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Security Element Comprising A Volume Hologram - EP2989250

The patent EP2989250 was granted to Arjowiggins Security on Mar 7, 2018. The application was originally filed on Apr 10, 2014 under application number EP14721534A. The patent is currently recorded with a legal status of "Revoked".

EP2989250

ARJOWIGGINS SECURITY
Application Number
EP14721534A
Filing Date
Apr 10, 2014
Status
Revoked
Oct 30, 2020
Publication Date
Mar 7, 2018
External Links
Slate, Register, Google Patents

Patent Summary

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DE LA RUEDec 7, 2018GILL JENNINGS & EVERYADMISSIBLE

Patent Citations (26) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONEP0403134
DESCRIPTIONEP1511636
DESCRIPTIONEP1819525
DESCRIPTIONEP2362275
DESCRIPTIONEP2453320
DESCRIPTIONEP2530533
DESCRIPTIONUS2011049864
DESCRIPTIONUS2012257266
DESCRIPTIONUS2013003153
DESCRIPTIONUS4171766
DESCRIPTIONUS5319476
DESCRIPTIONUS6873444
DESCRIPTIONWO03009581
DESCRIPTIONWO2006066927
DESCRIPTIONWO2011107527
DESCRIPTIONWO2012007120
DESCRIPTIONWO2012176169
INTERNATIONAL-SEARCH-REPORTUS2011049864
INTERNATIONAL-SEARCH-REPORTUS2012319395
INTERNATIONAL-SEARCH-REPORTWO03099581
INTERNATIONAL-SEARCH-REPORTWO2011107527
INTERNATIONAL-SEARCH-REPORTWO2012007120
OPPOSITIONUS2010165425
OPPOSITIONUS2011134496
OPPOSITIONUS2013033032
OPPOSITIONWO2011088002

Non-Patent Literature (NPL) Citations (9) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- adminswlee, "Optical properties of Al at λ=300 nm", UNIVERSITY OF CHICAGO LARGE-AREA PICOSECOND PHOTO-DETECTORS PROJECT, (20110302), URL: https://psec.uchicago.edu/library/photocathodes/Optical_Properties_of_Aluminum_300nm.pdf, XP055675210
OPPOSITION- Anonymous, "Absorption and extinction coefficient theory", University of Reading, (2020), URL: http://www.reading.ac.uk/ir-substrateopticaltheory-absorptionandextinctioncoefficienttheory.aspx, (20200114), XP055675244
OPPOSITION- "Electrical Properties of metals", BRIAN C WADELL, Transmission Line Design Handbook, Artech House, (19910000), page 446, XP055338571
OPPOSITION- "Electrical resistivity of pure metals", William M. Haynes, CRC Handbook of Chemistry and Physics, CRC Press, (20160000), pages 12-42 - 12-43, XP055675296
OPPOSITION- M. N. POLYANSKIY, "Complex refractive index (n+ik)", Refractive index database, URL: https://refractiveindex.info, (20200114), XP055675233
OPPOSITION- P. B. JOHNSON et al., "Optical constants of the noble metals", Phys. Rev. B, (19720000), vol. 6, pages 4370 - 4379, XP001031007
OPPOSITION- "Table 5.1", CHARLES BISHOP, Vacuum Deposition onto Webs, Films and Foils, Elsevier, (20110000), pages 87 - 88, XP055675263
OPPOSITION- "The constant of two-conductor lines", WALTER C JOHNSON, Transmission Lines and Networks. 1st ed., McGraw-Hill, (19500000), page 58, XP055675283
OPPOSITION- A. D. RAKIC, "Algorithm for the determination of intrinsic optical constants of metal films: application to aluminum", Appl. Opt., (19950800), vol. 34, no. 22, pages 4755 - 4767, XP055675219

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