Patents Represented by Attorney Cortland R. Schupbach, Jr.

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  • Pyramidal offshore structure
    Patent number: 4437794
    Abstract: Tethered or bottom-ballasted offshore platforms preferably have a pyramidal configuration. Struts connect the apexes of a polyhedron configuration to form a triangle defining each face. The pyramidal configuration can be ballasted to the bottom in relatively shallow water. A hexadron configuration can be tethered in deep water with tension members and flotation members.
    Type: Grant
    Filed: January 29, 1981
    Date of Patent: March 20, 1984
    Assignee: Conoco Inc.
    Inventors: R. Leroy Grimsley, Len J. Gawel
  • Transparent and translucent poly(butene-1)
    Patent number: 4219639
    Abstract: A method for altering the transparency of a stable hexagonal polymorphic poly(butene-1) obtained from unstable tetragonal crystalline poly(butene-1) comprising contacting the tetragonal crystalline poly(butene-1) with a volatile solvent for a short time, then removing from the solvent, and allowing solvent adhereing to the poly(butene-1) to evaporate. The finished polymer can be opaque, transparent, or translucent depending upon the solvent and temperature used.
    Type: Grant
    Filed: August 16, 1978
    Date of Patent: August 26, 1980
    Assignee: Conoco, Inc.
    Inventors: Mark P. Mack, William J. Libbey