Patents Assigned to 3M
  • Method of making a dental restoration
    Patent number: 10820971
    Abstract: A method of making a dental restoration has the step of providing a precursor of the dental restoration. The dental restoration has at least a first and a second surface portion which are delimited by a physical boundary structure. The method further has the steps of applying a first coloring solution associated with the first surface portion onto the first surface portion, sintering the dental restoration precursor, and removing the physical boundary structure.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: November 3, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Bastian P. Kirchner, Till Meurer, Dajana Zimmermann
  • Article and method for negative pressure wound therapy
    Patent number: 10813793
    Abstract: An article comprising a macroporous wound-packing material and a microcorrugated microporous wound-contact layer is provided. The wound packing material is coupled to and/or substantially surrounded by the wound-contact layer. The average pore diameter of the microporous layer is less than or equal to about 90 m. A method of treating a wound using a microcorrugated microporous wound-contact layer and a macroporous wound packing material is also provided.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Simon S. Fung, Chaodi Li, Brittany A. Akehurst, Jie Liu, James M. Sieracki
  • Verifying structural integrity of materials
    Patent number: 10816495
    Abstract: An armor piece may include a tested material. The armor piece also may include a plurality of electrical contacts distributed about and electrically connected to the tested material. The armor piece further may include a non-volatile memory (NVM) device. The NVM device may be hardened against exposure to x-ray radiation. The NVM device may be configured to store control voltages associated with respective electrical contacts of the plurality of electrical contacts.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Christopher R. Yungers, Subhalakshmi M. Falknor, David H. Redinger
  • Buckle configured to accept a slotless strap
    Patent number: 10813413
    Abstract: A buckle that includes a frame with a first slot and a tongue assembly with a second slot. A terminal section of a strap can be passed through the first and second slots and turned back on itself to form a loop.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Matthew S. Stephenson, Judd J. Perner
  • Determining conditions of components removably coupled to personal protection equipment
    Patent number: 10817683
    Abstract: Method and system are disclosed for determining conditions of components that are removably coupled to articles of personal protection equipment (PPE) by tracking the components against predetermined criteria.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Michael E. Hamerly, Lawrence J. Ptasienski, Neal A. Rakow, Cristina U. Thomas
  • Nasogastric tube securement systems and methods of using same
    Patent number: 10813846
    Abstract: A nasogastric tube securement system. The system can include a base layer and a coupling layer. The base layer can be configured to be adhered to a nose, having a first major surface comprisng a skin-contact adhesive and a second major surface opposite the first major surface. The coupling layer can include a first end comprising coupling means configured to be repositionably coupled to the second major surface of the base layer, a second end configured to secure a nasogastric tube, and a middle section connecting the first end and the second end. The middle section can be elongated along a longitudinal direction, and the second end can include at least two legs extending downwardly from the first end, each leg separated from an adjacent leg by an acute angle.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Jener de Oliveira, Elaine C. Ramires, Adriana S. P. Lovon, Steven B. Heinecke, Simon S. Fung, Felipe S. R. Bizarria
  • Curable compositions and related methods
    Patent number: 10815408
    Abstract: Provided are two-component curable compositions and methods thereof. The composition includes a base component comprised of a curable resin and a first compressible filler dispersed therein. The composition further includes a curative component comprised of a curing agent and a second compressible filler dispersed therein. The base and curative components react with each other upon mixing to provide a crosslinked network. When used with automated metering pumps, the compressibility of the base and curing agent components can be matched, allowing for a constant mix ratio despite variability in applied pressure.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Jonathan D. Zook, David A. Ylitalo, Alla Yankovsky, Audrey B. Nguyen, Susan E. DeMoss
  • Nasogastric tube securement systems and methods of using same
    Patent number: 10814103
    Abstract: A nasogastric tube securement system. The system can include a base layer and a coupling layer. The base layer configured to be adhered to a nose, having a first major surface comprising a skin-contact adhesive and a second major surface opposite the first major surface. The coupling layer can include a first end comprising coupling means configured to be repositionably coupled to the second major surface of the base layer, and a second end configured to secure a nasogastric tube. The coupling layer can further include a cutaway region extending from a periphery of the coupling layer adjacent the second end into a central portion of the coupling layer, such that the second end comprises legs that are separated by the cutaway region, and such that the first end is free of the cutaway region.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Jener de Oliveira, Elaine C. Ramires, Adriana S. P. Lovon, Steven B. Heinecke, Simon S. Fung, Felipe S. R. Bizarria
  • Touch screen sensor
    Patent number: 10817121
    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: February 7, 2020
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Matthew H. Frey, Michael J. Robrecht, George F. Jambor
  • Cover assembly with hybrid core structure
    Patent number: 10819097
    Abstract: An assembly for covering at least a portion of a cable, such as an electric cable, comprises an elastomeric tube and a hybrid support core structure. The hybrid core structure includes a central core structure formed from a spirally wound separable ribbon that supports a central portion of the elastomeric tube in a radially expanded state, and first and second solid end core structures that support first and second end portions of the elastomeric tube in a radially expanded state. Each solid end core structure has a film disposed on at least an inner surface thereof having a coefficient of friction less than or equal to 0.05.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Gunther A. J. Stollwerck, Michael Petry, Johannes Fink, Werner Roehling, Christopher J. Evoniuk, Russell L. Kelly
  • Impact-resistant polyester pressure-sensitive adhesive
    Patent number: 10815404
    Abstract: Polyester pressure-sensitive adhesives are described. The polyester includes at least two different diacid residues and at least two different diol residues. The polyester includes at least one pendant group containing an alkenyl group. A ratio of a total number of the at least one pendant group to the total number of ester groups in the polyester is in a range of 0.001 to 0.1. The polyester has a glass transition temperature in a range of ?50° C. to ?10° C.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Richard Y. Liu, Jingjing Ma, Zhong Chen, Victor Ho, Nathaniel I. Lehn, Harold T. Munson
  • Method for improving durability of ink jet printed ink
    Patent number: 10814640
    Abstract: Ink jet technology is used to deposit an ink stabilizing agent at the time of ink deposition (printing), upon a substrate. The stabilizing agent and the ink mix on the substrate. The amount of stabilizing agent is varied based on the needs of the inks being printed.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: October 27, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Michael R. Kesti, Bruce A. Nerad
  • Multilayer LED substrate
    Patent number: 10818642
    Abstract: A flexible multilayer construction (1000) for mounting a plurality of light emitting semiconductor devices (LESDs 100, 110, 120) includes a flexible dielectric substrate (200) comprising top (210) and bottom (220) major surfaces, and pluralities of corresponding electrically conductive top (300, 310, 320, 330) and bottom (500, 510, 520, 530) pads disposed on the top and bottom major surfaces, respectively. An electrically conductive via (400, 410, 420, 430) connects each pair of corresponding top and bottom pads, a side of each top pad partially overlapping a side of the corresponding bottom pad and a side of the substrate, such that in a plan view, each top pad fully overlaps the corresponding bottom pad.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Alejandro Aldrin Il A. Narag, Ravi Palaniswamy
  • Multilayer articles including coatings on microfiltration membrane substrates and methods of making same
    Patent number: 10814287
    Abstract: The present disclosure provides a multilayer article. The multilayer article includes a) a microfiltration membrane substrate; b) a first layer directly attached to the first major surface of the microfiltration membrane substrate; and c) a second layer directly attached to the first layer. The first layer includes a first polymeric binder and acid-sintered interconnected first silica nanoparticles arranged to form a continuous three-dimensional porous network. The second layer includes acid-sintered interconnected second silica nanoparticles arranged to form a continuous three-dimensional porous network. The present disclosure also provides a method for forming a multilayer article.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Chunjie Zhang, Hongying Jiang, Xuan Jiang, Naiyong Jing
  • SYSTEMS AND METHODS FOR NATURAL PSEUDONYMIZATION OF TEXT
    Publication number: 20200334381
    Abstract: The present disclosure directs to systems and methods for natural pseudonymization of text. A natural pseudonym has at least one information attribute same as a piece of sensitive text information. The systems and methods can identify sensitive text information, select a natural pseudonym, and modify a data stream of text data by replacing the piece of sensitive text information with the natural pseudonym.
    Type: Application
    Filed: April 15, 2020
    Publication date: October 22, 2020
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: David E. Yarowsky, Marc E. Hamburger, Octavian Weiser
  • Asymmetric articles with a porous substrate and a polymeric coating extending into the substrate and methods of making the same
    Patent number: 10807046
    Abstract: Asymmetric articles are described including a porous substrate with two opposing major surfaces and a porous structure extending between the surfaces, and a polymeric coating on one of the major surfaces and extending into the porous structure to a depth of the porous structure. Methods for making an asymmetric composite article are also provided, including providing a porous substrate, treating the porous substrate with a plasma treatment or a corona treatment from one major surface to a depth of the porous structure between the two major surfaces. The method further includes applying a coating solution to the treated porous substrate and drying the coating solution to form a composite asymmetric composite article having a polymeric coating on one major surface and extending into the porous structure to the depth of the treated porous structure.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: October 20, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Michelle M. Mok, Kannan Seshadri, Moses M. David, Seth M. Kirk, Daniel Carvajal
  • Hydrophobic monomers, hydrophobically-derivatized supports, and methods of making and using the same
    Patent number: 10807069
    Abstract: A filtration media is disclosed comprising a hydrophobic monomer grafted onto a support, the hydrophobic monomer having the structure: CH2?CR4C(O)NHC(R1R1)(C(R1R1))nC(O)XR3 wherein n is an integer of 0 or 1; R1 is independently selected from at least one of: a hydrogen atom, alkyls, aryls, and alkylaryls, wherein the alkyls, aryls, and alkylaryls have a total of 10 carbon atoms or less; R3 is a hydrophobic group selected from at least one of: alkyls, aryls, alkylaryls and ethers, wherein the alkyls, aryls, alkylaryls and ethers have a total number of carbon atoms ranging from 4 to 30; R4 is H or CH3; X is O or NH. In some embodiments the hydrophobic monomer is derived from an amine or an alcohol (HXR3) that has a hydrophilicity index of 25 or less. Such media may be used in applications such as hydrophobic interaction chromatography.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: October 20, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Jerald K. Rasmussen, Cary A. Kipke
  • Self-contained anaerobic culture device for sulfate-reducing microorganisms
    Patent number: 10808215
    Abstract: The present disclosure provides a culture device for enumerating colonies of sulfate-reducing microorganisms. The device includes a body having a waterproof base, a waterproof coversheet attached to the base, and a growth compartment disposed therebetween. The growth compartment has a perimeter and an opening. A portion of the perimeter is defined by a waterproof seal. The portion can include >50% of the perimeter. Disposed in the growth compartment are a dry cold water-soluble gelling agent, a dry culture medium selected to facilitate growth of a sulfate-reducing bacterium or indicator reagent for detecting hydrogen sulfide production by a sulfate-reducing bacterium, and a dry first oxygen-scavenging reagent.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: October 20, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Evan D. Brutinel, Jason W. Bjork, Adam J. Stanenas
  • Valve cover
    Patent number: D900306
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: October 27, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Philip D. Eitzman, Thomas J. Xue
  • Monitoring device
    Patent number: D900650
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: November 3, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Alonso M. Hernandez, Nicolas A. Echeverri, Brian D. Gale, Michael A. Meis, Mark A. Sanocki