Patents by Inventor John M. Zimmerman
John M. Zimmerman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20160362579Abstract: The invention provides an optical fiber coated with a Supercoating, wherein the Supercoating comprises at least two layers, wherein the first layer is a Primary Coating that is in contact with the outer surface of the optical fiber and the second layer is a Secondary Coating in contact with the outer surface of the Primary Coating, wherein the cured Primary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 84% to about 99%; B) an in-situ modulus of between about 0.15 MPa and about 0.60 MPa; and C) a Tube Tg, of from about ?25° C. to about ?55° C.; wherein the cured Secondary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 80% to about 98%; B) an in-situ modulus of between about 0.60 GPa and about 1.90 GPa; and C) a Tube Tg, of from about 50° C. to about 80° C.Type: ApplicationFiled: December 13, 2013Publication date: December 15, 2016Applicant: DSM IP ASSETS B.V.Inventors: Steven Robert SCHMID, Petrus Jacobus Hubertus NIELS, Paulus Antonio Maria STEEMAN, Xiaosong WU, Wendell Wayne CATTRON, Tyson Dean NORLIN, Edward Joseph MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20160326398Abstract: Radiation curable coatings for use as a Primary Coating for optical fibers, optical fibers coated with said coatings and methods for the preparation of coated optical fibers. The radiation curable coating comprises at least one (meth)acrylate functional oligomer and a photoinitiator, wherein the urethane-(meth)acrylate oligomer CA/CR comprises (meth)acrylate groups, at least one polyol backbone and urethane groups, wherein about 15% or more of the urethane groups are derived from one or both of 2,4- and 2,6-toluene diisocyanate, wherein at least 15% of the urethane groups are derived from a cyclic or branched aliphatic isocyanate, and wherein said (meth)acrylate functional oligomer has a number average molecular weight of from at least about 4000 g/mol to less than or equal to about 15,000 g/mol; and wherein a cured film of the radiation curable Primary Coating composition has a modulus of less than or equal to about 1.2 MPa.Type: ApplicationFiled: May 5, 2015Publication date: November 10, 2016Inventors: Paulus Antonius Maria STEEMAN, Xiaosong WU, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20150050000Abstract: A new radiation curable Secondary Coating for optical fibers is described and claimed wherein said composition comprises a Secondary Coating Oligomer Blend, which is mixed with a first diluent monomer; a second diluent monomer; optionally, a third diluent monomer; an antioxidant; a first photoinitiator; a second photoinitiator; and optionally a slip additive or a blend of slip additives; wherein said Secondary Coating Oligomer Blend comprises: ?) an Omega Oligomer; and ?) an Upsilon Oligomer; wherein said Omega Oligomer is synthesized by the reaction of ?1) a hydroxyl-containing (meth)acrylate; ?2) an isocyanate; ?3) a polyether polyol; and ?4) tripropylene glycol; in the presence of ?5) a polymerization inhibitor; and ?6) a catalyst; to yield the Omega Oligomer; wherein said catalyst is selected from the group consisting of dibutyl tin dilaurate; metal carboxylates, including, but not limited to: organobismuth catalysts such as bismuth neodecanoate; zinc neodecanoate; zirconium neodecanoate; zinc 2-ethylhType: ApplicationFiled: December 13, 2013Publication date: February 19, 2015Inventors: Wendell Wayne CATTRON, Steven R. SCHMID, Edward J MURPHY, John M ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140226943Abstract: A wet-on-dry process for coating a glass optical fiber with a radiation curable Primary Coating, comprising (a) operating a glass drawing tower to produce a glass optical fiber; (b) applying a radiation curable Primary Coating composition onto the surface of the optical fiber; (c) applying radiation to effect curing of said radiation curable Primary Coating composition; (d) applying a secondary coating to the Primary Coating; and (e) applying radiation to effect curing of said secondary coating. Also, a wet-on-wet process for coating a glass optical fiber with a radiation curable Primary Coating, comprising (a) operating a glass drawing tower to produce a glass optical fiber; (b) applying a radiation curable Primary Coating composition onto the surface of the optical fiber; (c) applying a secondary coating to the Primary Coating; and (d) applying radiation to effect curing of the Primary Coating and the secondary coating.Type: ApplicationFiled: December 12, 2013Publication date: August 14, 2014Applicant: DSM IP ASSETS B.V.Inventors: Xiaosong Dean WU, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140126866Abstract: Radiation curable coatings for use as a Primary Coating for optical fibers, optical fibers coated with said coatings and methods for the preparation of coated optical fibers. A radiation curable Primary Coating composition comprising: an oligomer; a diluent monomer; a photoinitiator; an antioxidant; and an adhesion promoter; wherein said oligomer is the reaction product of: a hydroxyethyl acrylate; an aromatic isocyanate; an aliphatic isocyanate; a polyol; a catalyst; and an inhibitor, wherein said catalyst is an organo bismuth catalyst; wherein said oligomer has a number average molecular weight of from at least about 4000 g/mol to less than or equal to about 15,000 g/mol; and wherein a cured film of said radiation curable coating composition has a peak tan delta Tg of from about ?25° C. to about ?45° C.; and a modulus of from about 0.50 MPa to about 1.2 MPa.Type: ApplicationFiled: December 13, 2013Publication date: May 8, 2014Applicant: DSM IP ASSETS B.V.Inventors: Xiaosong Dean WU, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140126868Abstract: A Radiation Curable Secondary Coating comprising A) a Secondary Coating Oligomer Blend, which is mixed with B) a first diluent; C) a second diluent; D) an antioxidant; E) a first photoinitiator; F) a second photoinitiator; and G) optionally a slip additive or a blend of slip additives; wherein said Secondary Coating Oligomer Blend comprises: ?) an Alpha Oligomer, which is non-urethane; (?) a Beta Oligomer; which is a urethane or non-urethane. ?) a Gamma Oligomer; wherein said Gamma Oligomer is an epoxy diacrylate.Type: ApplicationFiled: December 13, 2013Publication date: May 8, 2014Applicant: DSM IP ASSETS B.V.Inventors: Wendell Wayne CATTRON, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140126867Abstract: A wet-on-dry process for coating a glass optical fiber with a Radiation Curable Secondary Coating, comprising (a) operating a glass drawing tower to produce a glass optical fiber; (b) applying a radiation curable primary coating composition onto the surface of the optical fiber; (c) applying radiation to effect curing of said radiation curable primary coating composition; (d) applying a Radiation Curable Secondary Coating to the radiation curable primary coating; and (e) applying radiation to effect curing of said Radiation Curable Secondary Coating.Type: ApplicationFiled: December 13, 2013Publication date: May 8, 2014Applicant: DSM IP ASSETS B.V.Inventors: Wendell Wayne CATTRON, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140127506Abstract: A wet-on-dry process for coating a glass optical fiber with a radiation curable Primary Coating, comprising (a) operating a glass drawing tower to produce a glass optical fiber; (b) applying a radiation curable Primary Coating composition onto the surface of the optical fiber; (c) applying radiation to effect curing of said radiation curable Primary Coating composition; (d) applying a secondary coating to the Primary Coating; and (e) applying radiation to effect curing of said secondary coating. Also, a wet-on-wet process for coating a glass optical fiber with a radiation curable Primary Coating, comprising (a) operating a glass drawing tower to produce a glass optical fiber; (b) applying a radiation curable Primary Coating composition onto the surface of the optical fiber; (c) applying a secondary coating to the Primary Coating; and (d) applying radiation to effect curing of the Primary Coating and the secondary coating.Type: ApplicationFiled: December 13, 2013Publication date: May 8, 2014Applicant: DSM IP ASSETS B.V.Inventors: Tyson Dean NORLIN, Steven R SCHMID, Edward J MURPHY, John M ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140106082Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: ApplicationFiled: December 13, 2013Publication date: April 17, 2014Applicant: DSM IP ASSETS B.V.Inventors: Wendell Wayne CATTRON, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140105555Abstract: Radiation curable coatings for use as a Primary Coating for optical fibers, optical fibers coated with said coatings and processes to coat the optical fiber are described and claimed. The radiation curable coating is a radiation curable Primary Coating composition comprising: an oligomer; a first diluent monomer; a second diluent monomer, a photoinitiator; an antioxidant; and an adhesion promoter; wherein said oligomer is the reaction product of: a hydroxyethyl acrylate; an aromatic isocyanate; an aliphatic isocyanate; a polyol; a catalyst; and an inhibitor, and wherein said oligomer has a number average molecular weight of from at least about 4000 g/mol to less than or equal to about 15,000 g/mol; wherein a cured film of said radiation curable primary coating composition has a peak tan delta Tg of from about ?25° C. to about ?45° C. and a modulus of from about 0.50 MPa to about 1.2 MPa.Type: ApplicationFiled: December 13, 2013Publication date: April 17, 2014Applicant: DSM IP ASSETS B.V.Inventors: Xiaosong Dean WU, Steven R. SCHMID, Edward J MURPHY, John M ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20140099063Abstract: Radiation curable coatings for use as a Primary Coating for optical fibers, optical fibers coated with said coatings and methods for the preparation of coated optical fibers. The radiation curable coating comprises at least one (meth)acrylate functional oligomer and a photoinitiator, wherein the urethane-(meth)acrylate oligomer CA/CR comprises (meth)acrylate groups, at least one polyol backbone and urethane groups, wherein about 15% or more of the urethane groups are derived from one or both of 2,4- and 2,6-toluene diisocyanate, wherein at least 15% of the urethane groups are derived from a cyclic or branched aliphatic isocyanate, and wherein said (meth)acrylate functional oligomer has a number average molecular weight of from at least about 4000 g/mol to less than or equal to about 15,000 g/mol; and wherein a cured film of the radiation curable Primary Coating composition has a modulus of less than or equal to about 1.2 MPa.Type: ApplicationFiled: December 12, 2013Publication date: April 10, 2014Applicant: DSM IP ASSETS B.V.Inventors: Paulus Antonius Maria STEEMAN, Xiaosong WU, Steven R. SCHMID, Edward J. MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Publication number: 20130236709Abstract: The invention provides an optical fiber coated with a Supercoating, wherein the Supercoating comprises at least two layers, wherein the first layer is a Primary Coating that is in contact with the outer surface of the optical fiber and the second layer is a Secondary Coating in contact with the outer surface of the Primary Coating, wherein the cured Primary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 84% to about 99%; B) an in-situ modulus of between about 0.15 MPa and about 0.60 MPa; and C) a Tube Tg, of from about ?25° C. to about ?55° C.; wherein the cured Secondary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 80% to about 98%; B) an in-situ modulus of between about 0.60 GPa and about 1.90 GPa; and C) a Tube Tg, of from about 50° C. to about 80° C.Type: ApplicationFiled: April 22, 2013Publication date: September 12, 2013Applicant: DSM IP ASSETS B.V.Inventors: Steven Robert SCHMID, Petrus Jacobus Hubertus NIELS, Paulus Antonio Maria STEEMAN, Xiaosong WU, Wendell Wayne CATTRON, Tyson Dean NORLIN, Edward Joseph MURPHY, John M. ZIMMERMAN, Anthony Joseph TORTORELLO
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Patent number: 8426021Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: GrantFiled: September 15, 2011Date of Patent: April 23, 2013Assignee: DSM IP Assets B.V.Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
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Patent number: 8426020Abstract: The invention provides an optical fiber coated with a Supercoating, wherein the Supercoating comprises at least two layers, wherein the first layer is a Primary Coating that is in contact with the outer surface of the optical fiber and the second layer is a Secondary Coating in contact with the outer surface of the Primary Coating, wherein the cured Primary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 84% to about 99%; B) an in-situ modulus of between about 0.15 MPa and about 0.60 MPa; and C) a Tube Tg, of from about ?25° C. to about ?55° C.; wherein the cured Secondary Coating on the optical fiber has the following properties after initial cure and after one month aging at 85° C. and 85% relative humidity: A) a % RAU of from about 80% to about 98%; B) an in-situ modulus of between about 0.60 GPa and about 1.90 GPa; and C) a Tube Tg, of from about 50° C. to about 80° C.Type: GrantFiled: December 13, 2007Date of Patent: April 23, 2013Assignee: DSM IP Assets B.V.Inventors: Steven R. Schmid, Petrus Jacobus Hubertus Niels, Paulus Antonius Maria Steeman, Xiaosong Wu, Wendell Wayne Cattron, Tyson Dean Norlin, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
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Publication number: 20120003474Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: ApplicationFiled: September 15, 2011Publication date: January 5, 2012Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
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Publication number: 20100274276Abstract: An occlusion system, method, and apparatus which treats an aneurysm in a primary vessel such as an intracranial vessel. Aneurysm types treatable by means of this invention include bulge (sometimes referred to as a true aneurysm), dissecting aneurysms in which the layers of vessel wall are partially delaminated, and what are referred to a “false” aneurysm defined by a relatively small opening in the parent vessel wall fluridically coupled to a bulb-shaped sac, also defined by the vessel wall. The system includes an occlusion device configured for deployment in the parent vessel that restricts fluid flow to the aneurysm. A patch on the device covers the neck of the aneurysm. The system includes a marker in a defined relationship with the patch, which allows for axial and rotational positioning of the device.Type: ApplicationFiled: April 22, 2009Publication date: October 28, 2010Inventors: Ricky Chow, John Schreiner, William K. Durfee, John M. Zimmerman
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Publication number: 20100228150Abstract: A guide wire having dual coil on core configuration. The guide wire has a core wire with distal and proximal ends or segments wherein two coils are tandomly disposed on its distal end. The more proximally-disposed of the distal coils is multifilar having from 4 to 15 filars all wound in one direction. The multifilar coil comprises a super elastic material. The more distal of the distally-disposed coils comprises a radiopaque material, the core wire terminating with an atraumatic tip. A guide wire of this invention is particularly well suited to navigation of the neuroanatomy.Type: ApplicationFiled: March 5, 2009Publication date: September 9, 2010Applicant: LAKE REGION MEDICAL, INC.Inventors: John M. Zimmerman, Bradley D. Seibert
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Publication number: 20080241535Abstract: The invention relates to a Radiation Curable Secondary Coating composition for use on an Optical Fiber. The Radiation Curable Secondary Coating composition is a urethane-free Alpha Oligomer prepared by reaction of the following: (a) an acrylate compound selected from an alcohol-containing acrylate or alcohol-containing methacrylate compound, (b) an anhydride compound, (c) an epoxy-containing compound, (d) optionally an extender compound, and (e) optionally a catalyst. The invention also relates to a coated wire and to a coated optical fiber.Type: ApplicationFiled: December 13, 2007Publication date: October 2, 2008Inventors: Wendell Wayne CATTRON, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
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Publication number: 20080233397Abstract: A Radiation Curable Secondary Coating comprising A) a Secondary Coating Oligomer Blend, which is mixed with B) a first diluent; C) a second diluent; D) an antioxidant; E) a first photoinitiator; F) a second photoinitiator; and G) optionally a slip additive or a blend of slip additives; wherein said Secondary Coating Oligomer Blend comprises: ?) an Alpha Oligomer, which is non-urethane; ?) a Beta Oligomer; which is a urethane or non-urethane. ?) a Gamma Oligomer; wherein said Gamma Oligomer is an epoxy diacrylate.Type: ApplicationFiled: December 13, 2007Publication date: September 25, 2008Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello
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Publication number: 20080226913Abstract: A new radiation curable Secondary Coating for optical fibers is described and claimed wherein said composition comprises a Secondary Coating Oligomer Blend, which is mixed with a first diluent monomer; a second diluent monomer; optionally, a third diluent monomer; an antioxidant; a first photoinitiator; a second photoinitiator; and optionally a slip additive or a blend of slip additives; wherein said Secondary Coating Oligomer Blend comprises: ?) an Omega Oligomer; and ?) an Upsilon Oligomer; wherein said Omega Oligomer is synthesized by the reaction of ?1) a hydroxyl-containing (meth)acrylate; ?2) an isocyanate; ?3) a polyether polyol; and ?4) tripropylene glycol; in the presence of ?5) a polymerization inhibitor; and ?6) a catalyst; to yield the Omega Oligomer; wherein said catalyst is selected from the group consisting of dibutyl tin dilaurate; metal carboxylates, including, but not limited to: organobismuth catalysts such as bismuth neodecanoate; zinc neodecanoate; zirconium neodecanoate; zinc 2-ethylhType: ApplicationFiled: December 13, 2007Publication date: September 18, 2008Inventors: Wendell Wayne Cattron, Steven R. Schmid, Edward J. Murphy, John M. Zimmerman, Anthony Joseph Tortorello