Patents by Inventor Kenneth Shaw

Kenneth Shaw has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Modular computer system having self contained workslate unit detachably coupled to base unit including keyboard
    Patent number: 5264992
    Abstract: A computer base unit has a keyboard and computer peripherals. A removable workslate, capable of stand-along operation and containing a digitizer display, computer and rechargeable power supply attaches to the base unit through an interlocking connector that holds the workslate in a tilted position and connects the base unit and its peripherals to the workslate computer. The base unit and workslate comprise housings are constructed of a composite comprising layers of woven, resin impregnated fibers and a layer of electromagnetic shielding.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: November 23, 1993
    Assignee: Tusk, Incorporated
    Inventors: Per Hogdahl, William Hart, Charles Krallman, Kenneth Shaw
  • Certain pyrroloquinolinones: a new class of GABA brain receptor ligands
    Patent number: 5243049
    Abstract: This invention encompasses compounds of the formula: ##STR1## and the pharmaceutically acceptable non-toxic salts thereof wherein X and Y are the same or different and represent oxygen or H.sub.2 with the proviso that not both X and Y are H.sub.2 ; W represents phenyl, thienyl, or pyridyl, each of which may be unsubstituted or momo or disubstituted with organic or inorganic substituents; and R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are variables representing organic and inorganic substituents.These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdose with benzodiazepine drugs, and enhancement of memory.
    Type: Grant
    Filed: January 22, 1992
    Date of Patent: September 7, 1993
    Assignee: Neurogen Corporation
    Inventors: Kenneth Shaw, Jun Yuan
  • Certain cycloalkyl imidazopyrimidines; a new class of GABA brainreceptor ligands
    Patent number: 5185446
    Abstract: This invention encompasses compounds of the formula: ##STR1## and pharmaceutically acceptable non-toxic salts thereof wherein n is 0,1 or 2 and X is --N.dbd.C--R.sub.9 or NR.sub.10 --C.dbd.Twhere R.sub.1, R.sub.2, R.sub.3, and R.sub.9 and R.sub.10 and X, Y, W and T are variables.These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdoes with benzodiazepine type drugs, and enhancement of alertness.
    Type: Grant
    Filed: September 4, 1990
    Date of Patent: February 9, 1993
    Assignee: Neurogen Corporation
    Inventors: Kenneth Shaw, Alan J. Hutchison
  • 2-substituted imidazoquinoxaline diones, a new class of GABA brain receptor ligands
    Patent number: 5130430
    Abstract: The invention encompasses compounds of the formula: ##STR1## and the pharmaceutically acceptable non-toxic salts thereof wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 represent organic or inorganic substituents; X represents hydrogen, halogen, hydroxy or amino and W represents phenyl, thienyl or pyridyl, each of which may be unsubstituted or mono or disubstituted with organic or inorganic substituents.These compounds are highly selective agonists, antagonists or inverse agonists for GABA a brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdose with benzodiazepine drugs, and enhancement of memory.
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: July 14, 1992
    Assignee: Neurogen Corporation
    Inventor: Kenneth Shaw