Patents Represented by Attorney Robert Osann

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  • Processes for the manufacturing of precipitated silica
    Patent number: 4243428
    Abstract: Process for the manufacturing of silicas having a specific surface area ranging between 100 and 600 sq m/g, which does not vary upon drying, due to the action of a strong acid on an alkaline silicate, characterized by the fact that the addition of strong acid to the alkaline silicate is interrupted one to three times.
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: January 6, 1981
    Inventors: Jean-Baptise Donnet, Bernard Baudru, Maurice Coudurier, Georges Vrisakis
  • Chair
    Patent number: D254105
    Type: Grant
    Filed: August 25, 1977
    Date of Patent: February 5, 1980
    Assignee: Sacea S.a.s. di Tirinnanzi Giampietro & Co.
    Inventor: Isao Hosoe
  • Bidet
    Patent number: D256609
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: August 26, 1980
    Assignee: Societe Generale de Fonderie
    Inventor: Andre Primault
  • Water closet
    Patent number: D256611
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: August 26, 1980
    Assignee: Societe Generale de Fonderie
    Inventor: Andre Primault
  • Table grill
    Patent number: D256763
    Type: Grant
    Filed: July 26, 1978
    Date of Patent: September 9, 1980
    Inventor: Michel de la Bruyere Vincent
  • Packaging tray for tape cassettes
    Patent number: D256777
    Type: Grant
    Filed: February 23, 1978
    Date of Patent: September 9, 1980
    Assignee: Bengt Petersson New Products Investment AB
    Inventor: Nils G. Sorsjo
  • Table grill
    Patent number: D257206
    Type: Grant
    Filed: March 8, 1978
    Date of Patent: October 7, 1980
    Inventor: Michel Vincent
  • Sound shell structure
    Patent number: D257392
    Type: Grant
    Filed: July 28, 1978
    Date of Patent: October 14, 1980
    Inventor: John P. Goodman
  • Curtain material
    Patent number: D257403
    Type: Grant
    Filed: February 28, 1978
    Date of Patent: October 14, 1980
    Inventor: Hans Stocker
  • Curtain material
    Patent number: D257404
    Type: Grant
    Filed: February 28, 1978
    Date of Patent: October 14, 1980
    Inventor: Hans Stocker
  • Ring toss game target
    Patent number: D257745
    Type: Grant
    Filed: June 22, 1978
    Date of Patent: December 30, 1980
    Inventor: Adolph Abraham
  • Telephone cradle
    Patent number: D257842
    Type: Grant
    Filed: July 28, 1978
    Date of Patent: January 13, 1981
    Inventor: Siu T. Chow
  • Play and storage box
    Patent number: D257995
    Type: Grant
    Filed: November 29, 1978
    Date of Patent: January 20, 1981
    Assignee: Inter-Ikea A/S
    Inventors: Henrik Mikkelsen, Bjarne B. Andersen
  • Washstand
    Patent number: D258079
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: January 27, 1981
    Assignee: Societe Generale de Fonderie
    Inventor: Andre Primault
  • Combined handled phonograph record envelope and rain cover therefor
    Patent number: D258204
    Type: Grant
    Filed: August 7, 1978
    Date of Patent: February 10, 1981
    Inventor: Carl Rudenschold
  • Toy house
    Patent number: D258369
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: February 24, 1981
    Inventor: Per-Hugo B. Bornfelt
  • Curtain material No. 438
    Patent number: D258393
    Type: Grant
    Filed: May 30, 1979
    Date of Patent: February 24, 1981
    Assignee: Gardisette International AG
    Inventor: Hans Stocker
  • Male genital strengthening device
    Patent number: D258690
    Type: Grant
    Filed: April 14, 1978
    Date of Patent: March 24, 1981
    Inventor: An C. Wu
  • Combined pallet and container
    Patent number: D258817
    Type: Grant
    Filed: November 29, 1978
    Date of Patent: April 7, 1981
    Inventor: Nils G. Sundman
  • Fishing float
    Patent number: D258979
    Type: Grant
    Filed: March 28, 1978
    Date of Patent: April 21, 1981
    Inventor: Gino Scola