Global Patent Index - EP 1163652 A1

EP 1163652 A1 2001-12-19 - MULTI-COLORED TAGGANT ELEMENTS

Title (en)

MULTI-COLORED TAGGANT ELEMENTS

Title (de)

MEHRFARBEN TEILCHEN MARKIERUNGSVORRICHTUNG

Title (fr)

ELEMENTS MULTICOULEURS COMPORTANT UN TRACEUR

Publication

EP 1163652 A1 (EN)

Application

EP 99963000 A

Priority

  • US 9928680 W
  • US 11088998 P

Abstract (en)

[origin: WO0034937A1] The disclosure provides a method for identifying an object, for example, a flowable material or an individual object. The object is marked using an assortment of colored elements wherein each colored element represents a specific position in a binary number. A series of colored elements is combined to represent a binary number. The series of colored elements is then used to mark the object. For example, the series of colored elements can be incorporated into a flowable material or adhered to an individual object to be identified. Each colored element can include a single color, or a plurality of colors. Preferably, each colored element comprises at least two distinguishable colors. More preferably, each colored element comprises no more than two distinguishable colors.

IPC 1-7 (main, further and additional classification)

G09F 3/00

IPC 8 full level (invention and additional information)

G09F 3/00 (2006.01)

CPC (invention and additional information)

G09F 3/00 (2013.01)

Citation (search report)

See references of WO 0034937A1

Designated contracting state (EPC)

CH DE FR GB LI SE

EPO simple patent family

WO 0034937 A1 20000615; AU 1932600 A 20000626; EP 1163652 A1 20011219

INPADOC legal status


2005-02-09 [18R] REFUSED

- Effective date: 20040918

2004-05-19 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): CH DE FR GB LI SE

2002-05-15 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20020403

2001-12-19 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20010927

2001-12-19 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-12-19 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI