Enhancing the optical characteristics of a gemstone

Jewelry – Gem

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

08033136

ABSTRACT:
Various embodiments described herein comprise a gemstone or other piece of jewelry, which incorporates one or more diffractive optical elements to enhance the fire displayed by the gemstone. In certain embodiments, the diffractive optical element comprises a diffraction grating etched on one or more facets of the gemstone.

REFERENCES:
patent: 484934 (1892-10-01), Jacobson
patent: 1354471 (1920-10-01), Doner
patent: 2081483 (1937-05-01), Evanda
patent: 2511510 (1950-06-01), Mukai
patent: 4030317 (1977-06-01), Rogell
patent: 4425769 (1984-01-01), Hakoune
patent: 4809417 (1989-03-01), Normann
patent: 5044123 (1991-09-01), Hoffman
patent: 5612102 (1997-03-01), Nakama
patent: 5966673 (1999-10-01), Shannon
patent: 2005/0011225 (2005-01-01), Kearnes et al.
patent: 2005/0213077 (2005-09-01), Sasian
patent: 2006/0190292 (2006-08-01), Reinitz
patent: 2007/0043587 (2007-02-01), Reinitz
patent: 2009/0126402 (2009-05-01), Maltezos et al.
patent: 92 07 571 (1992-08-01), None
patent: 0 648 445 (1995-04-01), None
patent: 2289361 (2011-03-01), None
patent: 2 332 651 (1999-06-01), None
patent: 62-041605 (1987-02-01), None
patent: 10-1999-0080103 (2000-04-01), None
patent: 10-2001-0105936 (2001-11-01), None
patent: 6/421 (1973-06-01), None
patent: 67 421 (1973-06-01), None
patent: WO 02/31474 (2002-04-01), None
patent: WO 02/066263 (2002-08-01), None
patent: WO 2007/067696 (2007-06-01), None
patent: WO 2010/003600 (2010-01-01), None
Search Report, PCT/US2006/046719, Filed Dec. 6, 2006.
International Search Report and Written Opinion for International Application No. PCT/US2008/085078 mailed on Jul. 17, 2009 in 8 pages.
Moses, T.M. et al., “A Foundation for Grading the Overall Cut Quality of Round Brilliant Cut Diamonds,” Gems & Gemology, vol. 40, No. 3, Fall 2004, pp. 202-228.
Reinitz, I.M. et al., “Modeling the Appearance of the Round Brilliant Cut Diamond: An Analysis of Fire, and More About Brilliance,” Gems & Gemology, vol. 37, No. 3, Fall 2001, pp. 174-197.
Wolf, E.D. et al., “Electron Beam and Ion Beam Fabricated Microwave Switch,” IEEE Transactions on Electron Devices, vol. ED-17, No. 6, Jun. 1970, pp. 446-449.
Wells, O.C. et al., “Automatic Positioning of Device Electrodes Using the Scanning Electron Microscope,” IEEE Transactions on Electron Devices, vol. ED-12, No. 10, Oct. 1965, pp. 556-563.
Kunz, G.F., “Precious Stones, Mineral Resources of the United States,” Government Printing Office 1888, Cover Page, Table of Contents in 2 pages, and pp. 555-571.
Bragg, W. L., “The Diffraction of Short Electromagnetic Waves by a Crystal,” Proceedings of the Cambridge Philosophical Society, vol. XVII, Oct. 28, 1912-May 18, 1914, Cover Page and pp. 43-57.
Office Action issued in connection with European Application No. 06 844 964.4, filed on Dec. 6, 2006, mailed on Dec. 22, 2010.
Search Report issued in connection with European Application No. 10188178.7, filed on Dec. 6, 2006, mailed on Jan. 31, 2011.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Enhancing the optical characteristics of a gemstone does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Enhancing the optical characteristics of a gemstone, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Enhancing the optical characteristics of a gemstone will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4298860

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.