Sandro Di Maria

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20136 Milano, IT

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Patents Grantslast 30 patents

Information Patent Grant
Setting for gemstone or other type of jewelry
- Patent number D487032
- Issue date Feb 24, 2004
- Hairdiamond, Inc.
- Sonia Di Maria Poole
- D11 - Jewelry, symbolic insignia, and ornaments
Information Patent Grant
Setting for gemstone or other type of jewelry
- Patent number D475319
- Issue date Jun 3, 2003
- Hairdiamond, Inc.
- Sonia Di Maria Poole
- D11 - Jewelry, symbolic insignia, and ornaments
Information Patent Grant
Support element in the form of a helical tension spring, applicable...
- Patent number 6,325,073
- Issue date Dec 4, 2001
- Hairdiamond Inc.,
- Sonia Di Maria Poole
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Setting for a gemstone
- Patent number D443551
- Issue date Jun 12, 2001
- Hairdiamond Inc.
- Sonia Di Maria
- D11 - Jewelry, symbolic insignia, and ornaments
Information Patent Grant
Support element in the form of a helical tension spring, applicable...
- Patent number 6,164,292
- Issue date Dec 26, 2000
- Hairdiamond Inc.
- Sonia Di Maria Poole
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Earring
- Patent number D292560
- Issue date Nov 3, 1987
- Sonia Di Maria
- D11 - Jewelry, symbolic insignia, and ornaments