Patents by Inventor Dennis W. Powell

Dennis W. Powell 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).

  • Power tool including an accessory
    Patent number: 9975233
    Abstract: A power tool includes a motor, a foot plate, a detent system, and an accessory. The motor is configured to move a saw blade in a repeating pattern of movement. The foot plate defines a saw blade opening and includes a guide surface that defines a storage space. The detent system is supported by the foot plate and has a detent member. The accessory defines (i) a first detent structure configured to receive the detent member therein, and (ii) a second detent structure configured to receive the detent member therein. The accessory is positionable between (i) a use position in which the accessory is spaced apart from the foot plate, and (ii) a storage position in which the accessory is located in the storage space.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: May 22, 2018
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventor: Dennis W. Powell
  • Tricyclic protein kinase inhibitors
    Patent number: 7105531
    Abstract: This invention provides compounds of formula 1, having the structure which are useful as inhibitors of protein tyrosine kinase and are antiproliferative agents.
    Type: Grant
    Filed: July 10, 2003
    Date of Patent: September 12, 2006
    Assignee: WYETH
    Inventors: Dan M. Berger, Minu D. Dutia, Frenel F. DeMorin, Diane H. Boschelli, Dennis W. Powell, Hwei-Ru Tsou, Allan Wissner, Nan Zhang, Fei Ye, Biqi Wu
  • Tricyclic protein kinase inhibitors
    Publication number: 20040110762
    Abstract: This invention provides compounds of formula 1, having the structure 1
    Type: Application
    Filed: July 10, 2003
    Publication date: June 10, 2004
    Applicant: WYETH
    Inventors: Dan M. Berger, Minu D. Dutia, Frenel F. DeMorin, Diane H. Boschelli, Dennis W. Powell, Hwei-Ru Tsou, Allan Wissner, Nan Zhang, Fei Ye, Biqi Wu
  • Tricyclic protein kinase inhibitors
    Patent number: 6638929
    Abstract: This invention provides compounds of formula 1, having the structure which are useful as inhibitors of protein tyrosine kinase and are antiproliferative agents.
    Type: Grant
    Filed: December 29, 2000
    Date of Patent: October 28, 2003
    Assignee: Wyeth
    Inventors: Dan M. Berger, Minu D. Dutia, Frenel F. DeMorin, Diane H. Boschelli, Dennis W. Powell, Hwei-Ru Tsou, Allan Wissner, Nan Zhang, Fei Ye, Biqi Wu
  • Tricyclic protein kinase inhibitors
    Publication number: 20010051620
    Abstract: This invention provides compounds of formula 1, having the structure 1
    Type: Application
    Filed: December 29, 2000
    Publication date: December 13, 2001
    Applicant: American Home Products Corporation
    Inventors: Dan M. Berger, Minu D. Dutia, Frenel F. DeMorin, Diane H. Boschelli, Dennis W. Powell, Hwei-Ru Tsou, Allan Wissner, Nan Zhang, Fei Ye, Biqi Wu
  • Substituted quinolinecarboxylic acids
    Patent number: 4968702
    Abstract: Substituted quinolinecarboxylic acids useful in the treatment of arthritis by inhibiting the progressive joint deterioration characteristic of arthritic disease and for inducing immunosuppression are disclosed. Methods of synthesis and use of the novel compounds are also disclosed.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: November 6, 1990
    Assignee: American Cyanamid Company
    Inventors: John F. Poletto, Dennis W. Powell, Diane H. Boschelli
  • N-substituted -N-(3-(1,2,4-triazolo-(4,3-b)pyridazin-6-yl)phenyl)alkanamides, carbamates and ureas
    Patent number: 4892873
    Abstract: Novel organic compounds which are N-substituted-N-[3-(1,2,4-triazolo[4,3-b]pyridazin-6-yl)phenyl]alkanamdies , carbamates and ureas which are useful as anxiolytic or antiepileptic agents, methods of using the compounds, compositions of matter containing them as the active ingredient and processes for their production.
    Type: Grant
    Filed: April 19, 1988
    Date of Patent: January 9, 1990
    Assignee: American Cyanamid Company
    Inventors: Jay D. Albright, Dennis W. Powell, John P. Dusza
  • 2-Phenyl-4-quinoline carboxylic acids
    Patent number: 4847381
    Abstract: Substituted 4-quinoline-carboxylic acids useful in the treatment of arthritis and inhibition of progressive joint deterioration are disclosed together with methods of use and synthesis thereof.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: July 11, 1989
    Assignee: American Cyanamid Company
    Inventors: Leslie H. Sutherland, Adolph E. Sloboda, Ralph G. Child, John F. Poletto, Dennis W. Powell
  • N-substituted-N-[3-(1,2,4-triazolo-[4,3-b]pyridazin-6-yl )phenyl]alkanamides, carbamates and ureas
    Patent number: 4767765
    Abstract: Novel organic compounds which are N-substituted-N-[3-(1,2,4-triazolo[4,3-b]pyridazin-6-yl)phenyl]alkanamides , carbamates and ureas which are useful as anxiolytic or antiepileptic agents, methods of using the compounds, compositions of matter containing them as the active ingredient and processes for their production.
    Type: Grant
    Filed: March 27, 1987
    Date of Patent: August 30, 1988
    Assignee: American Cyanamid Company
    Inventors: Jay D. Albright, Dennis W. Powell, John P. Dusza
  • N-substituted-N[3-(1,2,4-triazolo[4,3-b]pyridazin-6-yl)phenyl]a lkanamides, carbamates and ureas
    Patent number: 4654343
    Abstract: Novel organic compounds which are N-substituted-N-[3-(1,2,4-triazolo[4,3-b]pyridazin-6-yl)phenyl]alkanamides , carbamates and ureas which are useful as anxiolytic or antiepileptic agents, methods of using the compounds, compositions of matter containing them as the active ingredient and processes for their production.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: March 31, 1987
    Assignee: American Cyanamid Company
    Inventors: Jay D. Albright, Dennis W. Powell, John P. Dusza
  • Imidazo[1,2-b]pyridazines
    Patent number: 4569934
    Abstract: This invention concerns novel imidazo[1,2-b]-pyridazines and their use as agents for treating anxiety.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: February 11, 1986
    Assignee: American Cyanamid Company
    Inventors: Daniel B. Moran, Dennis W. Powell, Jay D. Albright
  • (Pyridinyl)-1,2,4-triazolo[4,3-a]pyridines
    Patent number: 4550166
    Abstract: This disclosure describes novel substituted 1,2,4-triazolo[4,3-a]pyridines which possess anxioltic activity.
    Type: Grant
    Filed: May 21, 1984
    Date of Patent: October 29, 1985
    Assignee: American Cyanamid Company
    Inventors: Daniel B. Moran, Dennis W. Powell, Jay D. Albright