Polishing piece for ophthalmic lenses

- Knetik, Lda.

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Description

FIG. 1 is a perspective view of a polishing piece for ophthalmic lenses according to the present invention.

FIG. 2 is a side view of the polishing piece for ophthalmic lenses according to the present invention.

FIG. 3 is a top view of the polishing piece for ophthalmic lenses according to the present invention; and,

FIG. 4 is a bottom view of the polishing piece for ophthalmic lenses according to the present invention.

Claims

The ornamental design for a polishing piece for ophthalmic lenses, as shown and described.

Referenced Cited
U.S. Patent Documents
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D289922 May 19, 1987 Jermyn
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D325443 April 14, 1992 Jermyn
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D462442 September 3, 2002 Webb
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D617443 June 8, 2010 Grenon
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D742016 October 27, 2015 Hopper
D753748 April 12, 2016 Schneider
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D775357 December 27, 2016 Culham
D777928 January 31, 2017 Culham
D780821 March 7, 2017 Koenig, II
D788201 May 30, 2017 Pilz
Patent History
Patent number: D831218
Type: Grant
Filed: Mar 8, 2017
Date of Patent: Oct 16, 2018
Assignee: Knetik, Lda. (Vila Nova de Famalicão)
Inventor: José´ Miguel Oliveira da Costa (Vila Nova de Famalicão)
Primary Examiner: Rhea Shields
Application Number: 29/596,524
Classifications
Current U.S. Class: Ophthalmic (44) (D24/172)