Patents Represented by Attorney Melanie G. Gover
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Patent number: 7666016Abstract: To provide an IC socket which reduces the operating force of a pressing member, enlarges the dimensions of a pressing surface of the pressing member, and prevents positional offset of the IC device while applying the pressing force. Means for Solution: An IC socket 10 is provided with a housing 14 having a support 12, a plurality of contacts 16, a pressing member 18 for pressing an IC device supported at the support toward a group of contacts, and a biasing mechanism 22 for generating a pressing force for pressing the IC device at the pressing member. The pressing member has a pivot 42 guided linearly on the housing and a pressing surface swingable about the pivot on the housing, while the biasing mechanism 22 applies a biasing force to the pivot of the pressing member so as to cause the pressing force at the pressing surface.Type: GrantFiled: April 13, 2005Date of Patent: February 23, 2010Assignee: 3M Innovative Properties CompanyInventor: Masahiko Kobayashi
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Patent number: 7651374Abstract: An electrical connector system includes a carrier assembly and a header. The carrier assembly includes a plurality of shielded connectors and a coaxial cable terminated to each of the shielded connectors. The header includes opposed grounding plates each having ground tabs configured for attachment to a circuit board and a plurality of pins disposed between the opposed plates in a stripline configuration. The coaxial cables of the carrier assembly electrically communicate with the circuit board through a stripline configuration of pins in the header.Type: GrantFiled: June 10, 2008Date of Patent: January 26, 2010Assignee: 3M Innovative Properties CompanyInventors: Steven Feldman, Harald Westkamp, Alexander W. Barr, Joseph N. Castiglione, Gerardus A.C.A. Nuiten, Guenter Ploehn
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Patent number: 7642460Abstract: A tubular cold shrinkable material can include an elastomeric composition including a fluoroelastomer composition, where the elastomeric composition is substantially free of an epichlorohydrin composition. The tubular cold shrinkable material can further include a filler material including a reinforcement-grade carbon black. The tubular cold shrinkable material can further include a peroxide curative.Type: GrantFiled: April 6, 2007Date of Patent: January 5, 2010Assignee: 3M Innovative Properties CompanyInventor: Pradip K. Bandyopadhyay
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Patent number: 7553894Abstract: An elastomeric composition that includes a fluorelastomer and an epichlorohydrin. The elastomeric composition can be formed into cold-shrink articles that are resistant to tearing at elevated temperatures.Type: GrantFiled: July 28, 2005Date of Patent: June 30, 2009Assignee: 3M Innovative Properties CompanyInventors: Pradip K. Bandyopadhyay, Christopher J. Evoniuk, Krishnakant P. Vora
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Patent number: 7513797Abstract: A header connector includes a header body having an internal surface and an external surface. A plurality of first openings and a plurality of second openings extend from the internal surface to the external surface of the header body. A plurality of signal pins are inserted into the plurality of first openings to form an array of pin contacts extending from the internal surface of the header body. A plurality of shield blades are inserted into the plurality of second openings. Each of the plurality of shield blades has at a first end thereof a generally right angle shielding portion configured to be disposed adjacent to a corresponding signal pin. The first ends of the plurality of shield blades are substantially coplanar with the internal surface of the header body.Type: GrantFiled: February 27, 2004Date of Patent: April 7, 2009Assignee: 3M Innovative Properties CompanyInventors: Richard J. Scherer, Kevin R. Meredith, Johannes P. M. Kusters
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Patent number: 7458820Abstract: A purpose of the invention is to provide a socket and a socket base, capable of holding the retainers outside the viewing field of the camera in spite of the size and/or shape of the retainers when measuring contact gaps, for example.Type: GrantFiled: November 13, 2006Date of Patent: December 2, 2008Assignee: 3M Innovative Properties CompanyInventor: Toshio Ohta
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Patent number: 7419573Abstract: Provided is an electrochemical sensor strip having circuits comprising electrodes in an electrode region connected to contact pads in a contact region by conductive traces wherein the electrode region is off-set from the contact region in both an x direction parallel to the length of the sensor strip and a y direction parallel to the width of the sensor strip. Also provided is a an electrochemical sensor strip having a backing material, an active portion laminated to a portion of the backing material, the active portion comprising a substrate, a circuit comprising electrodes in an electrode region connected to contact pads in a contact region by conductive traces wherein the electrode region is off-set from the contact region in both an x direction parallel to the length of the sensor strip and a y direction parallel to the width of the sensor strip, a polymeric layer comprising a channel-forming material over the electrodes, and a hydrophilic layer over the channel-forming material.Type: GrantFiled: November 6, 2003Date of Patent: September 2, 2008Assignee: 3M Innovative Properties CompanyInventor: Douglas B. Gundel
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Patent number: 7388275Abstract: Generally provided is a circuit assembly construction for controlling impedance in an electronic package. A large scale, parallel-plate capacitor includes two electrodes separated by a dielectric material. The electrodes serve as reference voltage planes for the electronic package. At least one of the electrodes is patterned such that both electrodes are accessible from a common side of the capacitor. The capacitor is positioned with a first electrode mounted adjacent to an interconnect circuit portion of the electronic package. An electronic device portion of the electronic package is electrically connected, directly or indirectly, to one or more of the electrodes of the capacitor.Type: GrantFiled: June 2, 2006Date of Patent: June 17, 2008Assignee: 3M Innovative Properties CompanyInventors: John D. Geissinger, Paul M. Harvey, Robert R. Kieschke
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Patent number: 7387714Abstract: Provided is a single use electrochemical sensor strip having an active portion and an inactive portion. The inactive portion may be a handling strip. Another aspect provided is an article comprising an electrochemical sensor strip having a fluid-wicking channel that terminates at one end with a fluid sample entrance, wherein the fluid sample entrance traverses the end of the fluid-wicking channel at an angle of less than 90°. Another aspect provided an article comprising an electrochemical sensor strip having a fluid-wicking channel that extends across the width of a portion of the sensor strip which portion is narrower than the width of the remainder of the sensor strip. Also provided are methods for making electrochemical sensor strip.Type: GrantFiled: November 6, 2003Date of Patent: June 17, 2008Assignee: 3M Innovative Properties CompanyInventor: Douglas B. Gundel
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Patent number: 7377803Abstract: A connector is provided with a terminal element including a conductor-connecting section connectable to a conductor of an electric wire and a contact section capable conductively contacting with a corresponding terminal element of a counterpart connector, an electrically insulating body for supporting the terminal element while exposing the conductor-connecting section and the contact section, and an abutting member assembled with the body and bringing the wire conductor into abutment with the conductor-connecting section under pressure. The body includes a fining portion capable of fining with a counterpart connector while positioning the contact section with respect to the corresponding terminal element. The conductor-connecting section and the contact section are arranged to be aligned with each other generally orthogonal to a connector fitting direction defined by the fitting portion.Type: GrantFiled: September 22, 2004Date of Patent: May 27, 2008Assignee: 3M Innovative Properties CompanyInventor: Hiroyuki Matsuoka
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Patent number: 7374429Abstract: A connector assembly includes a frame mounted on a printed circuit substrate having a plurality of contact pads, and a spring member configured for insertion into the frame. The spring member has a flexible circuit supported thereon. The spring member and frame are shaped to exert biasing forces in two non-parallel directions when the spring member is inserted into the frame.Type: GrantFiled: April 26, 2005Date of Patent: May 20, 2008Assignee: 3M Innovative Properties CompanyInventors: Daniel F. Cronch, Alexander W. Barr, Wing C. Chow, Steven Feldman, Richard J. Scherer
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Patent number: 7364666Abstract: Disclosed is a method for making flexible circuits in which portions of a tie layer are removed by etching the underlying polymer. Also disclosed are flexible circuits made by this method.Type: GrantFiled: December 6, 2005Date of Patent: April 29, 2008Assignee: 3M Innovative Properties CompanyInventors: Sridhar V. Dasaratha, James S. McHattie, James R. Shirck, Hideo Yamazaki, Yuji Hiroshige, Makoto Sekiguchi
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Patent number: 7354294Abstract: A coaxial cable connector can be easily fitted to one or a plurality of coaxial cables, and that can secure an independent shield. Inner insulator exposed portions and outer conductor exposed portions of coaxial cables are matched with a first cable holder. A second cable holder is reversed on the first cable holder, and is engaged therewith. The engagement is further engaged with a housing. Central conductors of the inner insulator exposed portions are engaged with cuts of first contact elements. The outer conductor exposed portions are held in gripping conductors that are disposed inside the first cable holder. Gripping conductor extensions that are coupled with the gripping conductors are engaged with cuts of second contact elements. The contact elements are connected to external cable connection terminals that extend within a connection chamber of the housing.Type: GrantFiled: March 16, 2004Date of Patent: April 8, 2008Assignee: 3M Innovative Properties CompanyInventors: Yoshihisa Kawate, Hiroyuki Matsuoka
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Patent number: 7348045Abstract: A dielectric film for use as a substrate for a flexible circuit comprises a polymer selected from the group consisting of liquid crystal polymers and polyimide copolymers including carboxylic ester structural units in the polymeric backbone. The dielectric film has a thickness from about 25 ?m to about 60 ?m including at least one thinned, recessed region wherein the thickness is reduced to less than 15 ?m, as required for use of the dielectric film in e.g. ink jet print head, hard disk drive head gimbal assembly and touch sensor applications.Type: GrantFiled: September 5, 2002Date of Patent: March 25, 2008Assignee: 3M Innovative Properties CompanyInventors: Rui Yang, Christopher G. Dunn, Nathan P. Kreutter
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Patent number: 7331821Abstract: Disclosed is an electrical connector for use with a coaxial cable. In one aspect, the electrical connector is for use with a coaxial cable having a central signal conductor and an insulative core tube surrounding the central signal conductor such that an air gap is provided between the central conductor and the core tube, the electrical connector comprising a substantially tubular hollow body having a first end and a second end, and a solder cup disposed adjacent to said second end of said hollow body, said solder cup having a flared portion distal to said second end of said hollow body, wherein the flared portion is configured to span the air gap between the central conductor and the core tube.Type: GrantFiled: February 2, 2006Date of Patent: February 19, 2008Assignee: 3M Innovative Properties CompanyInventor: Steve Feldman
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Patent number: 7294246Abstract: Provided are electrochemical circuits with electrodes having a main body section and at least one neck section wherein the width of at least a portion of the neck section is less than the width of the narrowest portion of the main body section, and an insulative layer over a portion of the conductive layer such that at least a portion of an electrode neck section is not covered by the insulative layer. Also provided are methods of making the electrochemical circuits.Type: GrantFiled: November 6, 2003Date of Patent: November 13, 2007Assignee: 3M Innovative Properties CompanyInventors: Douglas B. Gundel, Dennis M. Brunner
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Patent number: 7279777Abstract: Organic polymers for use in laminates including capacitors, wherein the polymer includes repeat units of the formula: wherein: each R1 is independently H, an aryl group, Cl, Br, I, or an organic group that includes a crosslinkable group; each R2 is independently H, an aryl group or R4; each R3 is independently H or methyl; each R5 is independently an alkyl group, a halogen, or R4; each R4 is independently an organic group that includes at least one CN group and has a molecular weight of about 30 to about 200 per CN group; and n=0-3; with the proviso that at least one repeat unit in the polymer includes an R4.Type: GrantFiled: May 5, 2004Date of Patent: October 9, 2007Assignee: 3M Innovative Properties CompanyInventors: Feng Bai, Todd D. Jones, Kevin M. Lewandowski, Tzu-Chen Lee, Dawn V. Muyres, Tommie W. Kelley
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Patent number: D575742Type: GrantFiled: July 24, 2006Date of Patent: August 26, 2008Assignee: 3M Innovative Properties CompanyInventors: Richard J. Scherer, Jess A. Mann, Jerome P. Dattilo, Michael L. Black
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Patent number: D590854Type: GrantFiled: December 21, 2007Date of Patent: April 21, 2009Assignee: 3M Innovative Properties CompanyInventors: Shiow Shya Ling, Kam Poi Chia, Anthonius
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Patent number: D591238Type: GrantFiled: July 17, 2008Date of Patent: April 28, 2009Assignee: 3M Innovative Properties CompanyInventors: Richard J. Scherer, Jess A. Mann, Jerome P. Dattilo, Michael L. Black