The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 2007
Filed:
Feb. 07, 2003
Miriam Adrienne Lambertina Verbruggen, Zwolle, NL;
Eelco Christoffer Brian Van Der Flier, Enschede, NL;
Theodorus Adrianus Cornelius Flipsen, Groningen, NL;
Hendrik Smit, Harkstede, NL;
Miriam Adrienne Lambertina Verbruggen, Zwolle, NL;
Eelco Christoffer Brian van der Flier, Enschede, NL;
Theodorus Adrianus Cornelius Flipsen, Groningen, NL;
Hendrik Smit, Harkstede, NL;
Ophtec B.V., Groningen, NL;
Abstract
The present invention discloses to a high refractive index polysiloxane (co)polymer comprising refractive index modifying groups chemically bonded in clustered configuration to the polysiloxane backbone. The invention also discloses methods for the preparation of such high refractive index polysiloxane (co)polymers. A polysiloxane according to the invention is very suitable for use as a material for the production of intra-ocular lenses.