) a product of such specialized structure as to enable one to identify the source or maker thereof or to detect attempts to reproduce such structure by unauthorized persons or (2) a product of such character that attempts to alter its appearance can be detected by visual or other type of sensing means; and resulting products.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7431798 |
Security paper |
Oct. 7, 2008 |
| 7429308 |
Method of manufacturing an article comprising at least one electronic chip |
Sep. 30, 2008 |
| 7399513 |
Paper including watermarks and/or embossing |
Jul. 15, 2008 |
| 7384507 |
Watermarked paper |
Jun. 10, 2008 |
| 7367592 |
Marking substance and security markings for testing the authenticity of documents |
May. 6, 2008 |
| 7347917 |
Paper incorporating a wide elongate impermeable element, and a method of making of the same |
Mar. 25, 2008 |
| 7264691 |
Fibrous substrates |
Sep. 4, 2007 |
| 7175739 |
Method for incorporating feature substances into a paper web |
Feb. 13, 2007 |
| 6974623 |
Antifalsification paper provided with applied coding consisting of luminescent mottled fibers |
Dec. 13, 2005 |
| 6911115 |
Security paper |
Jun. 28, 2005 |
| 6902331 |
Method and apparatus for secure printing |
Jun. 7, 2005 |
| 6824647 |
Method for marking a sheet of paper and sheet with a watermark |
Nov. 30, 2004 |
| 6733627 |
Method for manufacturing paper having variable characteristics |
May. 11, 2004 |
| 6665406 |
Variable density verification |
Dec. 16, 2003 |
| 6663960 |
Fluorescent particles, method for preparing the same and paper preventing forgery using the fluorescent particle |
Dec. 16, 2003 |
| 6630055 |
Coated paper including a pseudo-watermark, and a method of manufacture |
Oct. 7, 2003 |
| 6616803 |
Making paper |
Sep. 9, 2003 |
| 6592716 |
Security fibers and process for the preparation thereof |
Jul. 15, 2003 |
| 6585857 |
Method of manufacturing security elements for electronic article surveillance and security element |
Jul. 1, 2003 |
| 6582556 |
Security paper and methods for production thereof |
Jun. 24, 2003 |
| 6531032 |
Security paper |
Mar. 11, 2003 |
| 6468393 |
Patterned paper |
Oct. 22, 2002 |
| 6402888 |
Security paper comprising localized areas with reduced thickness and opacity, and method for making same |
Jun. 11, 2002 |
| 6396927 |
Variable density verification |
May. 28, 2002 |
| 6368455 |
Method for making security paper |
Apr. 9, 2002 |
| 6355140 |
Method of manufacturing anti-falsification paper |
Mar. 12, 2002 |
| 6270625 |
Method for manufacturing colored stripped paper |
Aug. 7, 2001 |
| 6159585 |
Security paper |
Dec. 12, 2000 |
| 6063239 |
Security paper |
May. 16, 2000 |
| 6054021 |
Process of manufacturing authenticatable paper products |
Apr. 25, 2000 |
| 6045656 |
Process for making and detecting anti-counterfeit paper |
Apr. 4, 2000 |
| 6019872 |
Authenticatable bleached chemical paper products |
Feb. 1, 2000 |
| 5989389 |
Method of producing visible, continuous streaks and/or delimited fields in paper |
Nov. 23, 1999 |
| 5961432 |
Forgery preventive sheet and method of manufacturing same |
Oct. 5, 1999 |
| 5928471 |
Security features for paper |
Jul. 27, 1999 |
| 5897746 |
Method for equipping papers of value with authenticity features |
Apr. 27, 1999 |
| 5895557 |
Latex-saturated paper |
Apr. 20, 1999 |
| 5871615 |
Method for the manufacture of security paper |
Feb. 16, 1999 |
| 5868902 |
Security paper |
Feb. 9, 1999 |
| 5817205 |
Method and apparatus for making paper of value having an optically variable security element |
Oct. 6, 1998 |
| 5744000 |
Method for making encoded filaments and use of encoded filaments to produce security paper |
Apr. 28, 1998 |
| 5697649 |
Articles employing a magnetic security feature |
Dec. 16, 1997 |
| 5693135 |
Interference pigments containing reduced titanium oxide layers for preparing forgeryproof documents and packaging |
Dec. 2, 1997 |
| 5660919 |
Sheet for security documents having high printability and high handling resistance |
Aug. 26, 1997 |
| 5573639 |
Antifalsification paper having a thread- or band-shaped security element |
Nov. 12, 1996 |
| 5567276 |
Paper of value and a method of producing it |
Oct. 22, 1996 |
| 5516153 |
Security document and a method for producing it |
May. 14, 1996 |
| 5449200 |
Security paper with color mark |
Sep. 12, 1995 |
| 5407535 |
Manufacture of lottery tickets |
Apr. 18, 1995 |
| 5405500 |
Method for making sheet materials and security paper |
Apr. 11, 1995 |
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