Gemstone
Description
In the Figures, each bounded geometric shape represents a flat facet of the gemstone.
Claims
The ornamental design for a gemstone, as shown and described.
Referenced Cited
U.S. Patent Documents
| 3286486 | November 1966 | Huisman |
| D492910 | July 13, 2004 | Namdar |
| D516457 | March 7, 2006 | Fuchs |
| D526593 | August 15, 2006 | Zaicik |
| D528459 | September 19, 2006 | Zaicik |
| D543890 | June 5, 2007 | Shah |
| D550118 | September 4, 2007 | Botha |
| D564392 | March 18, 2008 | Botha |
| D656864 | April 3, 2012 | Jhaveri |
| D689790 | September 17, 2013 | Arvindbhai Mistry |
| D696974 | January 7, 2014 | Gersh |
| D710242 | August 5, 2014 | Itzchaki |
| D791009 | July 4, 2017 | Patel |
| D798187 | September 26, 2017 | Tolkowsky |
Patent History
Patent number: D817218
Type: Grant
Filed: May 31, 2017
Date of Patent: May 8, 2018
Assignee: Corona Jewellery Company Ltd. (Toronto)
Inventor: Michael Minister (Toronto)
Primary Examiner: Ralf Seifert
Application Number: 29/605,920
Type: Grant
Filed: May 31, 2017
Date of Patent: May 8, 2018
Assignee: Corona Jewellery Company Ltd. (Toronto)
Inventor: Michael Minister (Toronto)
Primary Examiner: Ralf Seifert
Application Number: 29/605,920
Classifications
Current U.S. Class:
Faceted (D11/90)