Patents Represented by Attorney A. C. Nolte, Jr.

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  • Fish rearing enclosure with a readily closable mouth
    Patent number: 4170196
    Abstract: A fish rearing enclosure includes framework which is netted to provide an enclosed space for accommodating marine fish to be cultured. A slide fastener or fasteners are attached to the top portion of the net to form a mouth which can be opened and closed by manipulation of the fastener slider or sliders. Several embodiments are disclosed.
    Type: Grant
    Filed: January 21, 1977
    Date of Patent: October 9, 1979
    Assignee: Yoshida Kogyo, K. K.
    Inventor: Kiyoo Yoneya
  • Method of preparing furocoumarins
    Patent number: 4169840
    Abstract: This invention relates to an improved method of preparing furocoumarins having the following formula: ##STR1## wherein R is a radical selected from the group consisting of hydrogen, hydroxy and lower alkoxy, which comprises reacting a coumarin having the following formula: ##STR2## or the alkali metal salt thereof, with a haloacetal having the following formula: ##STR3## WHEREIN R.sub.
    Type: Grant
    Filed: November 14, 1977
    Date of Patent: October 2, 1979
    Assignee: Oy Star AB
    Inventors: Juhani I. T. Maki, Pentti J. Malkonen, Heikki E. Nupponen