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1. (WO2010073228) MULTI-LAYER FILM DEPICTING A COLOUR TWO-DIMENSIONAL IMAGE WHICH IS ONLY VISIBLE THROUGH A POLARIZING FILTER AND PROCESS FOR MAKING THE FILM
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/2010/073228 International Application No.: PCT/IB2009/055937
Publication Date: 01.07.2010 International Filing Date: 23.12.2009
IPC:
B42D 15/00 (2006.01)
B PERFORMING OPERATIONS; TRANSPORTING
42
BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
D
BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
15
Printed matter of special format or style not otherwise provided for
Applicants:
LUXOTTICA S.r.l. [IT/IT]; Via Valcozzena, 10 I-32021 Agordo, IT (AllExceptUS)
BROEN, Martin Eduardo [AR/IT]; IT (UsOnly)
TEOBALDO, Emanuele [IT/IT]; IT (UsOnly)
GIROTTI, Enrico [IT/IT]; IT (UsOnly)
MELANI, Giacomo [IT/IT]; IT (UsOnly)
Inventors:
BROEN, Martin Eduardo; IT
TEOBALDO, Emanuele; IT
GIROTTI, Enrico; IT
MELANI, Giacomo; IT
Agent:
CONTI, Marco; c/o BUGNION S.p.A. Via di Corticella, 87 I-40128 BOLOGNA, IT
Priority Data:
BO2008A00077023.12.2008IT
Title (EN) MULTI-LAYER FILM DEPICTING A COLOUR TWO-DIMENSIONAL IMAGE WHICH IS ONLY VISIBLE THROUGH A POLARIZING FILTER AND PROCESS FOR MAKING THE FILM
(FR) PELLICULE MULTICOUCHE REPRÉSENTANT UNE IMAGE BIDIMENSIONNELLE EN COULEURS VISIBLE UNIQUEMENT AU MOYEN D'UN FILTRE DE POLARISATION ET PROCÉDÉ DE FABRICATION DE LA PELLICULE
Abstract:
(EN) A multi-layer film (1), depicting a colour two-dimensional image which is only visible through a polarizing filter comprises an optically active layer (2) placed over a polarizing layer (3) and configured to form the image on its face opposite the polarizing layer (3) when said face is seen through the polarizing filter, the optically active layer (2) comprising a plurality of sheets (4) of optically active material placed over each other, at least one of which is shaped to form at least one portion of the outline of the image.
(FR) Une pellicule multicouche (1) représentant une image bidimensionnelle en couleurs visible uniquement au moyen d'un filtre de polarisation comprend une couche optiquement active (2) placée sur une couche de polarisation (3) et conçue pour former l'image sur sa surface en regard de la couche de polarisation (3) quand ladite surface est observée au moyen du filtre de polarisation, la couche optiquement active (2) comprenant une pluralité de feuilles (4) constituées d'un matériau optiquement actif et disposées les unes au-dessus des autres, au moins une d'entre elles étant formée de façon à définir au moins une partie du contour de l'image.
front page image
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: Italian (IT)
Also published as:
EP2367693US20110304912CN102264547