Patents Assigned to 3M
  • Patent number: 10620767
    Abstract: A touch screen sensor includes a visible light transparent substrate and an electrically conductive micropattern disposed on or in the visible light transparent substrate. The micropattern includes a first region micropattern within a touch sensing area and a second region micropattern. The first region micropattern has a first sheet resistance value in a first direction, is visible light transparent, and has at least 90% open area. The second region micropattern has a second sheet resistance value in the first direction. The first sheet resistance value is different from the second sheet resistance value.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Matthew H. Frey, Michael J. Robrecht, George F. Jambor
  • Patent number: 10619276
    Abstract: A nonwoven fabric web having an excellent sound absorption coefficient in a frequency range from 800 Hz to 1000 Hz when used as a sound absorbing member for a vehicle exterior. The nonwoven fabric web including a nonwoven fabric having meltblown fibers and binder fibers arranged so as to be confounded with the meltblown fibers and fused with the meltblown fibers at some of the confounding points at the very least, the weight per unit area of the nonwoven fabric being from 400 g/m2 to 1500 g/m2, and the flexural rigidity of the nonwoven fabric being from 2.0 N/50 mm to 20.0 N/50 mm.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Daisuke Kurashima, Koji Imai, Kenichi Yoda
  • Patent number: 10617569
    Abstract: A system for wound treatment using a serum, comprising a device for recovering serum from whole blood, comprising: a blood bag for the reception and coagulation of whole blood, which has an outlet for discharging the serum-containing fluid from the blood bag and a barrier in the region of the outlet for retaining the coagulum, a filter module which is fluidically connected to the blood bag and comprises a housing and an interior, in which a semi-permeable membrane is arranged, said membrane dividing the interior into a retentate space and a permeate space and separating the fluid discharged from the blood bag into a permeate comprising the serum and into a retentate in which any particulate components contained in the fluid remain. The system for wound treatment further comprises a wound care system with a capillary membrane system for dispensing the serum to a wound.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventor: Florian Bonn
  • Patent number: 10622718
    Abstract: At least some aspects of the present disclosure feature an RF device including a conductive loop and a plurality of resonant circuits. Each of the plurality of resonant circuits is electromagnetically coupled to the conductive loop with an effective coupling coefficient. The effective coupling coefficient has a relative low absolute value such that each of the plurality of resonant circuits has a distinctive resonant frequency.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Andrew P. Bonifas, Ronald D. Jesme, Jaewon Kim, Brock A. Hable, Nicholas G. Amell
  • Patent number: 10617780
    Abstract: A cleaning device for LADs, and other such threaded devices, comprising a cap and a cleaning agent. The cap comprises a casing having an opening to an interior cavity. A threaded coupling mechanism is located on the inner surface of the casing proximate the opening. The coupling mechanism has retention features that provide localized pressure points on the threads of the LAD to accommodate thread variance and reduce the chance of premature disengagement.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Alan R. Dombrowski, Timothy C. McFarland, John C. Detloff
  • Patent number: 10617607
    Abstract: Polymerizable dental compositions comprising a redox initiator system is disclosed. The redox initiator system comprises a photolabile transition metal complex that photolyzes and initiates the redox cycle.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: William H. Moser, Erik M. Townsend, Michael A. Kropp, Ross E. Behling, Jason D. Clapper
  • Patent number: 10620754
    Abstract: A conductive element in a touch sensitive device, such as an electrode in a mutual capacitive touch sensor, that includes conductors arranged in a location pattern that may be sensed and analyzed, and a position on the touch sensor determined therefrom.
    Type: Grant
    Filed: November 22, 2010
    Date of Patent: April 14, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Billy L. Weaver, Brock A. Hable
  • Patent number: 10619015
    Abstract: Methods of modifying polymeric compositions include exposing a polydiorganosiloxane polyoxamide copolymer composition to UV radiation at or below the B spectral range to effect de-polymerization of at least a portion of the polydiorganosiloxane polyoxamide copolymer. The polydiorganosiloxane polyoxamide copolymer composition may include additional components and the modified polydiorganosiloxane polyoxamide copolymer compositions can be included into articles.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Paul E. Humpal, Audrey A. Sherman
  • Patent number: 10620383
    Abstract: A modular optical connector includes a plurality of coupled optical ferrule support modules. Each optical ferrule support module comprises module connecting features configured to couple each ferrule support module with one or more neighboring ferrule support modules of the plurality of ferrule support modules. One or more optical ferrules are disposed and configured to rotate within the ferrule support module. Each optical ferrule includes a first attachment area configured to attach to one or more optical waveguides. One or more passageways are disposed within the ferrule support module. Each passageway is configured to receive the one or more optical waveguides. The passageway comprises a second attachment area configured to attach to the optical waveguides that are attached to the optical ferrule at the first attachment area. The passageway is dimensioned to constrain the optical waveguides to bend within the housing between the first attachment area and the second attachment area.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Terry L. Smith, Michael A. Haase, James M. Nelson, Alexander R. Mathews
  • Patent number: 10618247
    Abstract: The present disclosure relates to transfer tapes, segmented and non-segmented which include at least one graphics layer. The transfer tapes include a removable template layer, a transfer layer which includes a backfill layer, having at least one first graphics layer, and an adhesive layer. Segmented transfer tapes further at least one transferable segment, at least one non-transferable segment in the segmented transfer tape and include at least one kerf. The present disclosure also provides optical assemblies, e.g. micro-optical assemblies, which may be fabricated from the transfer tapes which include at least one graphics layer. The present disclosure also provides methods of forming the transfer tapes and methods of making the micro optical assemblies.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin B. Wolk, Thomas J. Metzler, Samuel J. Carpenter, Denis Terzic, Mitchell T. Nommensen, Suman K. Patel, Mikhail L. Pekurovsky, Donald G. Peterson, Terry O. Collier
  • Patent number: 10619275
    Abstract: A thermally stable nonwoven web including blended-polymer meltblown fibers containing a blend of poly (butylene terephthalate) and poly (ethylene terephthalate).
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Rui Chen, Xiaoshuan Fu, Jin Zhang You, Chiaki Hanamaki, Sachin Talwar
  • Patent number: 10618266
    Abstract: The present disclosure describes articles, such as medical articles, containing a substrate having disposed thereon a hydrophilic gel material (e.g., a shaped hydrophilic gel material or a coating of a hydrophilic gel material) and methods for making such articles. Methods are provided for making hydrophilic gel materials from a precursor composition that contains a polar solvent and a polymerizable material that is miscible with the polar solvent.
    Type: Grant
    Filed: October 15, 2014
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Robin E. Wright, Stephen E. Krampe, Richard L. Walter, Caroline M. Ylitalo, William A. Eibner, Jeffrey H. Tokie, Matthew T. Scholz
  • Patent number: 10617786
    Abstract: An adhesive article comprising a poly(meth)acrylate-based primer layer and methods of making same. The article can include a backing, a primer layer located on a first major surface of the backing, and a silicone-based adhesive located on the primer layer. The primer layer can be derived from a primer precursor comprising poly(meth)acrylate functionalities. The method can include applying a primer precursor onto a first major surface of a backing, the primer precursor comprising a compound comprising poly(meth)acrylate functionalities; irradiating the primer precursor; applying an adhesive on the irradiated primer precursor; and irradiating the adhesive and the irradiated primer precursor to form a primer layer located between the adhesive and the first major surface of the backing.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Bruce D. Kluge, Junkang J. Liu, Robin E. Wright, Timothy M. Dietz, Melissa A. Iseminger, Margaux B. Mitera, Daniel O. Manalo
  • Patent number: 10617495
    Abstract: The invention relates to a dental milling block (1) comprising a dental article (2) having an outer surface, the dental article having been produced based on personalized data, wherein the outer surface of the dental article is at least partially covered with a surrounding material. The invention further relates to a process of producing a dental milling block, the process comprising the steps of: ?a) providing a personalized Data Set C containing geometry data of the dental article and colour data related to said geometry data, ?b) generating a layer of hardenable material on a surface, ?c) applying a colour agent to the layer of hardenable material of step b), wherein the colour agent is applied to at least some regions of those areas of the layer of hardenable material which are related to the geometry data of the dental article, ?d) consolidating the result obtained in step c) thereby obtaining an at least partially hardened layer of material.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: April 14, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Malte Korten, Helmar Mayr, Gallus Schechner, Christoph Thalacker, Karsten Dede, Michael Jahns
  • Patent number: 10617784
    Abstract: An article having anti-microbial effect is provided. The article includes an occlusive layer; a substrate overlaying the occlusive layer, wherein the substrate having two opposing major surfaces; a metal oxide layer overlaying the substrate, wherein the metal oxide layer comprises a metal oxide and wherein the metal oxide layer comprises less than 40 wt. % non-oxidized metal; and a metal layer overlaying the metal oxide layer.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Ta-Hua Yu, Döne Demirgöz, Junkang J. Liu, Badri Veeraraghavan, Narina Y. Stepanova
  • Patent number: 10618008
    Abstract: A separation membrane for selectively separating (e.g., pervaporating) a first fluid (e.g., a first liquid) from a mixture comprising the first fluid (e.g., first liquid) and a second fluid (e.g., second liquid), wherein the separation membrane includes a polymeric ionomer that has a highly fluorinated backbone and recurring pendant groups according to the following formula (Formula I): —O—Rf—[—SO2—N?(Z+)—SO2—R—]m—[SO2]n-Q wherein: Rf is a perfluorinated organic linking group; R is an organic linking group; Z+ is H+, a monovalent cation, or a multivalent cation; Q is H, F, —NH2, —NH2, —O?Y+, or —CxF2x+1; Y+ is H+, a monovalent cation, or a multivalent cation; x=1 to 4; m=0 to 6; and n=0 or 1; with the proviso that at least one of morn must be non-zero.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: April 14, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Michael A. Yandrasits, David S. Seitz, Eric F. Funkenbusch, Ryan C. Shirk, Jinsheng Zhou, Eric J. Hanson, Moses M. David, Kazuhiko Mizuno
  • Patent number: 10618234
    Abstract: The present application relates generally to retroreflective sheeting and the tools and methods used to make retroreflective sheeting. Microreplication tools and sheeting include controlled surface structure or haze. The surface structure or haze can be introduced, for example, by chemical etching of the tool surface and/or electroplating.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: April 14, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Kenneth L. Smith, James R. Imbertson, John C. Kelliher, John A. Worrell, Sidney A. Ellingstad
  • Publication number: 20200107967
    Abstract: A wound dressing is disclosed that has a moisture-transmissible backing layer, an absorbent adhesive gel, and a porous layer. The moisture-transmissible backing layer has a first major surface, a second major surface, a backing layer perimeter, and a first opening. The second major surface has a first adhesive disposed thereon proximate the backing layer perimeter. The absorbent adhesive gel is adhered to at least a portion of the second major surface of the backing layer. The absorbent adhesive gel comprises an adhesive gel perimeter and a second opening. The first opening overlaps at least a portion of the second opening. The porous layer has a first side, a second side, a porous layer perimeter. The first side of the porous layer is adhered to the absorbent adhesive gel. The backing layer overlaps at least a portion of the adhesive gel perimeter. The absorbent adhesive gel overlaps at least a portion of the porous layer perimeter.
    Type: Application
    Filed: December 4, 2019
    Publication date: April 9, 2020
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: DAVID R. HOLM, JAMES M. SIERACKI, SIMON S. FUNG
  • Patent number: D881040
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventor: Alonso M. Hernandez
  • Patent number: D881388
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: April 14, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Denise J. Ziemann, Kimberly A. Schommer, Amanda C. Engler, James M. Sieracki, Michael J. Turnbull