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Patent List

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Each link below goes to the full text patent. If you wish to view any of the images, you will need to download a viewer available from the US Patent Office.

Title Patent # Issue Date
Electrospinning in a controlled gaseous environment 7,297,305 20-Nov-07
Cocaine receptor binding ligands 7,291,737 06-Nov-07
Process for desulfurizing hydrocarbon fuels and fuel components 7,291,259 06-Nov-07
Spontaneous emission-enhanced heat transport structures for cooling, sensing, and power generation 7,282,798 16-Oct-07
Attrition-resistant bulk iron catalysts and processes for preparing and using same 7,259,286 21-Aug-07
Cocaine receptor binding ligands 7,189,737 13-Mar-07
Electrospinning of fibers using a rotatable spray head 7,134,857 14-Nov-06
Plasma processing system and method 7,112,536 26-Sep-06
Intrusion tolerant server system 7,076,801 11-Jul-06
Camptothecin analogs having an E-ring ketone 7,071,204 04-Jul-06
7-substituted camptothecin and camptothecin analogs and methods for producing the same 7,067,666 27-Jun-06
Method for statistical disclosure limitation 7,058,638 06-Jun-06
Three dimensional multimode and optical coupling devices 7,042,306 09-May-06
Electromagnetic radiation detectors having a microelectromechanical shutter device 7,026,602 11-Apr-06
17.beta.-amino and hydroxylamino-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 7,018,991 28-Mar-06
Cocaine receptor binding ligands 7,011,813 14-Mar-06
Kappa opioid receptor ligands 6,974,824 13-Dec-05
MEMS electrostatically actuated optical display device and associated arrays 6,972,889 06-Dec-05
Method of removing and recovering elemental sulfur from highly reducing gas streams containing sulfur gases 6,962,683 08-Nov-05
Zinc oxide-based sorbents and processes for preparing and using same 6,951,635 04-Oct-05
Layered photonic crystals 6,924,921 02-Aug-05
Three dimensional multimode and optical coupling devices 6,906,598 14-Jun-05
Androgenic steroid compounds and a method of making and using the same 6,864,248 08-Mar-05
Impedance control devices for use in the transition regions of electromagnetic and optical circuitry and methods for using same 6,832,029 14-Dec-04
Camptothecin compounds with a thioether group 6,825,206 30-Nov-04
Compounds having unique CB1 receptor binding selectivity and methods for their production and use 6,825,209 30-Nov-04
Attrition resistant, zinc titanate-containing, reduced sulfur sorbents 6,812,189 02-Nov-04
Flexible optoelectronic circuit and associated method 6,763,156 13-Jul-04
Method for preparation of thermally and mechanically stable metal/porous substrate composite membranes 6,761,929 13-Jul-04
17.beta-acyl-17.alpha-propynyl-11.beta-(cyclic amino) aryl steroids and their derivatives having antagonist hormonal properties 6,740,645 25-May-04
Cascade cryogenic thermoelectric cooler for cryogenic and room temperature applications 6,722,140 20-Apr-04
Cocaine receptor binding ligands 6,706,880 16-Mar-04
Androgenic steroid compounds and a method of making and using the same 6,670,352 30-Dec-03
Cascade cryogenic thermoelectric cooler for cryogenic and room temperature applications 6,662,570 16-Dec-03
17.beta-amino and hydroxylamino-11.beta-arylsteroids and their derivatives having agonist or antagonist hormonal 6,620,801 16-Sep-03
Opiate compounds, methods of making and methods of use 6,593,348 15-Jul-03
Kappa opioid receptor ligands 6,559,159 6-May-03
Plasma processing system and method 6,558,504 6-May-03
Plasma furnace disposal of hazardous wastes 6,552,295 22-Apr-03
Opiate compounds, methods of making and methods of use 6,552,032 22-Apr-03
Compounds and methods for promoting smoking cessation 6,538,010 25-Mar-03
Cocaine receptor binding ligands 6,531,483 11-Mar-03
Opiate compounds, methods of making and methods of use 6,531,481 11-Mar-03
Cascade cryogenic thermoelectric cooler for cryogenic and room temperature applications 6,505,468 14-Jan-03
Portable air sampling apparatus including non-intrusive activity monitor and methods of using same 6,502,469 7-Jan-03
Process for the demercaptanization of petroleum distillates 6,485,633 26-Nov-02
Method of promoting smoking cessation 6,479,509 12-Nov-02
Ligands for .alpha.-7 nicotinic acetylcholine receptors based on methyllcaconitine 6,416,735 9-Jul-02
Light emitting device contact layers having substantially equal spreading resistance and method of manufacture 6,410,943 25-Jun-02
Androgenic steroid compounds and a method of making and using the same 6,369,047 9-Apr-02
Self aligned symmetric process and device 6,368,930 9-Apr-02
Dopamine transporter imaging ligand 6,358,492 19-Mar-02
Cocaine receptor binding ligands 6,329,520 11-Dec-01
Portable air sampling apparatus including non-intrusive activity monitor and methods of using same 6,327,918 11-Dec-01
Metal sulfide initiators for metal oxide sorbent regeneration 6,306,793 23-Oct-01
Thin-film thermoelectric device and fabrication method of same 6,300,150 9-Oct-01
Camptothecin .beta.-alanine esters with topoisomerase I inhibition 6,288,072 11-Sep-01
10, 11-difluoromethylenedioxycamptothecin compounds with topoisomerase I inhibition 6,268,375 31-Jul-01
17.beta.-amino and hydroxylamino-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 6,262,042 17-Jul-01
17.beta.-acyl-17.alpha.-propynyl-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 6,172,052 9-Jan-01
Method for making cocaine receptor binding ligands and intermediates therefor 6,123,917 26-Sep-00
Heterojunction bipolar transistor and method of manufacturing 6,107,151 22-Aug-00
Durable plasma treatment apparatus and method 6,105,518 22-Aug-00
Portable air sampling systems including non-intrusive activity monitor and methods of using same 6,105,440 22-Aug-00
17.beta.-nitro-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 6,093,707 25-Jul-00
Low temperature chemical vapor deposition and etching apparatus and method 6,071,351 6-Jun-00
11.beta.-aryl-17, 17-spirothiolane-substituted steroids 6,043,235 28-Mar-00
Water-soluble esters of camptothecin compounds 6,040,313 21-Mar-00
20-keto-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 6,020,328 1-Feb-00
17.beta.-nitro-11.beta.-arylisteroids and their derivatives having agonist or antagonist hormonal properties 6,015,805 18-Jan-00
Camptothecin compounds with combined topoisomarase I inhibition and DNA alkylation properties 5,985,888 16-Nov-99
Fluidizable particulate materials and methods of making same 5,972,835 26-Oct-99
17.beta.-nitro-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties 5,962,444 5-Oct-99
Method and apparatus for transitions and other special effects in digital motion video 5,959,690 28-Sep-99
Hexahydroindenopyridine compounds having antispermatogenic activity 5,952,336 14-Sep-99
Androgenic steroid compounds and a method of making and using the same 5,952,319 14-Sep-99
Methods for controlling invertebrate pests using cocaine receptor binding ligands 5,935,953 10-Aug-99
Camptothecin compounds with combined topoisomerase I inhibition and DNA alkylation properties 5,932,588 3-Aug-99
Attrition resistant catalysts and sorbents based on heavy metal poisoned FCC catalysts 5,928,980 27-Jul-99
Water-soluble esters of camptothecin compounds 5,916,896 29-Jun-99
Metal sulfide initiators for metal oxide sorbent regeneration 5,914,288 22-Jun-99
Line plasma vapor phase deposition apparatus and method 5,908,565 1-Jun-99
Durable plasma treatment apparatus and method 5,874,014 23-Feb-99
Synthesis of 5-aminocarbonyl-5H-dibenzo[a,d]cyclohepten-5,10-imine 5,831,095 5-Nov-98
Plasma treatment apparatus 5,800,620 1-Sep-98
Method for producing elemental sulfur from sulfur-containing gases 5,798,088 25-Aug-98
High injection bipolar transistor 5,780,880 14-Jul-98
Cocaine receptor binding ligands 5,736,123 7-Apr-98
Zinc titanate sorbents 5,714,431 3-Feb-98
Water-soluble esters of camptothecin compounds 5,646,159 8-Jul-97
Plasma treatment method for treatment of a large-area work surface apparatus and methods 5,643,639 1-Jul-97
Polymer blend materials composed of an aromatic polyamide and a soluble polyamide 5,637,653 10-Jun-97
Inhibition of plasmodia parasites by camptothecin compounds 5,614,529 25-Mar-97
Methods and apparatus for controlling toxic compounds using catalysis-assisted non-thermal plasma 5,609,736 11-Mar-97
Method of fabricating a thin film transistor 5,585,292 17-Dec-96
Selective inhibitors of biogenic amine transporters 5,574,060 12-Nov-96
Cocaine receptor binding ligands 5,496,953 5-Mar-96
Inhibition of hemoflagellates by camptothecin compounds 5,496,830 5-Mar-96
Process and apparatus for chemical vapor deposition of diamond films using water-based plasma discharges 5,480,686 2-Jan-96
Method and apparatus for protecting a substrate surface from contamination using the photophoretic effect 5,472,550 5-Dec-95
Device for focussing particles suspended in a gas stream 5,439,513 8-Aug-95
Chemical vapor deposition of diamond films using water-based plasma discharges 5,418,018 23-Apr-95
Cocaine receptor binding ligands 5,413,779 9-May-95
Alkyl camptothecin compounds as potent inhibitors of human colorectal cancer 5,401,747 28-Mar-95
Cocaine receptor binding ligands 5,380,848 10-Jan-95
Method for producing elemental sulfur from sulfur-containing gases 5,366,717 22-Nov-94
Camptothecin analogs as potent inhibitors of topoisomerase I 5,364,858 15-Nov-94
Method of treating tumors with anti-tumor effective camptothecin compounds 5,340,817 23-Aug-94
Hexahydroindenopyridine compounds having antispermatogenic activity 5,319,084 7-Jun-94
Symmetric self-aligned processing 5,318,916 7-Jun-94
S-2-(substituted ethylamino)ethyl phosphorothioates 5,298,499 29-Mar-94
Method of manufacturing heterojunction transistors with self-aligned metal contacts 5,272,095 21-Dec-93
Fluidizable zinc titanate materials with high chemical reactivity and attrition resistance 5,254,516 19-Oct-93
Camptothecin analogs as potent inhibitors of topoisomerase I 5,244,903 14-Sep-93
Apparatus and method for uniformly coating a substrate in an evacuable chamber 5,229,171 30-Jul-93
Pharmaceutical compositions and methods employing camptothecins 5,227,380 13-Jul-93
Methods of treating colon tumors with tumor-inhibiting camptothecin compounds 5,225,404 6-Jul-93
10,11-methylenedioxy-20(RS)-camptothecin and 10,11-methylenedioxy-20(S)-camptothecin analogs 5,180,722 19-Jan-93
Remote plasma enhanced CVD method and apparatus for growing an epitaxial semiconductor layer 5,180,435 19-Jan-93
Semiconductor device having a semiconductor substrate interfaced to a dissimilar material by means of a single crystal pseudomorphic interlayer 5,168,330 1-Dec-92
Isoprenoid phospholipase A2 inhibitors and preparations comprising same 5,141,959 25-Sep-92
Cocaine receptor binding ligands 5,128,118 7-Jul-92
10,11-methylenedioxy camptothecins 5,122,606 16-May-92
Camptothecin and analogs thereof and pharmaceutical compositions and method using them 5,122,526 16-Jun-92
Camptothecin analogs as potent inhibitors of topoisomerase I 5,106,742 21-Apr-92
11 .beta.-substituted progesterone analogs 5,073,548 17-Dec-91
Measurement of ultrafine particle size distributions 5,072,626 17-Dec-91
Pentacyclic triterpenoid compounds as topoisomerase inhibitors or cell differentiation inducers 5,064,823 12-Nov-91
Process for detection of sub-micron particulate contamination on a bare (planar) substrate 5,061,068 29-Oct-91
Total synthesis of 20(S) and 20(R)-camptothecin and compthothecin derivatives 5,053,512 1-Oct-91
10,11-methylenedioxy-20(RS)-camptothecin analogs 5,049,668 17-Sep-91
Remote plasma enhanced CVD method and apparatus for growing an epitaxial semconductor layer 5,018,479 28-May-91
Synthesis of camptothecin and analogs thereof 4,981,968 1-Jan-91
Method and apparatus for automatic cuing 4,972,486 20-Nov-90
11 .beta.-substituted progesterone analogs 4,954,490 4-Sep-90
Synthesis of camptothecin and analogs thereof 4,894,456 16-Jan-90
Remote plasma enhanced CVD method for growing an epitaxial semiconductor layer 4,870,030 29-Sep-89
17 .alpha.-(substituted-methyl)-17.beta.-hydroxy/esterified hydroxy steroids and their progestational use 4,861,763 29-Aug-89
Rasterization system for converting polygonal pattern data into a bit-map 4,837,447 6-Jun-89
17.alpha.-(substituted-methyl)-17.beta.-hydroxy/esterified hydroxy steroids and pharmaceutical compositions containing them 4,774,236 27-Aug-88
Azabicyloalkane phenyl substituted alkane carboxylates, their preparation and use as anticholinergic agents 4,713,391 15-Dec-87
Vision enhancing system 4,704,000 3-Nov-87
Porous bioabsorbable polyesters 4,702,917 27-Oct-87
Fluid separator apparatus and method 4,636,315 13-Jan-87
Fluid distributor 4,537,217 27-Aug-85
Progrestationally active steroids 4,512,986 23-Apr-85
Method and apparatus for displaying speech information 4,414,431 8-Nov-83