Number | Date | Country | Kind |
---|---|---|---|
9815808 | Jul 1998 | GB |
Filing Document | Filing Date | Country | Kind |
---|---|---|---|
PCT/GB99/02310 | WO | 00 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO00/05076 | 2/3/2000 | WO | A |
Number | Name | Date | Kind |
---|---|---|---|
4136229 | Godet | Jan 1979 | A |
5424266 | Gundjian | Jun 1995 | A |
5476830 | Gundjian | Dec 1995 | A |
5532200 | Gundjian | Jul 1996 | A |
5595590 | Belding | Jan 1997 | A |
5753285 | Horan | May 1998 | A |
Number | Date | Country |
---|---|---|
588565 | Nov 1933 | DE |
802069 | Oct 1997 | EP |
2365656 | Apr 1978 | FR |
970960 | Sep 1964 | GB |
1593172 | Jul 1981 | GB |
WO9112139 | Aug 1991 | WO |
Entry |
---|
WPI Abstract Accession No. 85-233262[38], Japanese Patent Application No. 60151578A, published Aug. 9, 1985 for “Colour-changing time *** indicator***—prepared by adding migrating dye to synthetic resin e.g., polyurethane” (Abstract only). |
WPI Abstract Accession No. 1978-44467A/197825, French Patent No. 2,365,656, published Apr. 21, 1978 for “Security Paper” (Abstract only—corresponds to document (AO) listed above). |