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Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

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Class 264/401 - STEREOLITHOGRAPHIC SHAPING FROM LIQUID PRECURSOR


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Processes directed to the application of electromagnetic
No. of patents: 594
Last issue date: 03/26/2013


1                      
NumberTitleIssue Date
8404173Polymer object optical fabrication process
High-volume mass-production and customization of complex three-dimensional polymer and polymer-derived-ceramic microstructures are manufactured in a single step directly from three dimensional computer models. A projection based non-degenerate two-photon induced pho...
03/26/2013
8372330Resin solidification substrate and assembly
A solidification substrate assembly for making a three-dimensional object from a solidifiable material includes a solidification substrate assembly. In certain examples, the solidifiable material solidifies in contact with the solidification substrate, and the tilti...
02/12/2013
RE43955Process for the production of a three-dimensional object with resolution improvement by pixel-shift
The invention relates to a process or a device for the production of a three-dimensional object by layer-wise solidification of a material which is solidifiable under the application of electromagnetic irradiation by means of mask illumination, wherein the mask is p...
02/05/2013
8361376Process of making a three-dimensional object
An optical three-dimensional shaped item excelling in the smoothness of molding end face. There is provided a three-dimensional shaped item composed of, superimposed one upon another, multiple cured resin layers having a given configurational pattern formed by irrad...
01/29/2013
8318076Selective deposition modeling methods for improved support-object interface
There are provided method and apparatus for the forming of three-dimensional objects in a layered fashion, wherein improvements are made to the support structure to improve the quality of the resulting three-dimensional objects. The support structure may include enc...
11/27/2012
8309274Separator plates formed by photopolymer based processes
A separator plate for a fuel cell is provided, including a substrate having a radiation-cured first flow field layer disposed thereon. A method for fabricating the separator plate is also provided. The method includes the steps of providing a substrate; applying a f...
11/13/2012
8252223Methods and systems for integrating fluid dispensing technology with stereolithography
An integrated system and method of integrating fluid dispensing technologies (e.g., direct-write (DW)) with rapid prototyping (RP) technologies (e.g., stereolithography (SL)) without part registration comprising: an SL apparatus and a fluid dispensing apparatus furt...
08/28/2012
8241550Imprint lithography
An imprint lithography apparatus is disclosed that has a template holder configured to hold an imprint template, a substrate table, and an optical encoder, the optical encoder having a radiation output, a first diffraction grating, and a detector, the radiation outp...
08/14/2012
8197743Hydrogel constructs using stereolithography
A preferred embodiment of the present invention provides a method and system for building cost-efficient biocompatible hydrogel constructs using stereolithography. Hydrogel constructs may be used in, for example, multi-lumen nerve regeneration conduits and other tis...
06/12/2012
8173059Manufacturing process improvement
A method of manufacturing an article using stereolithography in which the article includes at least one feature that defines an isolated volume is described. The method includes the step of forming one or more removable structures within said isolated volume from cu...
05/08/2012
8133427Photo nanoimprint lithography
The present invention is directed to providing a photo nanoimprint lithography which can form a more uniform base layer. A photo nanoimprint lithography according to the present invention includes the steps of discretely applying a photo-curable resist drop-wise ont...
03/13/2012
8110135Process and freeform fabrication system for producing a three-dimensional object
The present invention describes a process for producing a three-dimensional object, comprising: providing a material to be solidified, the material comprising a filler and a binder; delivering electromagnetic radiation and/or synergistic stimulation in a pattern or ...
02/07/2012
8105527Rapid prototyping and manufacturing system and method
A stereolithography apparatus having a resin vat with resupply containers in one-way flow communication and a leveling container in two-way how communication, an automatic offload cart to remove and replace build support platforms, an elevator assembly for supportin...
01/31/2012
8048359Compensation of actinic radiation intensity profiles for three-dimensional modelers
There is provided methods and apparatus for compensation of intensity profiles of imagers used in three-dimensional modelers. The intensity profile of the actinic radiation projected from the imager is determined by a variety of techniques, including but not limited...
11/01/2011
8034279Method and device for manufacturing a three-dimensional object
A method for manufacturing a three-dimensional object by successively solidifying layers of a building material at positions in the respective layer corresponding to the cross-section of the object is provided, wherein at least a partial region of a layer is solidif...
10/11/2011
8021593Method of producing a three-dimensional structure and fine three-dimensional structure
A method of producing a three-dimensional structure contains the steps of: arranging a substrate close to a tip of a needle-shaped fluid-ejection body having a fine diameter supplied with a solution, ejecting a fluid droplet having an ultra-fine diameter toward a su...
09/20/2011
8003040Process and freeform fabrication system for producing a three-dimensional object
The present invention provides a process for producing at least one three-dimensional object, comprising: providing a material to be solidified; delivering electromagnetic radiation and/or synergistic stimulation in a pattern or an image to a building region for sol...
08/23/2011
8003039Method for tilting solid image build platform for reducing air entrainment and for build release
A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a buil...
08/23/2011
7959847Methods for multi-material stereolithography
Methods and systems of stereolithography for building cost-efficient and time-saving multi-material, multi-functional and multi-colored prototypes, models and devices configured for intermediate washing and curing/drying is disclosed including: laser(s), liquid and/...
06/14/2011
7931851Stereolithographic method and apparatus
A method and an apparatus includes using a planar plotting mask which can continuously change a mask image; continuously moving the planar plotting mask with reference to the surface of the photocurable resin composition and exposing the surface of a photocurable re...
04/26/2011
7927538Light-curing slips for the stereolithographic preparation of dental ceramics
Slip based on a polyreactive binder, polymerization initiator and filler, which contains (A) 5-65 wt.-% polymerizable binder, (B) 0.001-1.0 wt.-% photoinitiator and (C) 35-90 wt.-% surface-modified ceramic and/or glass ceramic particles relative to the overall mass ...
04/19/2011
7906061Bubble-free cross-sections for use in solid imaging
A solid imaging apparatus and method employing build material transfer means effective to transfer solidifiable liquid build material from a first side of a radiation transparent build material carrier to a receiving substrate without entrapping air bubbles in layer...
03/15/2011
7892474Continuous generative process for producing a three-dimensional object
The invention describes a process and a device for producing at least one three-dimensional object, a photo-polymerizable material is solidified by means of simultaneous or almost simultaneous exposure of a build area or partial build area in a building plane via el...
02/22/2011
7892473Feeder tube for filling containers with pills
A pill delivery and packing apparatus having a feeder tube for delivering pills is provided. The feeder tube has a helical delivery chute that extends between an inlet side and an exit side of the tube. The delivery chute has a helical inner contour and a rectangula...
02/22/2011
7875232Simultaneous negative cast and shell fabrication for custom hearing aids
In a method to create a hearing aid housing shell and a negative cast for a hearing aid to be fitted to a patient's ear canal, a 3D jet printer apparatus is provided able to build a 3D part by injecting both the soft material and a hard material with the soft materi...
01/25/2011
7871556Jettable compositions
A fully curable jettable composition having a viscosity less than 30 cps at a temperature within the range of 15° C.-180° C. comprising (i) at least one low viscosity reactive resin; (ii) at least one higher viscosity resin having a viscosity greater than twice th...
01/18/2011
7790093Process for the production of a three-dimensional object with resolution improvement by “pixel-shift”
The invention relates to a process or a device for the production of a three-dimensional object by layer-wise solidification of a material which is solidifiable under the application of electromagnetic irradiation by means of mask illumination, wherein the mask is p...
09/07/2010
7780897Hydrogel constructs using stereolithography
A preferred embodiment of the present invention provides a method and system for building cost-efficient biocompatible hydrogel constructs using stereolithography. Hydrogel constructs may be used in, for example, multi-lumen nerve regeneration conduits and other tis...
08/24/2010
7758799Edge smoothness with low resolution projected images for use in solid imaging
A solid imaging apparatus and method employing sub-pixel shifting in multiple exposures of the digitally light projected image of a cross-section of a three-dimensional object on a solidifiable liquid medium. The multiple exposures provide increased resolution, pres...
07/20/2010
77448013D modeling device and 3D modeling method for supplying material with high precision
A 3D modeling device performs repeatedly a step of cutting a subsidiary material layer formed of a subsidiary material and cutting a modeling material layer formed of a modeling material. The 3D modeling device comprises at least one of a subsidiary material supplyi...
06/29/2010
7736577Stereolithography apparatus and stereolithography method
A stereolithography apparatus that forms a three-dimensional model by sequentially laminating cured resin layers through repetition of a cycle of selectively applying light to liquid photocurable resin to form a cured resin layer, further applying liquid photocurabl...
06/15/2010
7731887Method for removing excess uncured build material in solid imaging
Solid imaging apparatus and methods for use are disclosed that reduce the amount of uncured solid imaging build material remaining on a completed build object following the completion of the solid imaging build process. The amount of uncured build material is reduce...
06/08/2010
7718111Photocurable compositions for articles having stable tensile properties
A photocurable composition comprising cationically curable compound, an acrylate-containing compound; a hydroxyl-containing compound; a cationic photoinitiator; and a free radical photoinitiator; wherein said composition has less than 0.54 equivalents of cationicall...
05/18/2010
7682551Method for manufacturing three-dimensional photonic structure
A three-dimensional component having cavities containing a photocurable resin material and having a structure in which a plurality of cured resin layers composed of the photo-cured resin material are stacked, is manufactured by stereolithography. Inorganic members a...
03/23/2010
7674422Reinforced thin-shell molds
A method and a system for forming a polymeric resin mold for molding plastic items, wherein the method includes: (a) using a rapid-prototyping process to create a polymeric resin shell having a configuration in the form of the mold; (b) introducing a reinforcing mat...
03/09/2010
7670541Optical shaping apparatus and optical shaping method
The cross-sectional shape data of a three-dimensional model is divided according to work small areas obtained by dividing a work entire area where optical shaping work is performed into a plurality of areas, and work small area data which is cross-sectional shape da...
03/02/2010
7655174Jettable compositions
A fully curable jettable composition having a viscosity less than 30 cps at a temperature within the range of 15-180° C., more preferably at a temperature of 15-100° C., e.g. 60-80° C. the composition comprising: (A) at least one low viscosity reactive resin sele...
02/02/2010
7604768Method for printing of three-dimensional objects
A method to help control the quality of printed three-dimensional objects is provided. The method may include depositing building materials to print a three-dimensional object with an adjacent support construction such that the object and the support construction ar...
10/20/2009
7585450Rapid prototyping and manufacturing system and method
A stereolithography apparatus having a resin vat with resupply containers in one-way flow communication and a leveling container in two-way flow communication, an automatic offload cart to remove and replace build support platforms, an elevator assembly for supporti...
09/08/2009
7438846Apparatus and method for the non-destructive separation of hardened material layers from a flat construction plane
An apparatus and a method for the separation of a material layer (4) hardened on a flat plane (2) serving as a reference by means of a flexible, elastic separating layer (1) arranged between plane and material layer and designed in the form of a...
10/21/2008
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