Public Use Patents

Public domain technologies

Patents available to the public for free use.

These patents are no longer being maintained as part of Sandia’s Intellectual Property portfolio and represent an opportunity for industry, researchers, and academia to benefit from this research and development. These technologies are free to use as is and do not require a license agreement.

61 Patents/Applications
Portfolio
Title
Patent
SD
Date
Microelectronics & MEMSScanning fluorescent microthermal imaging apparatus and method 5,705,821 5798.001/06/1998
Microelectronics & MEMSSemiconductor structures having electrically insulating and conducting portions formed from an AlSb-alloy layer 5,726,462 5741.003/10/1998
Microelectronics & MEMSUse of chemical mechanical polishing in micromachining 5,804,084 5866.009/08/1998
Energy & EnvironmentGaAs photoconductive semiconductor switch 5,804,815 5706.009/08/1998
Materials, Chemistry, & NanoscienceMethod of processing "BPS" glass ceramic and seals made therewith 5,820,989 5672.010/13/1998
Microelectronics & MEMSMethod of and apparatus for determining deposition-point temperature 5,827,952 5903.010/27/1998
Microelectronics & MEMSCalorimetric gas sensor 5,834,627 5913.011/10/1998
Microelectronics & MEMSMagnetically excited flexural plate wave apparatus 5,836,203 5837.011/17/1998
Materials, Chemistry, & NanoscienceMonolithic ballasted penetrator 6,186,072 6058.002/13/2001
Materials, Chemistry, & NanoscienceMethod for making field-structured memory materials 6,391,393 6305.005/21/2002
Microelectronics & MEMSMicro heat barrier 6,605,339 6609.008/12/2003
Microelectronics & MEMSMethod for remote detection of trace contaminants 6,617,591 6782.009/09/2003
Microelectronics & MEMSApparatus to position a microelectromechanical platform 6,624,548 6549.009/23/2003
Microelectronics & MEMSBi-directional planar slide mechanism 6,640,452 6428.111/04/2003
Microelectronics & MEMSSurface-micromachined rotatable member having a low-contact-area hub 6,649,947 6349.111/18/2003
Microelectronics & MEMSMethods for fabricating a micro heat barrier 6,673,254 7075.001/06/2004
Microelectronics & MEMSMicrooptical system and fabrication method therefor 6,867,435 6700.103/15/2005
BioscienceHigh pressure capillary connector 6,926,313 8357.008/09/2005
Microelectronics & MEMSSacrificial plastic mold with electroplatable base 6,929,733 8268.308/16/2005
Microelectronics & MEMSMechanically latchable tiltable platform for forming micromirrors and micromirror arrays 7,148,603 6629.012/12/2006
BioscienceContinuous flow dielectrophoretic particle concentrator 7,204,923 8347.004/17/2007
BioscienceVesicle-based method and apparatus for collecting, manipulating, and chemically processing trace macromolecular species 7,338,796 8462.103/04/2008
Energy & EnvironmentMIS-based sensors with hydrogen selectivity 7,340,938 8585.103/11/2008
BioscienceDielectrophoresis device and method having insulating ridges for manipulating particles 7,347,923 8480.003/25/2008
Sensors & DetectorsLow power, scalable multichannel high voltage controller 7,348,688 8409.103/25/2008
BioscienceApparatus for producing a thin sample band in a microchannel system 7,371,310 8263.105/13/2008
BioscienceHigh-pressure microhydraulic actuator 7,384,526 8498.006/10/2008
Materials, Chemistry, & NanoscienceBonding thermoplastic polymers 7,390,377 8591.006/24/2008
BioscienceModular high voltage power supply for chemical analysis 7,400,119 8427.107/15/2008
BioscienceDielectrophoresis device and method having non-uniform arrays for manipulating particles 7,419,574 8481.009/02/2008
BiosciencePortable apparatus for separating sample and detecting target analytes 7,452,507 8412.111/18/2008
Information & Computer SystemsSecure videoconferencing equipment switching system and method 7,477,614 8484.001/13/2009
BioscienceCastable three-dimensional stationary phase for electric field-driven applications 7,488,407 8335.102/10/2009
BioscienceProtein detection system 7,527,977 8496.105/05/2009
BioscienceMethods and devices for high-throughput dielectrophoretic concentration 7,666,289 8554.102/23/2010
BioscienceInsulator-based DEP with impedance measurements for analyte detection 7,678,256 10477.003/16/2010
BioscienceModular high voltage power supply for chemical analysis 7,710,086 8427.205/04/2010
BioscienceVesicle-based method for collecting, manipulating, and chemically processing trace macromolecular species 7,776,357 8462.208/17/2010
BioscienceConcentration and separation of biological organisms by ultrafiltration and dielectrophoresis 7,811,439 8597.110/12/2010
BiosciencePreconcentration and separation of analytes in microchannels 7,828,948 8604.111/09/2010
Materials, Chemistry, & NanoscienceSingle-layer transition metal sulfide catalysts 7,951,747 11218.005/31/2011
BioscienceMicrofluidic devices and methods for integrated flow cytometry 7,999,937 11030.108/16/2011
BioscienceParticle sorter comprising a fluid displacer in a closed-loop fluid circuit 8,162,149 11162.004/24/2012
BioscienceMethod for voltage-gated protein fractionation 8,163,154 10545.004/24/2012
BioscienceDielectrophoresis device and method having nonuniform arrays for manipulating particles 8,257,571 8481.009/04/2012
BioscienceMethod for concentration and separation of biological organisms by ultrafiltration and dielectrophoresis 8,257,568 8597.209/04/2012
Energy & EnvironmentCapillary interconnect device 8,585,986 12001.111/19/2013
BioscienceMicropores and methods of making and using thereof 8,585,916 10978.211/19/2013
Materials, Chemistry, & NanoscienceBulk synthesis of nanoporous palladium and platinum powders 8,696,787 10991.204/15/2014
BioscienceDielectrokinetic chromatography and devices thereof 8,702,946 8610.104/22/2014
BioscienceMethods and devices for immobilization of single particles in a virtual channel in a hydrodynamic trap 8,815,177 10740.208/26/2014
BioscienceDielectrokinetic chromatography devices 8,911,606 12/16/2014
BioscienceDevices, systems, and methods for microscale isoelectric fractionation 9,005,417 11149.004/14/2015
Materials, Chemistry, & NanoscienceTunable electrical conductivity in metal-organic framework thin film devices 9,346,831 12788.105/24/2016
BioscienceMicropores and methods of making and using thereof 9,404,913 10978.308/02/2016
BioscienceDevices, systems, and methods for microscale isoelectric fractionation 9,409,357 11149.108/09/2016
Materials, Chemistry, & NanoscienceTunable electrical conductivity in metal-organic framework thin film devices 9,428,525 12788.208/30/2016
BioscienceMicromanifold assembly 8,163,254 8367.004/24/2012
Sensors & DetectorsMultiaxis sensing using metal organic frameworks 9,546,887 12993.001/17/2017
Sensors & DetectorsReconfigurable electronics using conducting metal-organic frameworks 9,711,743 13003.007/18/2017
BioscienceFunctionalized lignin, rubber containing functionalized lignin and products containing such rubber composition 8,664,305 11298.003/04/2014