Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
3M Innovative Properties Company Patents
Assignee:
3M Innovative Properties Company
Address:
St. Paul, MN
No. of patents:
6679
Patents:












Patent Number Title Of Patent Date Issued
RE43289 Uni-directional fluid valve April 3, 2012
A uni-directional fluid valve particularly for use as an exhalation valve for a filter mask comprises a flexible flap attached at one end to a concave portion of a seat. The mounting of the flap imparts to it a transverse curvature, stiffening the flap sufficiently for it to remain s
RE42815 Method and system for customizing an orthodontic archwire October 11, 2011
A method for applying a desired shape to an orthodontic archwire includes the steps of obtaining a numerical description of the desired shape of an orthodontic archwire, generating a description of the design of a fixture basing on the numerical description, manufacturing a fixture basin
RE42048 Linerless double-sided pressure sensitive adhesive tape January 18, 2011
The present invention relates to a double-sided pressure sensitive adhesive foam tape. In certain embodiments the foam tape does not require the use of a release liner. Elimination of the release liner reduces the cost of the tape and also avoids problems associated with damage to the
RE42024 Dental compositions January 11, 2011
Dental compositions containing adjuvants are provided that have the capability of undergoing an increase in viscosity in response to an increase in temperature. In a preferred embodiment, the compositions also have the ability to reverse their viscosity in response to a decrease in t
RE41743 Optical fiber cable inlet device September 21, 2010
A watertight inlet device for inserting a cable containing optical fibers into a chamber or a container, e.g. into a splice box. The device includes a metal solepiece for securing the strength members of the optical cable, and which plugs into and fixes to a tubular sealing body equi
RE40967 Curable slurry for forming ceramic microstructures on a substrate using a mold November 10, 2009
A curable slurry for forming ceramic microstructures on a substrate using a mold. The slurry is a mixture of a ceramic powder, a fugitive binder, and a diluent. The ceramic powder has a low softening temperature in a range of about 400.degree. C. to 600.degree. C. and a coefficient of
RE40902 Tetrafluoroethylene/hexafluoropropylene copolymers with higher drawability September 1, 2009
A tetrafluoroethylene/hexafluoropropylene copolymer with high drawability is provided. Also provided is a process employing the polymer and an article coated with the polymer.
RE40729 Liquid pavement marking compositions June 9, 2009
A pavement marking composition, methods of applying, and pavement markings produced therefrom. The composition is a two-part coating composition having an amine component including one or more aspartic ester amines and optionally one or more amine-functional coreactants, an isocyanate
RE40516 Composite articles including a fluoropolymer blend September 23, 2008
A composite article is provided which includes a blend component comprising a vinylidene fluoride containing fluoropolymer and a substantially non-vinylidene fluoride containing fluoropolymer, and a component including a substantially non-fluorinated polymer having pendant amine grou
RE40227 Totally internally reflecting thin, flexible film April 8, 2008
A thin, flexible film made of a transparent polymeric material including a structured surface and an opposite smooth surface, wherein light striking either surface, within certain angular ranges, is totally internally reflected. The structured surface includes a linear array of miniature
RE40088 Liquid pavement marking compositions February 19, 2008
A pavement marking composition, methods of applying, and pavement markings produced therefrom. The composition is a two-part coating composition having an amine component including one or more aspartic ester amines and optionally one or more amine-functional coreactants, an isocyanate
RE39911 Wide field of view projection lenses for compact projection lens systems employing pixelized pan November 6, 2007
A projection lens for use with LCD panels is provided. The lens has a first lens unit which includes a strong negative lens element having an aspherical surface which provides distortion correction, and a second lens unit which includes a first lens subunit separated by an airspace f
RE39493 Respirator having snap-fit filter cartridge February 27, 2007
A respirator (10) that includes a face piece (14) and a cartridge receiving structure (22) located on the face piece (14). The face piece (14) is sized to fit snugly over the nose and mouth of a person, and the filter cartridge (12) is capable of being manually snapped into engagemen
RE39424 Telecentric lens systems for forming an image of an object composed of pixels December 12, 2006
Telecentric lens systems for use with pixelized panels, such as LCD or DMD panels, are provided. The systems have a long aperture stop to object distance (ASOD) and a high level of aberration correction, including a high level of lateral color correction. Preferably, the systems also hav
RE38827 Adhesive sealant composition October 11, 2005
This invention is related to an adhesive composition which may be used to bond or seal tissue in vivo. The adhesive composition is readily formed from a two component mixture which includes a first part of a protein, preferably a serum albumin protein, in an aqueous buffer having a pH in
RE38811 Dental tray spacer October 4, 2005
A convenient dental tray spacer for use in forming a thin reservoir space between teeth and a dental tray, during tray fabrication. Shim (10) segments are connected by small links (12) to form a spacer (16). The lengths of the links are readily variable. Retention to the teeth is pro
RE38356 Splicing method and splice using the splicing tape December 23, 2003
A splicing tape (200) comprises a splicing portion (1,2) and an attachment portion (42,48), said attachment portion (42, 48) being provided for releasably and self-supportively attaching said splicing tape (200) substantially across the width of a roll of sheet material. A first adhe
RE38245 Glass microspheres for use in films and projection screen displays and methods September 9, 2003
Glass microspheres and rear projection screens containing glass microspheres, which combine a desirable index of refraction (preferably, no greater than about 1.70) and low levels of defects (e.g., bubbles, visible haziness, frostiness, or opacity, substantially nonspherical shapes)
RE38174 Method and system for thermal graphic printing July 8, 2003
A method of thermally transferring colorant from a movable ribbon onto printable areas of a thermal print receptive sheeting. The method includes arranging a print head so that its length is substantially parallel to the direction of travel of the thermal print receptive sheeting and
RE38139 Thermal printing apparatus June 10, 2003
A thermal printing apparatus 41 that can transfer a colorant from a moving ribbon 66 onto printable areas 140a, 140b of a thermal print receptive sheeting 46. The apparatus 41 includes a thermal print head 44, a transport, a mechanism that can move the thermal print head 44 in a second
RE37974 Uni-directional fluid valve February 4, 2003
A uni-directional fluid valve particularly for use as an exhalation valve for a filter mask comprises a flexible flap attached at one end to a concave portion of a seat. The mounting of the flap imparts to it a transverse curvature, stiffening the flap sufficiently for it to remain s
RE37849 Aqueous based composition containing dibasic ester and thickening agent for removing coatings September 17, 2002
Composition for removing coatings from surfaces consisting essentially of at least one dibasic ester, water, and at least one thickening agent. The composition contains sufficient water and thickening agent to allow it to wet out and adhere to vertical surfaces for a sufficiently long pe
RE37563 Partially crosslinked microspheres February 26, 2002
An adhesive composition is provided comprising:(a) a plurality of polymeric, elastomeric microspheres wherein the microspheres are the reaction product of reactants comprising polymerizable starting materials comprising at least one C.sub.4 -C.sub.14 alkyl (meth)acrylate monomer and opti
RE37150 Occupant air filter for vehicles May 1, 2001
An air filter device to filter fresh air for occupants of a vehicle is disclosed. The device includes a generally circular bottom base unit including a perimeter mounting portion to retain said device in an air conduit. The perimeter mounting portion includes a pair of mounting lips
RE37119 Hydrofluoroethers as low temperature refrigerants April 3, 2001
A method and apparatus are provided for using certain hydrofluoroethers (HFEs) as low temperature heat transfer media in secondary loop refrigeration systems. These materials exhibit a low, somewhat linear Temperature Difference Factor over the temperature range of -15.degree. C. to
RE37036 Acrylate-containing polymer blends and methods of using January 30, 2001
A polymer blend comprising (a) a modified block copolymer comprising (i) a polystyrene block and (ii) a polydiene block or a hydrogenated polydiene block, said polydiene block or hydrogenated polydiene block being modified to contain an average of one or more carboxyl groups; and (b) a p
RE36855 Solventless compounding and coating of non-thermoplastic hydrocarbon elastomers September 5, 2000
A solvent-free hot melt process, for preparing a non-thermosettable, pressure-sensitive adhesive from a tackified non-thermoplastic hydrocarbon elastomer. The process employs a continuous compounding device that has a sequence of alternating conveying and processing zones. The processing
RE36806 Internally damped rotatable storage article August 1, 2000
The present invention provides a method for internally damping a rotatable storage article which is subject to resonant vibrations. More specifically, the present invention provides a method of improving the damping properties of a rotatable storage article by introducing a viscoelas
D693940 Mixing element November 19, 2013
D693921 Microneedle applicator November 19, 2013
D693879 Tape dispenser November 19, 2013
D693223 Vial with cap November 12, 2013
D693045 Lightguide lighting assembly November 5, 2013
D692763 Vial with cap November 5, 2013
D692762 Vial with cap November 5, 2013
D692489 Note dispenser October 29, 2013
D692125 Respiratory mask October 22, 2013
D692058 Dispenser October 22, 2013
D692056 Tape October 22, 2013
D691813 Brush October 22, 2013
D670036 Headgear October 30, 2012
D669170 Dental syringe October 16, 2012
D669155 Filtration capsule October 16, 2012
D668496 Scouring pad holder October 9, 2012
D668392 Hearing protector October 2, 2012
D668326 Turbo unit cover October 2, 2012
D668298 Sheet dispenser and writing instrument holder October 2, 2012
D668296 Tape dispenser October 2, 2012
D668094 Water filtration pitcher October 2, 2012
D668001 Front opening frame of a welding helmet September 25, 2012

 
 
  Recently Added Patents
Graphical planner
Method for conformal plasma immersed ion implantation assisted by atomic layer deposition
Housekeeping cart
Automated solar collector installation design including ability to define heterogeneous design preferences
Optical module for a microlithography objective including holding and supporting devices
Composite filtration membranes and methods of preparation thereof
Method for computing an energy efficient route
  Randomly Featured Patents
Cold-storage cartridge
Apparatus for charging receptacles with stacked, flat items
Three-dimensional memory structure and manufacturing method thereof
Method and apparatus for communicating using 3-dimensional image display
Trailer for transporting golf carts and the like
Horseshoe key chain
Cantilever-type near-field probe for optical data storage and method of manufacturing the same
3-(substituted)-2-indolinones compounds and use thereof as inhibitors of protein kinase activity
Carburetor calibration
Watercraft for transportation and exercise