Inventor: Paul L. Valint, Jr.

Address: Pittsford, NY
No. of patents: 30
Last patent issue date: 08/02/2011

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Number	Title	Issue Date
7988988	Contact lenses with mucin affinity A biomedical device, such as a contact lens, has a surface linked to a polymer comprising boronic acid moieties. The boronic acid monomeric units may be derived from an ethylenically unsaturated monomer containing a boronic acid moiety, such as a vinylphenyl boronic...	08/02/2011
7270678	Surface modification of functional group-containing medical devices with catalyst-containing reactive polymer system Surface modified medical devices such as intraocular lens implants formed from one or more functional group-containing materials using reactive, hydrophilic polymers with catalyst functionality for the purpose of reducing or eliminating lens epithelial cell growth t...	09/18/2007
7083646	Surface modification of functional group-containing intraocular lenses Surface modified medical devices such as intraocular lens implants formed from one or more functional group-containing materials using reactive, hydrophilic polymers for the purpose of reducing or eliminating lens epithelial cell growth thereon, reducing or eliminat...	08/01/2006
6902812	Surface treatment for silicone hydrogel contact lenses comprising hydrophilic polymer chains attached to an intermediate carbon coating The present invention provides an optically clear, hydrophilic coating upon the surface of a silicone medical device by sequentially subjecting the surface of the lens to plasma polymerization in a hydrocarbon-containing atmosphere and then covalently attaching a pr...	06/07/2005
6858310	Renewable surface treatment of silicone medical devices with reactive hydrophilic polymers The present invention is directed toward the renewable surface treatment of medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method of modifying the surface of a medical device to increase its biocomp...	02/22/2005
6759496	Poly(2-oxazoline) biomedical devices Biomedical devices are formed from the polymerization product of a monomeric mixture including a poly(2-oxazoline) endcapped with an ethylenically unsaturated radical, such as poly(2-oxazoline) macromonomers and telechelics. Preferred devices are ophthalmic lenses, ...	07/06/2004
6638563	Method for applying renewable polymeric lens coating The present invention is directed toward the renewable surface treatment of medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method of modifying the surface of a medical device to increase ...	10/28/2003
6630243	Surface treatment of silicone hydrogel contact lenses comprising hydrophilic polymer chains attached to an intermediate carbon coating The present invention provides an optically clear, hydrophilic coating upon the surface of a silicone medical device by sequentially subjecting the surface of the lens to plasma polymerization in a hydrocarbon-containing atmosphere and then covalently att...	10/07/2003
6599559	Renewable surface treatment of silicone medical devices with reactive hydrophilic polymers The present invention is directed toward the renewable surface treatment of medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method of modifying the surface of a medical device to increase ...	07/29/2003
6440571	Surface treatment of silicone medical devices with reactive hydrophilic polymers The present invention is directed toward the surface treatment of silicone medical devices such as contact lenses and medical implants. In particular, the present invention is directed to a method of modifying the surface of a medical device to increase i...	08/27/2002
6213604	Plasma surface treatment of silicone hydrogel contact lenses with a flexible carbon coating The present invention is directed to the surface treatment of silicone hydrogel contact lenses. In particular, the present invention is directed to a method of modifying the surface of a contact lens to increase its hydrophilicity by coating the lens with...	04/10/2001
6200626	Surface-treatment of silicone medical devices comprising an intermediate carbon coating and graft polymerization The present invention provides an optically clear, hydrophilic coating upon the surface of a silicone medical device by sequentially subjecting the surface of the lens to plasma polymerization reaction in a hydrocarbon atmosphere to form a carbon layer, a...	03/13/2001
6193369	Plasma surface treatment of silicone hydrogel contact lenses The present invention provides an optically clear, hydrophilic coating upon the surface of a silicone hydrogel lens by subjecting the surface of the lens to a process comprising plasma treatment, hydration, and heat sterilization that is controlled to res...	02/27/2001
6008317	Hydroxy or amino terminated hydrophilic polymers The present invention generally relates to certain hydrophilic polymers. These polymers undergo negligible shrinkage when polymerized and are highly hydrophilic, rendering them useful in a variety of applications....	12/28/1999
5981675	Silicone-containing macromonomers and low water materials Low water siloxane macromonomer are disclosed. This macromonomer can be copolymerized with unsaturated silicone containing monomers to prepare polymeric materials useful as biomedical devices. These macromonomers are particularly suited for soft contact l...	11/09/1999
5981669	Silicone-containing prepolymers and low water materials Low water silicone-containing elastomers are based on a hydroxy- or amino-terminated prepolymer derived from an ethylenically unsaturated silicon-containing monomer, and at least one monomer reactive with hydroxyl- or amino-functional radicals of the prep...	11/09/1999
5726733	Method for increasing hydrophilicity of contact lenses A method for increasing hydrophilicity of a contact lens, so as to improve surface wettability of the lens, comprises contacting a surface of the contact lens with an aqueous solution including a hydrophilic monomer, and heating the solution while in cont...	03/10/1998
5681510	Method for treating plastic mold pieces Surface characteristics of cast molded contact lenses are improved by removing substantially all the oxygen from the plastic mold pieces prior to casting the lenses....	10/28/1997
5563184	Macromonomers Novel siloxane macromonomers are disclosed which can be copolymerized with hydrophilic monomers or hydrophobic monomers to prepare polymeric materials useful as biomedical devices. The copolymers made from hydrophilic monomers exhibit good oxygen permeabi...	10/08/1996
5525691	Surface modification of polymeric objects A class of polymerizable surfactants are described by the formula DC(Ax By) wherein A is a monomer unit derived from at least one ethylenically unsaturated hydrophilic monomer, B is a monomer unit derived from at least one ethylenically u...	06/11/1996
5486579	Wettable silicone hydrogel compositions and methods for their manufacture Improved silicone-containing hydrogels are disclosed with enhanced wettability comprising a silicone-containing monomer, at least one acrylic-containing hydrophilic monomer, and at least one vinyl-containing hydrophilic monomer....	01/23/1996
5387663	Macromonomers Novel siloxane macromonomers are disclosed which can be copolymerized with hydrophilic monomers or hydrophobic monomers to prepare polymeric materials useful as biomedical devices. The copolymers made from hydrophilic monomers exhibit good oxygen permeabi...	02/07/1995
5387632	Surface wettable silicone hydrogels A novel silicone-containing, hydrogel material is disclosed comprising an acrylic-capped polysiloxane prepolymer, polymerized with a bulky polysiloxanylalkyl (meth)acrylate monomer and at least one hydrophilic monomer....	02/07/1995
5364918	Surface modification of polymer objects A method of modifying the surfaces of the polymeric objects by adding a polymerizable surfactant to the monomer mix used to form the object. Also disclosed are surface-modified objects prepared by this method, which is particularly suited for modifying th...	11/15/1994
5358995	Surface wettable silicone hydrogels A novel silicone-containing, hydrogel material is disclosed comprising an acrylic-capped polysiloxane prepolymer, polymerized with a bulky polysiloxanylalkyl (meth)acrylate monomer and at least one hydrophilic monomer....	10/25/1994
5352714	Wettable silicone hydrogel compositions and methods for their manufacture Improved silicone-containing hydrogels are disclosed with enhanced wettability comprising a silicone-containing monomer, hydrophilic monomers, and a relatively non-polar ring-containing monomer able to be converted to a highly polar amino acid upon hydrat...	10/04/1994
5336797	Siloxane macromonomers Siloxane macromonomers are disclosed which can be copolymerized with hydrophilic monomers or hydrophobic monomers to prepare polymeric materials useful as biomedical devices. The copolymers made from hydrophilic monomers exhibit good oxygen permeability a...	08/09/1994
5219965	Surface modification of polymer objects A method of modifying the surfaces of polymeric objects by adding a polymerizable surfactant to the monomer mix used to form the object. Also disclosed are surface-modified objects prepared by this method, which is particularly suited for modifying the su...	06/15/1993
5177165	Surface-active macromonomers A new class of polymerizable surfactants, useful for modifying the surfaces of polymeric objects, which are described by the formula: DC[Ax By ] wherein A is at least one ethylenically unsaturated hydrophilic monomer, B is at least one et...	01/05/1993
5135297	Surface coating of polymer objects A method of modifying surfaces of polymeric objects which comprises immersing the polymeric object in an aqueous dispersion of a polymerizable surfactant, a cross-linking agent, and a free radical initiator and exposing the immersant to ultraviolet light ...	08/04/1992

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Inventor: Paul L. Valint, Jr.