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AU3438801A - Authentication and coding by size, shape, and fluorescence - Google Patents

Authentication and coding by size, shape, and fluorescence

Info

Publication number
AU3438801A
AU3438801A AU34388/01A AU3438801A AU3438801A AU 3438801 A AU3438801 A AU 3438801A AU 34388/01 A AU34388/01 A AU 34388/01A AU 3438801 A AU3438801 A AU 3438801A AU 3438801 A AU3438801 A AU 3438801A
Authority
AU
Australia
Prior art keywords
fluorescence
authentication
coding
size
shape
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU34388/01A
Inventor
Nabil M. Lawandy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spectra Science Corp
Original Assignee
Spectra Science Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spectra Science Corp filed Critical Spectra Science Corp
Publication of AU3438801A publication Critical patent/AU3438801A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Credit Cards Or The Like (AREA)
AU34388/01A 1999-11-09 2000-11-09 Authentication and coding by size, shape, and fluorescence Abandoned AU3438801A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US16438799P 1999-11-09 1999-11-09
US60164387 1999-11-09
US70827300A 2000-11-08 2000-11-08
US09708273 2000-11-08
PCT/US2000/042065 WO2001037207A1 (en) 1999-11-09 2000-11-09 Authentication and coding by size, shape, and fluorescence

Publications (1)

Publication Number Publication Date
AU3438801A true AU3438801A (en) 2001-05-30

Family

ID=26860515

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34388/01A Abandoned AU3438801A (en) 1999-11-09 2000-11-09 Authentication and coding by size, shape, and fluorescence

Country Status (3)

Country Link
EP (1) EP1252602A4 (en)
AU (1) AU3438801A (en)
WO (1) WO2001037207A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7060992B1 (en) 2003-03-10 2006-06-13 Tiax Llc System and method for bioaerosol discrimination by time-resolved fluorescence
US7831042B2 (en) 2006-03-13 2010-11-09 Smi Holdings, Inc. Three-dimensional authentication of microparticle mark
US8330122B2 (en) 2007-11-30 2012-12-11 Honeywell International Inc Authenticatable mark, systems for preparing and authenticating the mark
US8825361B1 (en) * 2011-10-10 2014-09-02 The Boeing Company Methods and systems for determining performance characteristics of mechanical systems based on fuel properties
WO2015066607A1 (en) * 2013-11-04 2015-05-07 Invisidex, Inc. Systems and methods for developing quantifiable material standards for feedstocks and products used in additive manufactruing processes
US9442074B2 (en) 2014-06-27 2016-09-13 Eastman Chemical Company Fibers with surface markings used for coding
US9863920B2 (en) 2014-06-27 2018-01-09 Eastman Chemical Company Fibers with chemical markers and physical features used for coding
US20150375149A1 (en) 2014-06-27 2015-12-31 Eastman Chemical Company Acetate tow and filters with shape and size used for coding

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3861886A (en) * 1968-11-13 1975-01-21 Melpar Inc Material identification coding methods and systems
US4131064A (en) * 1977-07-15 1978-12-26 Westinghouse Electric Corp. Tagging particles which are easily detected by luminescent response, or magnetic pickup, or both
GB2148486B (en) * 1983-09-13 1986-12-17 Bradbury Wilkinson Plc Identification of articles
US5225900A (en) * 1990-12-31 1993-07-06 Xerox Corporation Method of storing information within a reproduction system
GB9218131D0 (en) * 1992-08-26 1992-10-14 Slater James H A method of marking a liquid
US5543177A (en) * 1992-11-05 1996-08-06 Xerox Corporation Marking materials containing retroreflecting fillers
US5667924A (en) * 1996-02-14 1997-09-16 Xerox Corporation Superparamagnetic image character recognition compositions and processes of making and using

Also Published As

Publication number Publication date
WO2001037207A1 (en) 2001-05-25
EP1252602A4 (en) 2003-06-18
EP1252602A1 (en) 2002-10-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase